{"id":404,"date":"2026-10-26T09:47:23","date_gmt":"2026-10-26T09:47:23","guid":{"rendered":"https:\/\/coolantcentrifuge.com\/?p=404"},"modified":"2026-11-06T08:41:54","modified_gmt":"2026-11-06T08:41:54","slug":"cnc-coolant-filter","status":"publish","type":"post","link":"https:\/\/coolantcentrifuge.com\/ko\/cnc-coolant-filter\/","title":{"rendered":"CNC \ub0c9\uac01\uc218 \ud544\ud130 \uc720\ud615 \ubc0f \uc120\ud0dd \ubc29\ubc95"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"404\" class=\"elementor elementor-404 elementor-bc-flex-widget\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-w01root e-con-full vf-w01-public e-flex e-con e-parent\" data-id=\"w01root\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-w01shell e-con-full shell e-flex e-con e-parent\" data-id=\"w01shell\" data-element_type=\"container\" 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.layout{display:grid!important;grid-template-columns:minmax(0,760px) 248px;gap:56px!important;width:100%;padding:0 0 64px!important}.vf-w01-public .w01-body{width:100%;min-width:0;padding:0;gap:0;counter-reset:section}.vf-w01-public .w01-body h2:before{counter-increment:section;content:counter(section,decimal-leading-zero);font-size:11px;font-weight:400;letter-spacing:.5px;color:#738c70;flex-shrink:0}.vf-w01-public .w01-section{width:100%;padding:0;gap:0}.vf-w01-public .w01-sidebar{position:sticky;top:110px;align-self:start;width:100%;padding:0}.vf-w01-public aside{position:static;width:100%;padding:5px 0 0 24px}.vf-w01-public .elementor-widget-html{width:100%;margin:0!important}.vf-w01-public p{margin-top:0}.vf-w01-public h1{font-family:inherit}.vf-w01-public .hero{padding-top:40px}.vf-w01-public h2[id]{scroll-margin-top:110px}@media(max-width:980px){.vf-w01-public .layout{grid-template-columns:minmax(0,1fr) 210px;gap:30px!important}.vf-w01-public .shell{padding:0 28px!important}}@media(max-width:800px){.vf-w01-public .layout{display:block!important;padding-bottom:36px!important}.vf-w01-public .w01-sidebar{display:none!important}}@media(max-width:520px){.vf-w01-public .shell{padding:0 20px!important}.vf-w01-public .hero{padding-top:26px}}<\/style><header class=\"hero\"><div class=\"eyebrow\"><span>Comparisons<\/span><span>Single machines &amp; small cells<\/span><\/div><h1>CNC Coolant Filter Types and How to Choose One<\/h1><p class=\"lead\">A CNC coolant filter should match your particles, required flow and maintenance capacity. Compare the options before choosing equipment.<\/p><\/header>\t\t\t\t<\/div>\n\t\t\t\t<\/section>\n\t\t<section class=\"elementor-element elementor-element-w01cmobile e-con-full w01-section w01-mobile e-flex e-con e-parent\" data-id=\"w01cmobile\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-w01wmobile elementor-widget elementor-widget-html\" data-id=\"w01wmobile\" 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 \u00b7 8 sections<\/summary><ol><li><a href=\"#w01-section-1\"><span>01<\/span>Why CNC coolant needs filtering<\/a><\/li><li><a href=\"#w01-section-2\"><span>02<\/span>Bag and cartridge filters<\/a><\/li><li><a href=\"#w01-section-3\"><span>03<\/span>Paper band filters<\/a><\/li><li><a href=\"#w01-section-4\"><span>04<\/span>Magnetic separators<\/a><\/li><li><a href=\"#w01-section-5\"><span>05<\/span>Centrifuges for fine particles<\/a><\/li><li><a href=\"#w01-section-6\"><span>06<\/span>Sizing a filter to one machine or a cell<\/a><\/li><li><a href=\"#w01-section-7\"><span>07<\/span>Comparison table<\/a><\/li><li><a href=\"#w01-section-8\"><span>08<\/span>Frequently asked questions<\/a><\/li><\/ol><\/details>\t\t\t\t<\/div>\n\t\t\t\t<\/section>\n\t\t<section class=\"elementor-element elementor-element-w01cdecisions e-con-full w01-section w01-decisions e-flex e-con e-parent\" data-id=\"w01cdecisions\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-w01wdecisions elementor-widget elementor-widget-html\" data-id=\"w01wdecisions\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<section class=\"decision-strip\" aria-label=\"Three selection starting points\"><div class=\"decision\"><div class=\"decision-label\">Media filtration<\/div><strong>Defined retention requirements<\/strong><p>Check the medium, pressure loss and replacement workload.<\/p><\/div><div class=\"decision\"><div class=\"decision-label\">Magnetic separation<\/div><strong>Magnetically responsive fines<\/strong><p>Identify what is captured and what remains in circulation.