{"id":431,"date":"2026-11-02T06:00:00","date_gmt":"2026-11-02T06:00:00","guid":{"rendered":"https:\/\/coolantcentrifuge.com\/?p=431"},"modified":"2026-10-29T05:53:39","modified_gmt":"2026-10-29T05:53:39","slug":"cover-glass-grinding-coolant","status":"publish","type":"post","link":"https:\/\/coolantcentrifuge.com\/ru\/cover-glass-grinding-coolant\/","title":{"rendered":"\u041e\u0445\u043b\u0430\u0436\u0434\u0430\u044e\u0449\u0430\u044f \u0436\u0438\u0434\u043a\u043e\u0441\u0442\u044c \u0434\u043b\u044f \u0448\u043b\u0438\u0444\u043e\u0432\u0430\u043d\u0438\u044f \u043f\u043e\u043a\u0440\u043e\u0432\u043d\u043e\u0433\u043e \u0441\u0442\u0435\u043a\u043b\u0430: \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044c \u043c\u0435\u043b\u043a\u0438\u0445 \u0447\u0430\u0441\u0442\u0438\u0446"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"431\" class=\"elementor elementor-431 elementor-bc-flex-widget\" data-elementor-post-type=\"post\">\n\t\t\t\t<div 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.video-frame{position:relative;aspect-ratio:16\/9;background:#17221b;overflow:hidden;border-radius:4px}.vf-w06-public .video-frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0}.vf-w06-public .table-scroll{overflow-x:auto;max-width:100%}.vf-w06-public .w06-body{overflow-wrap:break-word}.vf-w06-public .w06-body h3{font-size:20px;line-height:1.5;margin:26px 0 12px}.vf-w06-public .w06-body li{margin-bottom:7px}<\/style><header class=\"hero\"><div class=\"eyebrow\"><span>Technical Guides<\/span><span>Vimfun<\/span><\/div><h1>Cover Glass Grinding Coolant: Keeping Fines Under Control<\/h1><\/header>\t\t\t\t<\/div>\n\t\t\t\t<\/section>\n\t\t<section class=\"elementor-element elementor-element-w06cmobile e-con-full w06-section w06-mobile e-flex e-con e-parent\" data-id=\"w06cmobile\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-w06wmobile elementor-widget elementor-widget-html\" data-id=\"w06wmobile\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<details class=\"mobile-toc toc\"><summary>In this article<\/summary><ol><li><a href=\"#w06-s1\"><span>01<\/span>Cover glass grinding coolant at the grinding contact<\/a><\/li><li><a href=\"#w06-s2\"><span>02<\/span>What glass fines do to edges and nozzles<\/a><\/li><li><a href=\"#w06-s3\"><span>03<\/span>Why settling tanks miss the finest particles<\/a><\/li><li><a href=\"#w06-s4\"><span>04<\/span>Centrifugal cleaning of grinding coolant<\/a><\/li><li><a href=\"#w06-s5\"><span>05<\/span>What changes when the coolant stays clean<\/a><\/li><li><a href=\"#w06-s6\"><span>06<\/span>Frequently asked questions<\/a><\/li><\/ol><\/details>\t\t\t\t<\/div>\n\t\t\t\t<\/section>\n\t\t<div class=\"elementor-element elementor-element-w06cols e-con-full layout e-flex e-con e-parent\" data-id=\"w06cols\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<article class=\"elementor-element elementor-element-w06body e-con-full w06-body e-flex e-con e-parent\" data-id=\"w06body\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<section class=\"elementor-element elementor-element-w06cb00 e-con-full w06-section w06-b00 e-flex e-con e-parent\" data-id=\"w06cb00\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-w06wb00 elementor-widget elementor-widget-html\" data-id=\"w06wb00\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<p>Cover glass grinding coolant stays cleaner when coarse debris is intercepted on the return and a suitable treatment stage removes the finer glass particles that remain in circulation. Position the dirty pickup and treated return so the cleaning loop exchanges fluid through the tank instead of repeatedly treating one small pocket beside the pump.<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/section>\n\t\t<section class=\"elementor-element elementor-element-w06cb01 e-con-full w06-section w06-b01 e-flex e-con e-parent\" data-id=\"w06cb01\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-w06wb01 elementor-widget elementor-widget-html\" data-id=\"w06wb01\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<h2 id=\"w06-s1\">Cover glass grinding coolant at the grinding contact<\/h2><p>Cover glass is shaped and edged to meet the requirements of the finished component. Depending on the production route, grinding may remove material from the perimeter, form a profile or prepare an edge for a later operation. The coolant must reach the contact, carry debris away and remain compatible with the glass, tooling and downstream cleaning process.