{"id":131,"date":"2023-02-23T21:25:06","date_gmt":"2023-02-23T21:25:06","guid":{"rendered":"https:\/\/coldores.nl\/?page_id=131"},"modified":"2023-02-24T19:16:36","modified_gmt":"2023-02-24T19:16:36","slug":"technical-info","status":"publish","type":"page","link":"https:\/\/coldores.nl\/?page_id=131","title":{"rendered":"technical info"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"131\" class=\"elementor elementor-131\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1c71f2a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1c71f2a\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2697c35\" data-id=\"2697c35\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-100c643 elementor-widget elementor-widget-text-editor\" data-id=\"100c643\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.23.0 - 05-08-2024 *\/\n.elementor-widget-text-editor.elementor-drop-cap-view-stacked .elementor-drop-cap{background-color:#69727d;color:#fff}.elementor-widget-text-editor.elementor-drop-cap-view-framed .elementor-drop-cap{color:#69727d;border:3px solid;background-color:transparent}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap{margin-top:8px}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap-letter{width:1em;height:1em}.elementor-widget-text-editor .elementor-drop-cap{float:left;text-align:center;line-height:1;font-size:50px}.elementor-widget-text-editor .elementor-drop-cap-letter{display:inline-block}<\/style>\t\t\t\t<p>In this chapter you find <strong>examples of damages<\/strong>,\u00a0 <strong>wear patterns<\/strong> or i<strong>ndications on the shaft seal<\/strong> ,which provide you <strong>information in which area you need to investigate to solve the situation.<\/strong>\u00a0 On request we offer a shaft seal inspection to support you with solutions. You receive a <strong>full inspection report from your damaged seal.<\/strong><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-a335d35 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a335d35\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-520c8ff\" data-id=\"520c8ff\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-fcd8daa elementor-widget elementor-widget-text-editor\" data-id=\"fcd8daa\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><strong><span style=\"background-color: var(--global--color-background); color: var(--global--color-primary); font-family: var(--global--font-secondary); font-size: var(--global--font-size-base);\">One of the most common\u00a0 causes of\u00a0 seal failure:<\/span><\/strong><\/p><p>By refrigeration compressors is the<strong> single shaft seal arrangement<\/strong> the most used.\u00a0 The shaft seal is build in the housing of the compressor and contains a <strong>rotary &#8211;<\/strong> and <strong>stationary part<\/strong> . The <strong>sealing<\/strong> has been <strong>completed by the liquid ( oil and refrigerant mixture)<\/strong> between these parts. <strong>The most engineers<\/strong> do not realize that by refrigeration compressors <strong>always<\/strong>\u00a0 the\u00a0 Lubrication oil contains a <strong>part of the refrigerant.<\/strong>\u00a0 The <strong>amount<\/strong> of refrigerant is depending\u00a0 on <b>pressure , refrigerant, oil characteristic \u00a0and temperature.<\/b>\u00a0 The <strong>mixture of oil\/ refrigerant<\/strong> enters the <strong>lubrication system<\/strong> and start <strong>collect heat<\/strong> &#8211; the <strong>liquid refri<span style=\"background-color: var(--global--color-background); color: var(--global--color-primary); font-family: var(--global--font-secondary); font-size: var(--global--font-size-base);\">degassing<\/span><\/strong><strong style=\"background-color: var(--global--color-background); color: var(--global--color-primary); font-family: var(--global--font-secondary); font-size: var(--global--font-size-base);\">gerant<\/strong><span style=\"background-color: var(--global--color-background); color: var(--global--color-primary); font-family: var(--global--font-secondary); font-size: var(--global--font-size-base);\"> start to <\/span><strong style=\"background-color: var(--global--color-background); color: var(--global--color-primary); font-family: var(--global--font-secondary); font-size: var(--global--font-size-base);\">boil-off<\/strong><span style=\"background-color: var(--global--color-background); color: var(--global--color-primary); font-family: var(--global--font-secondary); font-size: var(--global--font-size-base);\"> and <\/span><strong style=\"background-color: var(--global--color-background); color: var(--global--color-primary); font-family: var(--global--font-secondary); font-size: var(--global--font-size-base);\">due to little higher pressure<\/strong><span style=\"background-color: var(--global--color-background); color: var(--global--color-primary); font-family: var(--global--font-secondary); font-size: var(--global--font-size-base);\"> &#8211;\u00a0 it will <\/span><strong style=\"background-color: var(--global--color-background); color: var(--global--color-primary); font-family: var(--global--font-secondary); font-size: var(--global--font-size-base);\">De-gas<\/strong><span style=\"background-color: var(--global--color-background); color: var(--global--color-primary); font-family: var(--global--font-secondary); font-size: var(--global--font-size-base);\"> in <\/span><strong style=\"background-color: var(--global--color-background); color: var(--global--color-primary); font-family: var(--global--font-secondary); font-size: var(--global--font-size-base);\">seconds<\/strong><span style=\"background-color: var(--global--color-background); color: var(--global--color-primary); font-family: var(--global--font-secondary); font-size: var(--global--font-size-base);\"> and after\u00a0 <strong>fresh\u00a0 mixture<\/strong> enters the shaft seal .\u00a0 The process <strong>restart it`s self<\/strong> &#8211; <strong>cooling<\/strong> takes <strong>more time<\/strong> than <strong>heating up<\/strong> &#8212;\u00a0 so we can face at the end\u00a0 : <strong>dry running of the shaft -seal in liquid bath<\/strong> .\u00a0<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-8c770d0 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8c770d0\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2cf014d\" data-id=\"2cf014d\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5aadd55 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"5aadd55\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.23.0 - 05-08-2024 *\/\n.elementor-widget-divider{--divider-border-style:none;--divider-border-width:1px;--divider-color:#0c0d0e;--divider-icon-size:20px;--divider-element-spacing:10px;--divider-pattern-height:24px;--divider-pattern-size:20px;--divider-pattern-url:none;--divider-pattern-repeat:repeat-x}.elementor-widget-divider .elementor-divider{display:flex}.elementor-widget-divider .elementor-divider__text{font-size:15px;line-height:1;max-width:95%}.elementor-widget-divider .elementor-divider__element{margin:0 var(--divider-element-spacing);flex-shrink:0}.elementor-widget-divider .elementor-icon{font-size:var(--divider-icon-size)}.elementor-widget-divider .elementor-divider-separator{display:flex;margin:0;direction:ltr}.elementor-widget-divider--view-line_icon .elementor-divider-separator,.elementor-widget-divider--view-line_text .elementor-divider-separator{align-items:center}.elementor-widget-divider--view-line_icon .elementor-divider-separator:after,.elementor-widget-divider--view-line_icon .elementor-divider-separator:before,.elementor-widget-divider--view-line_text .elementor-divider-separator:after,.elementor-widget-divider--view-line_text .elementor-divider-separator:before{display:block;content:\"\";border-block-end:0;flex-grow:1;border-block-start:var(--divider-border-width) var(--divider-border-style) var(--divider-color)}.elementor-widget-divider--element-align-left .elementor-divider .elementor-divider-separator>.elementor-divider__svg:first-of-type{flex-grow:0;flex-shrink:100}.elementor-widget-divider--element-align-left .elementor-divider-separator:before{content:none}.elementor-widget-divider--element-align-left .elementor-divider__element{margin-left:0}.elementor-widget-divider--element-align-right .elementor-divider .elementor-divider-separator>.elementor-divider__svg:last-of-type{flex-grow:0;flex-shrink:100}.elementor-widget-divider--element-align-right .elementor-divider-separator:after{content:none}.elementor-widget-divider--element-align-right .elementor-divider__element{margin-right:0}.elementor-widget-divider--element-align-start .elementor-divider .elementor-divider-separator>.elementor-divider__svg:first-of-type{flex-grow:0;flex-shrink:100}.elementor-widget-divider--element-align-start .elementor-divider-separator:before{content:none}.elementor-widget-divider--element-align-start .elementor-divider__element{margin-inline-start:0}.elementor-widget-divider--element-align-end .elementor-divider .elementor-divider-separator>.elementor-divider__svg:last-of-type{flex-grow:0;flex-shrink:100}.elementor-widget-divider--element-align-end .elementor-divider-separator:after{content:none}.elementor-widget-divider--element-align-end .elementor-divider__element{margin-inline-end:0}.elementor-widget-divider:not(.elementor-widget-divider--view-line_text):not(.elementor-widget-divider--view-line_icon) .elementor-divider-separator{border-block-start:var(--divider-border-width) var(--divider-border-style) var(--divider-color)}.elementor-widget-divider--separator-type-pattern{--divider-border-style:none}.elementor-widget-divider--separator-type-pattern.elementor-widget-divider--view-line .elementor-divider-separator,.elementor-widget-divider--separator-type-pattern:not(.elementor-widget-divider--view-line) .elementor-divider-separator:after,.elementor-widget-divider--separator-type-pattern:not(.elementor-widget-divider--view-line) .elementor-divider-separator:before,.elementor-widget-divider--separator-type-pattern:not([class*=elementor-widget-divider--view]) .elementor-divider-separator{width:100%;min-height:var(--divider-pattern-height);-webkit-mask-size:var(--divider-pattern-size) 100%;mask-size:var(--divider-pattern-size) 100%;-webkit-mask-repeat:var(--divider-pattern-repeat);mask-repeat:var(--divider-pattern-repeat);background-color:var(--divider-color);-webkit-mask-image:var(--divider-pattern-url);mask-image:var(--divider-pattern-url)}.elementor-widget-divider--no-spacing{--divider-pattern-size:auto}.elementor-widget-divider--bg-round{--divider-pattern-repeat:round}.rtl .elementor-widget-divider .elementor-divider__text{direction:rtl}.e-con-inner>.elementor-widget-divider,.e-con>.elementor-widget-divider{width:var(--container-widget-width,100%);--flex-grow:var(--container-widget-flex-grow)}<\/style>\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-8af9013 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8af9013\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-5de0b11\" data-id=\"5de0b11\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-28e62c8 elementor-widget elementor-widget-text-editor\" data-id=\"28e62c8\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>The\u00a0 Pusher type\u00a0 shaft seal arrangement\u00a0<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-264e504 elementor-widget elementor-widget-image\" data-id=\"264e504\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.23.0 - 05-08-2024 *\/\n.elementor-widget-image{text-align:center}.elementor-widget-image a{display:inline-block}.elementor-widget-image a img[src$=\".svg\"]{width:48px}.elementor-widget-image img{vertical-align:middle;display:inline-block}<\/style>\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"300\" height=\"226\" src=\"https:\/\/coldores.nl\/wp-content\/uploads\/2023\/02\/mk5-e1615490215690-300x226-1.gif\" class=\"attachment-large size-large wp-image-99\" alt=\"\" style=\"width:100%;height:75.33%;max-width:300px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3eaf59a elementor-widget elementor-widget-text-editor\" data-id=\"3eaf59a\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>The <strong>Pusher type seal<\/strong> is one on the <strong>oldes<\/strong><span style=\"background-color: var(--global--color-background); color: var(--global--color-primary); font-family: var(--global--font-secondary); font-size: var(--global--font-size-base);\"><strong>t<\/strong> seal types in refrigeration compressor .\u00a0<\/span><\/p><p>One was a discussion regarding the O-rings\u00a0 &#8211; by a pusher type the <strong>O-ring<\/strong> have a <strong>dynamic<\/strong> <strong>function<\/strong> &#8211; <strong>swelling<\/strong> can let the <strong>shaft seal\u00a0 lock<\/strong> in <strong>open positon<\/strong> .\u00a0 By the use of <strong>high quality<\/strong> of\u00a0 \u00a0<strong>elastomers<\/strong> , there is<strong> no problem<\/strong> today .\u00a0<\/p><p>There is for the users still a <strong>big benefit<\/strong> &#8211; pushertype seal are <strong>easy to repair<\/strong> &#8211; even the change to a <strong>higher Quality of carbon binder combination<\/strong> is possible,<\/p><p>\u00a0<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-4515683\" data-id=\"4515683\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e67a5bd elementor-widget elementor-widget-text-editor\" data-id=\"e67a5bd\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>The bellow type shaft seal arrangement<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7eb32fc elementor-widget elementor-widget-image\" data-id=\"7eb32fc\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"300\" height=\"225\" src=\"https:\/\/coldores.nl\/wp-content\/uploads\/2023\/02\/SAB-163-HR-seal-1-300x225.jpg\" class=\"attachment-medium size-medium wp-image-121\" alt=\"\" srcset=\"https:\/\/coldores.nl\/wp-content\/uploads\/2023\/02\/SAB-163-HR-seal-1-300x225.jpg 300w, https:\/\/coldores.nl\/wp-content\/uploads\/2023\/02\/SAB-163-HR-seal-1-1024x768.jpg 