<\/p><\/div><div class=\"decision\"><div class=\"decision-label\">Centrifugal separation<\/div><strong>Suitable suspended solids<\/strong><p>Evaluate the actual coolant, solids load and discharge method.<\/p><\/div><\/section>\t\t\t\t<\/div>\n\t\t\t\t<\/section>\n\t\t<div class=\"elementor-element elementor-element-w01cols e-con-full layout e-flex e-con e-parent\" data-id=\"w01cols\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<article class=\"elementor-element elementor-element-w01body e-con-full w01-body e-flex e-con e-parent\" data-id=\"w01body\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<section class=\"elementor-element elementor-element-w01cb00 e-con-full w01-section w01-b00 e-flex e-con e-parent\" data-id=\"w01cb00\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-w01wb00 elementor-widget elementor-widget-html\" data-id=\"w01wb00\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<p>For a single machine or a small machining cell, start with the failure you need to prevent. A blocked through-tool passage, abrasive material returning to a grinding zone, and sludge accumulating in a sump are different problems. They may need different treatment points, even when they share the same tank.<\/p><figure class=\"article-photo\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/coolantcentrifuge.com\/wp-content\/uploads\/2026\/08\/cnc-grinding-coolant-filtration-general-machining.jpg\" width=\"900\" height=\"600\" loading=\"lazy\" alt=\"Coolant delivered to the cutting zone during CNC machining, the application served by a CNC coolant filter\"><figcaption>Coolant delivery during CNC machining. Application context, not a filtration performance test.<\/figcaption><\/figure>\t\t\t\t<\/div>\n\t\t\t\t<\/section>\n\t\t<section class=\"elementor-element elementor-element-w01cb01 e-con-full w01-section w01-b01 e-flex e-con e-parent\" data-id=\"w01cb01\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-w01wb01 elementor-widget elementor-widget-html\" data-id=\"w01wb01\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<h2 id=\"w01-section-1\">Why CNC coolant needs filtering<\/h2><p>The chip conveyor does not remove everything that enters the coolant. Smaller fragments can pass through coarse screens and return to the tank. Some settle beneath baffles; others remain suspended and circulate through pumps, pipes and nozzles.<\/p><p>Look at where the contamination becomes a problem. If a nozzle repeatedly blocks, collect the material from that restriction rather than judging the tank by its colour. If a finish becomes inconsistent, check whether particles are reaching the machining zone, but also investigate tooling, machine condition and coolant delivery. A surface defect alone does not prove that filtration is the cause.<\/p><p>Separate coarse chip handling from fine-particle removal. Sending long chips or a heavy load of large fragments directly into a fine filter can consume its capacity before it does the job it was selected for. Retain suitable screening or chip removal upstream.<\/p><p>Clearer coolant also needs fluid management. Filtration does not restore depleted additives or correct the mixing concentration. The UK Health and Safety Executive&#x27;s <a href=\"https:\/\/www.hse.gov.uk\/pubns\/guidance\/mw5.pdf\" target=\"_blank\" rel=\"noopener\">guidance on managing fluid quality<\/a> treats concentration, pH and microbial condition as maintenance concerns alongside contamination control. Particle removal is one part of that work.<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/section>\n\t\t<section class=\"elementor-element elementor-element-w01cb02 e-con-full w01-section w01-b02 e-flex e-con e-parent\" data-id=\"w01cb02\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-w01wb02 elementor-widget elementor-widget-html\" data-id=\"w01wb02\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<h2 id=\"w01-section-2\">Bag and cartridge filters<\/h2><p>Bag filters suit installations where operators can access a housing, isolate it safely, and replace the loaded bag. The bag holds captured material while coolant passes through. For a small sump with a manageable solids load, this can be a practical way to add filtration without rebuilding the entire coolant system.