<\/p><p>Define the operation before specifying treatment. Cover glass CNC grinding can have a different contamination pattern from a rough edging line. The material removed, wheel condition and production mix determine what returns to the sump. A coolant suitable for one glass process should not be assumed suitable for another merely because both use water-based fluid.<\/p><p>Map the path from the contact to the tank and back to the nozzle. Identify screens, settling compartments and the position of the supply pump. This shows whether coarse material is already controlled and where fine solids remain in circulation. The application page on <a href=\"\/glass-grinding-coolant-filtration\/\">glass grinding coolant filtration<\/a> provides the wider process context; equipment selection should follow the actual loop rather than a generic water-treatment diagram.<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/section>\n\t\t<section class=\"elementor-element elementor-element-w06cb02 e-con-full w06-section w06-b02 e-flex e-con e-parent\" data-id=\"w06cb02\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-w06wb02 elementor-widget elementor-widget-html\" data-id=\"w06wb02\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<h2 id=\"w06-s2\">What glass fines do to edges and nozzles<\/h2><p>Glass fines can travel through the circulation system and reach places where clean flow is required. Deposits may restrict passages or collect around nozzle outlets, while entrained hard debris can contribute to unwanted contact with finished surfaces. Neither scratches nor reduced flow proves a coolant-cleanliness root cause; wheel damage, handling, nozzle alignment and process settings need investigation alongside contamination.<\/p><p>Compare a sample from the dirty return with one taken at the machine supply under the same production conditions. Examine the deposits from a blocked passage rather than assuming they are glass alone. Mixed residues can include wheel material, scale from water quality or unrelated contamination. Their composition affects the treatment that is likely to work.<\/p><p>Record when the problem occurs. A blockage appearing immediately after tank cleaning may indicate disturbed sediment or debris left in pipework. A gradual loss of flow points toward a different accumulation mechanism. Keeping this sequence makes it possible to distinguish useful filtration work from repeated symptom removal. Include nozzle inspection in the maintenance plan even after a new cleaning stage is installed.<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/section>\n\t\t<section class=\"elementor-element elementor-element-w06cb03 e-con-full w06-section w06-b03 e-flex e-con e-parent\" data-id=\"w06cb03\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-w06wb03 elementor-widget elementor-widget-html\" data-id=\"w06wb03\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<h2 id=\"w06-s3\">Why settling tanks miss the finest particles<\/h2><p>A settling tank gives particles time to fall under gravity. Fine material falls slowly, while strong return flow can disturb deposits and send them back toward the supply. A larger tank helps only if the liquid actually follows the intended route through it.<\/p><p>Follow the dirty return jet to the pump intake. A direct path gives particles little time to leave suspension. Baffles redirect that path but create compartments that need liquid exchange and sludge access. Deposits repeatedly found behind one partition point to a poorly exchanged region, while an overflowing dirty compartment may bypass the intended treatment route.<\/p><p>Settling can still handle the coarse fraction while another stage treats suspended fines. Preserve that division of work: coarse protection ahead of vulnerable feed equipment, a pickup that reaches contaminated liquid, and access to remove deposits. More flow through a remote cleaner does little for a pocket that never exchanges with its intake.