1024w, https:\/\/coldores.nl\/wp-content\/uploads\/2023\/02\/SAB-163-HR-seal-1-768x576.jpg 768w, https:\/\/coldores.nl\/wp-content\/uploads\/2023\/02\/SAB-163-HR-seal-1-1536x1152.jpg 1536w, https:\/\/coldores.nl\/wp-content\/uploads\/2023\/02\/SAB-163-HR-seal-1-2048x1536.jpg 2048w, https:\/\/coldores.nl\/wp-content\/uploads\/2023\/02\/SAB-163-HR-seal-1-1568x1176.jpg 1568w\" sizes=\"(max-width: 300px) 100vw, 300px\" style=\"width:100%;height:75%;max-width:2560px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-90a901c elementor-widget elementor-widget-text-editor\" data-id=\"90a901c\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Today we find\u00a0 the <strong>bellow type shaft seal<\/strong> .\u00a0 The O-ring has <strong>only the function<\/strong> to <strong>seal<\/strong> between the <strong>metal of shaft seal<\/strong> and <strong>the shaft<\/strong> &#8211; <strong>more swelling<\/strong>\u00a0 <strong>more tightness<\/strong> ( with in limits). <strong>All movements<\/strong>\u00a0 <strong>increase speed<\/strong> and <strong>reducing speed<\/strong> , <strong>force to stationary ring<\/strong> must be <strong>captured<\/strong> <strong>by<\/strong> the <strong>bellow.<\/strong>\u00a0 these types are <strong>not easy to restore<\/strong> only lapping till the carbon\/ binder of sic is without the limits.\u00a0<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-ffdabb2 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"ffdabb2\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-4dca5d8\" data-id=\"4dca5d8\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d611524 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"d611524\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6e6de00 elementor-widget elementor-widget-text-editor\" data-id=\"6e6de00\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><strong>Wear rings<\/strong> : basic in the refrigeration industry\u00a0 we use\u00a0 two kinds of wearings material:\u00a0 <strong>carbon\/ binder material<\/strong> of <strong>SIC<\/strong> ( which is basic glass)\u00a0<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-0203110 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0203110\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-6420767\" data-id=\"6420767\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b939cd5 elementor-widget elementor-widget-text-editor\" data-id=\"b939cd5\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>In the old days we use a <strong>very stable material<\/strong> to bed the <strong>carbon<\/strong> in. it was <strong>antimony<\/strong> &#8211; basic it was standard in the Industry &#8211; today these shaft seal are only on <strong>special order<\/strong> Our <strong>COLDORES HR -heat reducing<\/strong> is one of them.\u00a0 antimony is heavy metal and in the most shaft seals replaced by a <strong>resin as binder<\/strong> .\u00a0<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f60cd91 elementor-widget elementor-widget-toggle\" data-id=\"f60cd91\" data-element_type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.23.0 - 05-08-2024 *\/\n.elementor-toggle{text-align:start}.elementor-toggle .elementor-tab-title{font-weight:700;line-height:1;margin:0;padding:15px;border-bottom:1px solid #d5d8dc;cursor:pointer;outline:none}.elementor-toggle .elementor-tab-title .elementor-toggle-icon{display:inline-block;width:1em}.elementor-toggle .elementor-tab-title .elementor-toggle-icon svg{margin-inline-start:-5px;width:1em;height:1em}.elementor-toggle .elementor-tab-title .elementor-toggle-icon.elementor-toggle-icon-right{float:right;text-align:right}.elementor-toggle .elementor-tab-title .elementor-toggle-icon.elementor-toggle-icon-left{float:left;text-align:left}.elementor-toggle .elementor-tab-title .elementor-toggle-icon .elementor-toggle-icon-closed{display:block}.elementor-toggle .elementor-tab-title .elementor-toggle-icon .elementor-toggle-icon-opened{display:none}.elementor-toggle .elementor-tab-title.elementor-active{border-bottom:none}.elementor-toggle .elementor-tab-title.elementor-active .elementor-toggle-icon-closed{display:none}.elementor-toggle .elementor-tab-title.elementor-active .elementor-toggle-icon-opened{display:block}.elementor-toggle .elementor-tab-content{padding:15px;border-bottom:1px solid #d5d8dc;display:none}@media (max-width:767px){.elementor-toggle .elementor-tab-title{padding:12px}.elementor-toggle .elementor-tab-content{padding:12px 10px}}.e-con-inner>.elementor-widget-toggle,.e-con>.elementor-widget-toggle{width:var(--container-widget-width);--flex-grow:var(--container-widget-flex-grow)}<\/style>\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2581\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-2581\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">resin as binder materials<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-2581\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-2581\"><p>Resin is available many combinations . <strong>Resin<\/strong> has <strong>no self lubrication effects<\/strong>. The generation heat by friction is also the key for Degassing of lubrication oil.