<\/p><p>Select the bag material, housing and seals for the actual fluid and temperature. Then check the clean-flow pressure loss and the permitted changeout condition. A bag that passes enough coolant when new may restrict the supply as it loads. Maintenance access and an indication of loading matter as much as the purchase price.<\/p><p>Cartridges offer another media-based option, including elements with documented retention characteristics. They can be useful where a downstream component has a specific cleanliness requirement. Ask what the stated micron rating means and under which test conditions it was established. A rating without a retention efficiency is an incomplete basis for comparing elements.<\/p><p>Neither format should be selected by micron rating alone. Consider the solids concentration entering the housing, the element area, the fluid viscosity and the replacement interval the team can maintain. Where the load is high, removing bulk contamination first may make a final cartridge stage more practical.<\/p><p>If bag replacement is already a recurring maintenance task, the <a href=\"https:\/\/coolantcentrifuge.com\/centrifuge-vs-bag-filter\/\">centrifuge vs bag filter<\/a> comparison explains the different approaches to solids collection and discharge.<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/section>\n\t\t<section class=\"elementor-element elementor-element-w01cb03 e-con-full w01-section w01-b03 e-flex e-con e-parent\" data-id=\"w01cb03\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-w01wb03 elementor-widget elementor-widget-html\" data-id=\"w01wb03\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<h2 id=\"w01-section-3\">Paper band filters<\/h2><p>Paper band filters spread contaminated coolant across a disposable medium. Solids accumulate on the paper; the system advances fresh material as required by its design. They are worth considering when the process produces a continuing solids load and there is room to handle both the clean roll and the used material.<\/p><p>The paper is part of the separation process, rather than an interchangeable detail. Its permeability, retention behaviour and compatibility with the fluid affect how the system operates. A finer medium may need more area or different operating conditions to pass the required flow. Compare equipment using the intended medium and coolant, not just the largest catalogue flow figure.<\/p><p>Include the service space in the layout. Operators need to load rolls, remove contaminated paper and reach the collection area. The used paper retains some liquid, so disposal planning should consider the actual discharged material rather than the weight of dry paper alone.<\/p><p>For a surface grinder coolant filter, establish which particles are present: magnetic grinding fines, non-magnetic workpiece material, abrasive fragments, or a mixture. That determines whether paper works alone or after another separation stage. See <a href=\"https:\/\/coolantcentrifuge.com\/centrifuge-vs-paper-band-filter\/\">centrifuge vs paper band filter<\/a> for a closer comparison of media use and maintenance.<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/section>\n\t\t<section class=\"elementor-element elementor-element-w01cb04 e-con-full w01-section w01-b04 e-flex e-con e-parent\" data-id=\"w01cb04\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-w01wb04 elementor-widget elementor-widget-html\" data-id=\"w01wb04\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<h2 id=\"w01-section-4\">Magnetic separators<\/h2><p>Magnetic separators are a useful option when a substantial part of the contamination responds to a magnetic field. In an appropriate steel-grinding application, collecting that fraction upstream can reduce the load on a later filter.<\/p><p>They do not provide a general solution for every metal particle. Aluminium fines will not be captured by magnetic attraction, and stainless steel should not be assumed to behave like carbon steel. Check the actual workpiece material and the contamination collected from the process. A mixed-material machining cell may need another stage for the non-magnetic fraction.<\/p><p>Also consider how the captured material leaves the separator. Collection without dependable removal simply moves the maintenance problem. Check scraper access, the discharge route and the space needed to empty the receiving container.<\/p><p>Choose this method for the material it can collect. Do not treat the word \u201cmetal\u201d as a sufficient specification.