<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/section>\n\t\t<section class=\"elementor-element elementor-element-w06cb04 e-con-full w06-section w06-b04 e-flex e-con e-parent\" data-id=\"w06cb04\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-w06wb04 elementor-widget elementor-widget-html\" data-id=\"w06wb04\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<h2 id=\"w06-s4\">Centrifugal cleaning of grinding coolant<\/h2><p>A centrifuge rotates the coolant so glass particles denser than the carrier migrate toward the collection wall. Fine particles need time to travel through the liquid. Working viscosity, particle distribution and feed flow therefore set the separation task alongside the machine&#x27;s rotating field.<\/p><p>Vimfun lists a recommended 40 L\/min flow and 2 L solids collection capacity for the <a href=\"\/product\/vc-600-coolant-centrifuge\/\">VC-600 high speed coolant centrifuge<\/a>. Use the flow reference to discuss the treatment stream, and the collection space to discuss accumulation and discharge. A steady supply of fine glass residue may fill that space differently from an occasional disturbed tank deposit.<\/p><p>After coarse protection, dirty coolant enters the centrifuge from the return or dirty compartment. Clarified liquid returns where it exchanges with the working inventory; collected glass-bearing sludge goes to its receiver. The <a href=\"\/glass-grinding-sludge-handling\/\">glass grinding sludge handling<\/a> arrangement needs room for the retained liquid as well as the solids, and access for safe container changes.<\/p><p>Feed and outlet samples describe the separator step; a machine-supply sample describes what reaches grinding after tank mixing. Taken at the same operating state, those samples distinguish a separation adjustment from a circulation change. The relevant coolant-condition checks stay with that comparison so the cleaned stream remains useful process fluid.<\/p><figure class=\"article-media reused-image\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/coolantcentrifuge.com\/wp-content\/uploads\/2026\/10\/grinding-coolant-bypass-and-full-flow-schematic.webp\" alt=\"Schematic comparing side-stream and full-flow grinding coolant treatment.\" width=\"1200\" height=\"900\" loading=\"lazy\"><figcaption>Schematic comparing side-stream and full-flow grinding coolant treatment.<\/figcaption><\/figure><figure class=\"article-media reused-video\"><div class=\"video-frame\"><iframe src=\"https:\/\/www.youtube-nocookie.com\/embed\/PaA9yfdz9Q8\" title=\"Coolant Recycling System for Optical Lens Grinding | VIMFUN Centrifuge\" loading=\"lazy\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe><\/div><figcaption>Vimfun centrifugal fluid-cleaning demonstration. <a href=\"https:\/\/www.youtube.com\/watch?v=PaA9yfdz9Q8\" target=\"_blank\" rel=\"noopener\">Watch on YouTube<\/a><\/figcaption><\/figure>\t\t\t\t<\/div>\n\t\t\t\t<\/section>\n\t\t<section class=\"elementor-element elementor-element-w06cb05 e-con-full w06-section w06-b05 e-flex e-con e-parent\" data-id=\"w06cb05\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-w06wb05 elementor-widget elementor-widget-html\" data-id=\"w06wb05\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<h2 id=\"w06-s5\">What changes when the coolant stays clean<\/h2><p>The expected change is lower circulation of separable fines, not an automatic cure for every edge defect or fluid problem. Establish a baseline for nozzle cleaning, tank deposits and the relevant product inspection result. Compare equivalent production conditions after the cleaning system starts. Record changes in glass type or wheel use so that the result is not attributed to filtration by default.<\/p><p>Vimfun&#x27;s manufacturer application information reports a three-to-fivefold extension of glass grinding or cutting fluid service life. On a line, the corresponding decision comes from the actual change trigger, additions and replacement history. Lower solids loading can support a longer usable interval, but it is those operating records that show whether it does so for the coolant in service.<\/p><p>The glass grinding coolant trial guide connects sampling, circulation and product inspection. Use a trial to establish the supply condition through representative production, then continue tracking fluid additions and the replacement trigger during service.