\u00a0 The <strong>generated heat<\/strong> will be <strong>longer captured<\/strong>\u00a0 \u00a0 in the resin\/ carbon wear ring of the seal. <strong>Benefit<\/strong> is\u00a0 a <strong>resin carbon wear ring<\/strong>, which can be <strong>more stable<\/strong> as <strong>SIC material against vibration<\/strong><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2582\" class=\"elementor-tab-title\" data-tab=\"2\" role=\"button\" aria-controls=\"elementor-tab-content-2582\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Antimony as binder for the carbon <\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-2582\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"region\" aria-labelledby=\"elementor-tab-title-2582\"><p>Antimony is\u00a0 more stable than resin- It reduces the generated heat form the\u00a0 seal to the media . Hotspots will be minimized .<\/p><p>down-side : due to the used on heavy material the seals have longer production time<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-6ce769c\" data-id=\"6ce769c\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-287d72c elementor-widget elementor-widget-text-editor\" data-id=\"287d72c\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><strong>Silicon carbide<\/strong> is <strong>carbon<\/strong> and <strong>silicon<\/strong>\u00a0 ( SIC) basic glass.\u00a0 Basic a <strong>very good solution<\/strong> if the\u00a0 <strong>media<\/strong> contains <strong>hard partials<\/strong> &#8211; <strong>SIC<\/strong> is <strong>very hard materials<\/strong> &#8211; <strong>very good heat conduction<\/strong> &#8211; however using a O-ring direct behind the SIC ring can burn the O-ring.\u00a0<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7ec6fd3 elementor-widget elementor-widget-toggle\" data-id=\"7ec6fd3\" data-element_type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1321\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-1321\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">SIC as wear ring  benefits<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1321\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-1321\"><p>Good<strong> heat conduction<\/strong> &#8211; down side in <strong>all directions<\/strong> .\u00a0<\/p><p><strong>Very hard material<\/strong>: ideal for a media with hard partials\u00a0 &#8211; in Refrigeration compressors we have not this situation.<\/p><p><strong>chemical stable<\/strong> : basic\u00a0 our acid\u00a0 is low in refrigeration compressors.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1322\" class=\"elementor-tab-title\" data-tab=\"2\" role=\"button\" aria-controls=\"elementor-tab-content-1322\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">SIC as binder Critical down sides <\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1322\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"region\" aria-labelledby=\"elementor-tab-title-1322\"><p>SIC is basic glas &#8211; the edges are very fragile &#8211; best solution\u00a0 SIC ring in bedded in metal.\u00a0<\/p><p>Sic is <strong>glass<\/strong> , however like glass a thermo shock it will be damaged.\u00a0 \u00a0<strong>small partials<\/strong> of glass will be forced through the compressor .<\/p><p>Sic is weak for <strong>vibration<\/strong> so <strong>critical Frequencies<\/strong> as more risk for the shaft seal\u00a0<\/p><p>\u00a0<\/p><p>\u00a0<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2defc89 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2defc89\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-e21c8cf\" data-id=\"e21c8cf\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-9901eb3 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"9901eb3\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-d993113 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d993113\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-9220aa4\" data-id=\"9220aa4\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8b36be7 elementor-widget elementor-widget-text-editor\" data-id=\"8b36be7\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Degassing damage and how to