<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/section>\n\t\t<section class=\"elementor-element elementor-element-w01cb05 e-con-full w01-section w01-b05 e-flex e-con e-parent\" data-id=\"w01cb05\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-w01wb05 elementor-widget elementor-widget-html\" data-id=\"w01wb05\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<h2 id=\"w01-section-5\">Centrifuges for fine particles<\/h2><p>A centrifuge uses a rotating bowl to separate suitable suspended solids from the liquid. It does not rely on a disposable bag, cartridge or paper barrier. This makes a <a href=\"https:\/\/coolantcentrifuge.com\/coolant-centrifuge\/\">coolant centrifuge<\/a> worth evaluating where recurring fine-particle contamination creates a substantial media-handling burden.<\/p><p>Separation still depends on the application. Particle size, the density difference between solids and liquid, viscosity, feed conditions and the time available for separation all affect the result. A centrifuge therefore needs a sample-based assessment; its rotational speed alone does not establish what it will remove from your coolant.<\/p><p>Vimfun supplies manual and automatic sludge-discharge configurations. The choice concerns how solids are collected and removed, as well as separation performance. Compare the expected solids load with the collection capacity and discharge method. A machine with adequate liquid throughput can still require attention too frequently if solids accumulate faster than the maintenance plan allows.<\/p><p>Media-free operation does not mean maintenance-free operation. The bowl, feed arrangement and discharge components still need the specified checks and service. Nor should a solid-liquid centrifuge be treated as a replacement for tramp-oil removal or coolant chemistry control.<\/p><p>For a small cell, review the complete <a href=\"https:\/\/coolantcentrifuge.com\/centrifugal-coolant-filtration-system\/\">centrifugal coolant filtration system<\/a> arrangement: collection point, feed pump, clean return, overflow provisions and sludge handling. The separator is only one part of the installation.<\/p><figure class=\"article-video\" id=\"w01-article-video\"><div class=\"video-frame\"><iframe src=\"https:\/\/www.youtube-nocookie.com\/embed\/50LgScgt_eE\" title=\"EDM oil cleaning video from coolantcentrifuge\" loading=\"lazy\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div><figcaption>EDM oil cleaning \u00b7 coolantcentrifuge <a href=\"https:\/\/www.youtube.com\/watch?v=50LgScgt_eE\" target=\"_blank\" rel=\"noopener\">Watch on YouTube<\/a><\/figcaption><\/figure><p>This video concerns EDM oil cleaning. It illustrates a related oil-cleaning application, rather than a performance test on the CNC coolant discussed here. Confirm suitability with your own fluid and contaminants.<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/section>\n\t\t<section class=\"elementor-element elementor-element-w01cb06 e-con-full w01-section w01-b06 e-flex e-con e-parent\" data-id=\"w01cb06\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-w01wb06 elementor-widget elementor-widget-html\" data-id=\"w01wb06\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<h2 id=\"w01-section-6\">Sizing a filter to one machine or a cell<\/h2><p>First decide whether the equipment must treat the full supply to a process or clean the sump through a separate side stream. Full-flow treatment has to maintain the required delivery under the specified loading conditions. A side-stream loop gradually treats the tank contents; it cannot guarantee that every particle is intercepted before reaching the machine. For a Swiss-type lathe running neat oil, see how <a href=\"https:\/\/coolantcentrifuge.com\/swiss-lathe-cutting-oil-fines-removal\/\">Swiss lathe cutting oil fines removal<\/a> fits alongside the specified high-pressure pump filter.<\/p><p>Measure the relevant flow rather than using tank volume as the only sizing input. For a machine coolant filter, record the process delivery requirement, available pump pressure, fluid temperature and the operating pattern. For a small cell, include the machines that run simultaneously and any large return surges.<\/p><p>Treat a high pressure coolant filter as part of the machine&#x27;s specified hydraulic arrangement. Confirm the approved installation position, housing pressure rating, permitted pressure loss and required filtration level with the machine or pump supplier. A pressure rating does not establish that a housing can be installed anywhere in the circuit.