<\/p><p>Sample handling can otherwise hide the change being measured. A bottle left longer on the bench may look cleaner because particles settle; a sample drawn during a top-up may be more diluted. Use clean labelled containers, the same preparation and the agreed production state for each comparison. Keep any laboratory result with the sample location and relevant change in glass, wheel or coolant makeup.<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/section>\n\t\t<section class=\"elementor-element elementor-element-w06cb06 e-con-full w06-section w06-b06 e-flex e-con e-parent\" data-id=\"w06cb06\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-w06wb06 elementor-widget elementor-widget-html\" data-id=\"w06wb06\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<h2 id=\"w06-s6\">Frequently asked questions<\/h2><h3>Can a glass grinding fluid remain cloudy after treatment?<\/h3><p>Yes. Appearance depends on the formulation and remaining dispersed material. Compare suitable solids measurements and process performance rather than requiring water-like clarity from every fluid.<\/p><h3>Should the settling tank be removed?<\/h3><p>Not automatically. It may still remove coarse material and provide process buffering. Keep or modify it based on the flow path, solids load and ability to clean it.<\/p><h3>Does removing glass fines recover a polishing slurry?<\/h3><p>That is a different separation objective. A grinding coolant normally carries unwanted debris; a polishing slurry can contain intentionally added abrasive that must be evaluated before any solids-removal treatment.<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/section>\n\t\t\t\t<\/article>\n\t\t<div class=\"elementor-element elementor-element-w06side e-con-full w06-sidebar e-flex e-con e-parent\" data-id=\"w06side\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-w06toc elementor-widget elementor-widget-html\" data-id=\"w06toc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<aside class=\"toc\"><div class=\"toc-title\">IN THIS ARTICLE<\/div><ol><li><a href=\"#w06-s1\"><span>01<\/span>Cover glass grinding coolant at the grinding contact<\/a><\/li><li><a href=\"#w06-s2\"><span>02<\/span>What glass fines do to edges and nozzles<\/a><\/li><li><a href=\"#w06-s3\"><span>03<\/span>Why settling tanks miss the finest particles<\/a><\/li><li><a href=\"#w06-s4\"><span>04<\/span>Centrifugal cleaning of grinding coolant<\/a><\/li><li><a href=\"#w06-s5\"><span>05<\/span>What changes when the coolant stays clean<\/a><\/li><li><a href=\"#w06-s6\"><span>06<\/span>Frequently asked questions<\/a><\/li><\/ol><\/aside>\t\t\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-w06script elementor-widget elementor-widget-html\" data-id=\"w06script\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<script>(()=>{const root=document.querySelector('.vf-w06-public');if(!root)return;const links=[...root.querySelectorAll('.toc a')],heads=[...root.querySelectorAll('h2[id]')];function sync(){let current=heads[0];for(const h of heads)if(h.getBoundingClientRect().top<=155)current=h;for(const a of links){if(current&&a.hash==='#'+current.id)a.setAttribute('aria-current','true');else 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\u0448\u043b\u0438\u0444\u043e\u0432\u0430\u043d\u0438\u044f \u043f\u043e\u043a\u0440\u043e\u0432\u043d\u043e\u0433\u043e \u0441\u0442\u0435\u043a\u043b\u0430 \u0441 \u043f\u043e\u043c\u043e\u0449\u044c\u044e \u043a\u043e\u043d\u0441\u0442\u0440\u0443\u043a\u0446\u0438\u0438 \u043e\u0431\u0440\u0430\u0442\u043d\u043e\u0433\u043e \u043f\u043e\u0442\u043e\u043a\u0430, \u0433\u0440\u0443\u0431\u043e\u0439 \u0441\u0435\u043f\u0430\u0440\u0430\u0446\u0438\u0438, \u0446\u0435\u043d\u0442\u0440\u043e\u0431\u0435\u0436\u043d\u043e\u0439 \u043e\u0447\u0438\u0441\u0442\u043a\u0438 \u0438 \u043f\u0440\u0430\u043a\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0445 \u043f\u0440\u043e\u0432\u0435\u0440\u043e\u043a \u0442\u043e\u0447\u043a\u0438 \u043f\u043e\u0434\u0430\u0447\u0438.<\/p>","protected":false},"author":1,"featured_media":355,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"elementor_header_footer","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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