recognize&nbsp;&nbsp;<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6bfb5c3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6bfb5c3\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-824a602\" data-id=\"824a602\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0d92308 elementor-widget elementor-widget-toggle\" data-id=\"0d92308\" data-element_type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1421\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-1421\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">a shaft seal at first sight <\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1421\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-1421\"><p><img decoding=\"async\" class=\"alignnone size-medium wp-image-156\" src=\"http:\/\/coldores.nl\/wp-content\/uploads\/2023\/02\/1-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\" srcset=\"https:\/\/coldores.nl\/wp-content\/uploads\/2023\/02\/1-300x225.jpg 300w, https:\/\/coldores.nl\/wp-content\/uploads\/2023\/02\/1.jpg 640w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\u00a0 \u00a0 If we look at a\u00a0 damaged shaft seal we see at first only a\u00a0 small damage. but if you look closer teh more you find .<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1422\" class=\"elementor-tab-title\" data-tab=\"2\" role=\"button\" aria-controls=\"elementor-tab-content-1422\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">look like small explosions  separate from each other <\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1422\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"region\" aria-labelledby=\"elementor-tab-title-1422\"><p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-157\" src=\"http:\/\/coldores.nl\/wp-content\/uploads\/2023\/02\/2-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\" srcset=\"https:\/\/coldores.nl\/wp-content\/uploads\/2023\/02\/2-300x225.jpg 300w, https:\/\/coldores.nl\/wp-content\/uploads\/2023\/02\/2.jpg 640w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\u00a0 more small damages like very small explosions\u00a0 \u00a0<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1423\" class=\"elementor-tab-title\" data-tab=\"3\" role=\"button\" aria-controls=\"elementor-tab-content-1423\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">it looks that all puts are separate<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1423\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"region\" aria-labelledby=\"elementor-tab-title-1423\"><p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-158\" src=\"http:\/\/coldores.nl\/wp-content\/uploads\/2023\/02\/3-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\" srcset=\"https:\/\/coldores.nl\/wp-content\/uploads\/2023\/02\/3-300x225.jpg 300w, https:\/\/coldores.nl\/wp-content\/uploads\/2023\/02\/3.jpg 640w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>We find\u00a0 interesting shapes separate at the top from each other bit stil in almost the same area<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1424\" class=\"elementor-tab-title\" data-tab=\"4\" role=\"button\" aria-controls=\"elementor-tab-content-1424\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">The crates are connected by very small crackes<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1424\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"4\" role=\"region\" aria-labelledby=\"elementor-tab-title-1424\"><p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-159\" src=\"http:\/\/coldores.nl\/wp-content\/uploads\/2023\/02\/4-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\" srcset=\"https:\/\/coldores.nl\/wp-content\/uploads\/2023\/02\/4-300x225.jpg 300w, https:\/\/coldores.nl\/wp-content\/uploads\/2023\/02\/4.jpg 640w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>This indicates that small\u00a0 explosions\u00a0 caused the first put\u00a0 in the wear material &#8211; not mechanical\u00a0 but by degassing\u00a0 of the lubrication oil.\u00a0<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-d106aa1 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d106aa1\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-8648bd8\" data-id=\"8648bd8\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-cd8d0b2 elementor-widget elementor-widget-text-editor\" data-id=\"cd8d0b2\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><strong>Blistering, Dry-running :<\/strong><\/p><p>Caused by :\u00a0 the lubrication oil contains a <strong>higher proportion<\/strong> refrigerant ( liquid phase).\u00a0 The refrigerant will be <strong>forced<\/strong> to go into <strong>gas phase<\/strong> because of the heat developed by the Shaft seal. (Heat of friction between stationary- and rotating part.