<\/p><p>Then inspect the sump. A short route from the clean return directly back to the treatment suction can leave other areas poorly circulated. Check baffles, settled deposits, tank level changes and the route back to the process pump. A <a href=\"https:\/\/coolantcentrifuge.com\/portable-coolant-centrifuge\/\">portable coolant centrifuge<\/a> can be considered for treating separate sumps in turn, but transfer time, fluid compatibility and cleaning between fluids belong in that assessment.<\/p><p>Finally, define what a useful trial must demonstrate. Take comparable samples at agreed locations and operating conditions. Record the production material, sampling time, flow and maintenance activity. Agree whether acceptance concerns suspended solids, a particular particle population, nozzle reliability or another observable result. Photographs of clearer liquid can support the record, but cannot establish a particle-size guarantee.<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/section>\n\t\t<section class=\"elementor-element elementor-element-w01cb07 e-con-full w01-section w01-b07 e-flex e-con e-parent\" data-id=\"w01cb07\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-w01wb07 elementor-widget elementor-widget-html\" data-id=\"w01wb07\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<h2 id=\"w01-section-7\">Comparison table<\/h2><p class=\"table-hint\">Swipe horizontally to compare all columns.<\/p><div class=\"table-scroll\" tabindex=\"0\" aria-label=\"Filter comparison table\"><table><thead><tr><th scope=\"col\">Method<\/th><th scope=\"col\">Where it can fit<\/th><th scope=\"col\">Main selection check<\/th><th scope=\"col\">Maintenance to plan<\/th><\/tr><\/thead><tbody><tr><td>Bag filter<\/td><td>Accessible housing on a machine or small loop with a manageable solids load<\/td><td>Fluid compatibility, retention behaviour and pressure loss as the bag loads<\/td><td>Isolation, bag replacement and disposal<\/td><\/tr><tr><td>Cartridge filter<\/td><td>A stage requiring documented particle-retention performance<\/td><td>Element efficiency, operating flow and downstream requirements<\/td><td>Monitoring restriction and replacing elements<\/td><\/tr><tr><td>Paper band filter<\/td><td>Continuing solids removal where roll and waste-handling space is available<\/td><td>Medium selection and usable flow with the actual coolant<\/td><td>Roll changes, used-paper handling and collection-area cleaning<\/td><\/tr><tr><td>Magnetic separator<\/td><td>A stream containing magnetically responsive fines<\/td><td>Material response and the non-magnetic fraction left behind<\/td><td>Scraper service and collected-solids removal<\/td><\/tr><tr><td>Centrifuge<\/td><td>Suitable suspended solids where reducing disposable media is a priority; Vimfun offers manual and automatic discharge options<\/td><td>Representative sample results, viscosity, treatment flow and solids load<\/td><td>Bowl service and dependable sludge discharge<\/td><\/tr><\/tbody><\/table><\/div><p>Use the table to narrow the options, then compare the complete installation. The broader <a href=\"https:\/\/coolantcentrifuge.com\/coolant-filtration-methods-compared\/\">coolant filtration methods compared<\/a> guide covers the wider range of treatment approaches.<\/p><p>For a single CNC machine or small cell, bring the fluid name, workpiece material, measured flow, operating temperature and representative dirty-coolant sample to the equipment discussion. Those inputs help determine whether a media filter, magnetic stage, centrifuge or combination is appropriate before a model is selected.<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/section>\n\t\t<section class=\"elementor-element elementor-element-w01cfaq e-con-full w01-section w01-faq e-flex e-con e-parent\" data-id=\"w01cfaq\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-w01wfaq elementor-widget elementor-widget-html\" data-id=\"w01wfaq\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<section class=\"faq\"><h2 id=\"w01-section-8\">Frequently asked questions<\/h2><div class=\"faq-item\"><h3>What micron rating should a CNC coolant filter have?<\/h3><p>Use the cleanliness requirement specified by the machine, pump or tool supplier as the starting point. There is no single micron rating suitable for every CNC process. Check whether the rating is nominal or absolute, the stated retention efficiency, and the flow available as the element loads. A smaller micron number alone does not establish a better choice.