<\/p><p>The <strong>pressure<\/strong> of the refrigerant will <strong>light rise<\/strong> above the<strong> lubrication pressure<\/strong> only for a <strong>short moment<\/strong> and <strong>force out the lubrication film.<\/strong> The <strong>dry-running<\/strong> take place. <strong>Fresh oil<\/strong> enters the shaft seal and\u00a0 the <strong>proces restarts<\/strong> &#8211; only\u00a0 <strong>heating-up<\/strong> is always<strong> faster than<\/strong> <strong>cooling down<\/strong> &#8211; cooling down\u00a0 will take longer. In reality the\u00a0 <strong>temperature<\/strong> will become <strong>higher<\/strong> at <strong>local spots<\/strong> and the <strong>proces accumulated<\/strong><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-904578a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"904578a\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2811df6\" data-id=\"2811df6\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8647287 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"8647287\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6bd8a46 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6bd8a46\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-832c0db\" data-id=\"832c0db\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-cdcf3c0 elementor-widget elementor-widget-text-editor\" data-id=\"cdcf3c0\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>The discharge temperature is important for limited account of Liquid refrigerant.\u00a0\u00a0<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-d37ef4a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d37ef4a\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-01f6743\" data-id=\"01f6743\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d087a69 elementor-widget elementor-widget-text-editor\" data-id=\"d087a69\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<table><tbody><tr><td width=\"130\"><p>Refrigerant<\/p><\/td><td width=\"189\"><p>Recommended temperature area<\/p><\/td><td width=\"227\"><p>Extern isolation and\u00a0 heating recommended by standard unit<\/p><\/td><\/tr><tr><td width=\"130\"><p>NH3<\/p><\/td><td width=\"189\"><p>73-80\u00b0C<\/p><\/td><td width=\"227\"><p>no<\/p><\/td><\/tr><tr><td width=\"130\"><p>R22<\/p><\/td><td width=\"189\"><p>67-72\u00b0C<\/p><\/td><td width=\"227\"><p>In some cases by external air flow<\/p><\/td><\/tr><tr><td width=\"130\"><p>R404A<\/p><\/td><td width=\"189\"><p>67-72\u00b0C<\/p><\/td><td width=\"227\"><p>Some times<\/p><\/td><\/tr><tr><td width=\"130\"><p>R507<\/p><\/td><td width=\"189\"><p>67-72\u00b0C<\/p><\/td><td width=\"227\"><p>yes<\/p><\/td><\/tr><tr><td width=\"130\"><p>R422D<\/p><\/td><td width=\"189\"><p>67-72\u00b0C<\/p><\/td><td width=\"227\"><p>yes<\/p><\/td><\/tr><\/tbody><\/table>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-02fc2ab elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"02fc2ab\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-62fa7fd\" data-id=\"62fa7fd\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d199f4a elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"d199f4a\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-404582b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"404582b\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-dd5e50b\" data-id=\"dd5e50b\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-ced9772 elementor-widget elementor-widget-text-editor\" data-id=\"ced9772\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Adjusting <b>of the&nbsp; injected oil temperature&nbsp; by screw compressors<\/b><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-e3b6fd8 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e3b6fd8\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-6ef241b\" data-id=\"6ef241b\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-cc9525c elementor-widget elementor-widget-toggle\" data-id=\"cc9525c\" data-element_type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2141\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-2141\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">realtion oil separator temperature and injected oil<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-2141\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-2141\"><p>In each screw compressor unit is an oil separator included.<\/p><p>For the best performance of an oil separator there are a checking procedure based on the balance between the required electric energy and the required compressor power on the shaft.<\/p><p>\u00a0<\/p><p>80% of all compressor units are misadjusted. In 90% of the cases the adjustment is out side the tolerances, leading to excessive wear on compressor parts, higher energy consumption and oil carry over.<\/p><p>\u00a0<\/p><p>We strongly recommend using a logging over a time period or taking the time for the adjustment.<\/p><p>Creating the balance needs time by compressor unit with more than 100Ltr. of lubrication oil.<\/p><p>\u00a0<\/p><p>The most compressor units are suited with a separate oil injection line to control the discharge temperature. The recommended Discharge temperature is dominated by the used refrigerant.<\/p><p>The recommend discharge temperature: The temperature area , where the adhesion is the lowest between oil and the refrigerant.<\/p><p>\u00a0<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2142\" class=\"elementor-tab-title\" data-tab=\"2\" role=\"button\" aria-controls=\"elementor-tab-content-2142\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">load and eco port <\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-2142\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"region\" aria-labelledby=\"elementor-tab-title-2142\"><p>.<\/p><p>Note:<\/p><p>For the best results \u2013 take your time and let the compressor run stable at same load.<\/p><p>By Frequency drive units run at the same speed.<\/p><p>By fixed drive speed units with Eco : test by a higher slide position as 80% with ECO.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2143\" class=\"elementor-tab-title\" data-tab=\"3\" role=\"button\" aria-controls=\"elementor-tab-content-2143\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Balance checking procedure<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-2143\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"region\" aria-labelledby=\"elementor-tab-title-2143\"><p>reaching the recommended oil separator entry temperature:<\/p><p>\u00a0<\/p><ul><li>Install a amp meter on the E-motor.( the best is a digital logging)<\/li><li>Install pressure transmitter behind and before the oil separator elements and log the difference pressure.<\/li><li>Install a discharge temperature transmitter.<\/li><li>Run de compressor unit without limited the waterflow to the oil cooler at fixed load.<\/li><li>Read the discharge temperature and amperage after 30 min.<\/li><li>Limited partly the oil flow for the rotor injection \u2013 notice if the discharge temperature is increasing and the amperage is decreasing \u2013 lead time 2 hours.<\/li><li>Is the recommended oil temperate reached? If not :close the main oil injection valve more. Wait for the changes at least 1 hour.<\/li><li>Follow these steps, till the moment the amperage balance. The procedure take time some times 2 days, due to the fact not all oil is passing the compressor.<\/li><li>If the amperage is stable for 4 hour under the same conditions, finalize the discharge temperature wit external control systems.<\/li><\/ul><p>Look is the difference temperature of the oil separator is not stable. This could indicate defects to the oil separator elements or damaged gaskets<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>In this chapter you find examples of damages,\u00a0 wear patterns or indications on the shaft seal ,which provide you information in which area you need to investigate to solve the situation.\u00a0 On request we offer a shaft seal inspection to support you with solutions. You receive a full inspection report from your damaged seal. One&hellip; <a class=\"more-link\" href=\"https:\/\/coldores.nl\/?page_id=131\">Continue reading <span class=\"screen-reader-text\">technical info<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_mi_skip_tracking":false,"footnotes":""},"class_list":["post-131","page","type-page","status-publish","hentry","entry"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/coldores.nl\/index.php?rest_route=\/wp\/v2\/pages\/131","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/coldores.nl\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/coldores.nl\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/coldores.nl\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/coldores.nl\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=131"}],"version-history":[{"count":16,"href":"https:\/\/coldores.nl\/index.php?rest_route=\/wp\/v2\/pages\/131\/revisions"}],"predecessor-version":[{"id":162,"href":"https:\/\/coldores.nl\/index.php?rest_route=\/wp\/v2\/pages\/131\/revisions\/162"}],"wp:attachment":[{"href":"https:\/\/coldores.nl\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=131"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}