<\/p><\/div><div class=\"faq-item\"><h3>Can a magnetic separator remove aluminium fines?<\/h3><p>Not by magnetic attraction. Aluminium is not a magnetically responsive contaminant in this application. A cell machining both steel and aluminium may use magnetic separation for the responsive fraction and another treatment stage for the remaining solids. Select that stage using samples from the actual mixed production stream.<\/p><\/div><div class=\"faq-item\"><h3>Can a centrifuge replace every bag or cartridge filter?<\/h3><p>No. A centrifuge may reduce the load on disposable media, but it should not automatically replace a final filter required by the machine supplier. Confirm the separation result with the actual coolant and particles. Keep any specified downstream filtration until the proposed arrangement has been evaluated against the equipment&#x27;s cleanliness and delivery requirements.<\/p><\/div><div class=\"faq-item\"><h3>Can I add a filter directly to a high-pressure coolant line?<\/h3><p>Only where the machine or pump supplier approves the arrangement. Confirm the installation location, housing and connection ratings, permitted pressure loss, and behaviour when the element becomes restricted. A housing pressure rating alone does not establish compatibility. Some systems require filtration before the high-pressure stage rather than an added restriction in its discharge line.<\/p><\/div><\/section>\t\t\t\t<\/div>\n\t\t\t\t<\/section>\n\t\t<section class=\"elementor-element elementor-element-w01ccta e-con-full w01-section w01-cta e-flex e-con e-parent\" data-id=\"w01ccta\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-w01wcta elementor-widget elementor-widget-html\" data-id=\"w01wcta\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<section class=\"cta\" aria-label=\"Application review\"><div class=\"cta-kicker\">Define the application first<\/div><h3>Find the right starting point for your coolant.<\/h3><p>Share your fluid, workpiece material, operating temperature and flow requirement. Discuss a representative sample before selecting equipment.<\/p><a class=\"button\" href=\"https:\/\/coolantcentrifuge.com\/contact\/\">Discuss my filtration application<\/a><\/section>\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-w01side e-con-full w01-sidebar e-flex e-con e-parent\" data-id=\"w01side\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-w01toc elementor-widget elementor-widget-html\" data-id=\"w01toc\" 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=\"#w01-section-1\"><span>01<\/span>Why CNC coolant needs filtering<\/a><\/li><li><a href=\"#w01-section-2\"><span>02<\/span>Bag and cartridge filters<\/a><\/li><li><a href=\"#w01-section-3\"><span>03<\/span>Paper band filters<\/a><\/li><li><a href=\"#w01-section-4\"><span>04<\/span>Magnetic separators<\/a><\/li><li><a href=\"#w01-section-5\"><span>05<\/span>Centrifuges for fine particles<\/a><\/li><li><a href=\"#w01-section-6\"><span>06<\/span>Sizing a filter to one machine or a cell<\/a><\/li><li><a href=\"#w01-section-7\"><span>07<\/span>Comparison table<\/a><\/li><li><a href=\"#w01-section-8\"><span>08<\/span>Frequently asked questions<\/a><\/li><\/ol><div class=\"aside-note\"><strong>Start with your process.<\/strong>Fluid. Particles. Flow.<br>Then compare the equipment.<\/div><\/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-w01script elementor-widget elementor-widget-html\" data-id=\"w01script\" 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-w01-public');if(!root)return;const links=[...root.querySelectorAll('.toc a')];const headings=[...root.querySelectorAll('h2[id]')];function sync(){let current=headings[0];for(const h of headings){if(h.getBoundingClientRect().top<=155)current=h;}for(const a of links){if(current&&a.hash==='#'+current.id)a.setAttribute('aria-current','true');else a.removeAttribute('aria-current');}}addEventListener('scroll',sync,{passive:true});sync();root.addEventListener('click',e=>{const a=e.target.closest('.toc a');if(!a)return;const 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\ubc29\ubc95.<\/p>","protected":false},"author":1,"featured_media":109,"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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