{"id":6840,"date":"2025-04-30T01:34:58","date_gmt":"2025-04-30T05:34:58","guid":{"rendered":"https:\/\/plastisol-inks.com\/?p=6840"},"modified":"2026-09-29T03:49:53","modified_gmt":"2026-09-29T07:49:53","slug":"come-pulire-le-lame-del-tergivetro-in-modo-che-funzionino-alla-grande","status":"publish","type":"post","link":"https:\/\/plastisol-inks.com\/it\/how-to-clean-squeegee-blades-so-they-work-great\/","title":{"rendered":"Cleaning Screen Printing Squeegee Blades After Plastisol Printing"},"content":{"rendered":"<p>Screen wash is used to clean <a href=\"https:\/\/plastisol-inks.com\/it\/inchiostro-plastisol-per-serigrafia\/\">inchiostro plastisol<\/a> from screens, squeegees, flood bars and other screen-printing equipment. It is primarily a production-cleaning product, not a garment stain remover.<\/p>\n\n\n\n<p>The timing of the cleaning matters. Fresh plastisol can often be collected before washing, while dried or cured residue may require a stronger ink degrader or a complete screen-reclaiming process. This article explains where screen wash fits in that process and where its limitations begin.<\/p>\n\n\n\n<div class=\"wp-block-rank-math-toc-block\" id=\"rank-math-toc\"><h2>Sommario<\/h2><nav><ul><li><a href=\"#why-squeegee-cleaning-affects-print-quality\">Why Squeegee Cleaning Affects Print Quality<\/a><\/li><li><a href=\"#cleaning-fresh-plastisol-from-a-squeegee\">Cleaning Fresh Plastisol from a Squeegee<\/a><\/li><li><a href=\"#removing-dried-ink-from-the-blade-edge\">Removing Dried Ink from the Blade Edge<\/a><\/li><li><a href=\"#choosing-a-compatible-cleaner\">Choosing a Compatible Cleaner<\/a><\/li><li><a href=\"#what-can-damage-a-squeegee-blade\">What Can Damage a Squeegee Blade?<\/a><\/li><li><a href=\"#inspecting-the-blade-after-cleaning\">Inspecting the Blade After Cleaning<\/a><\/li><li><a href=\"#storage-between-printing-runs\">Storage Between Printing Runs<\/a><\/li><li><a href=\"#when-to-replace-a-squeegee-blade\">When to Replace a Squeegee Blade<\/a><\/li><li><a href=\"#squeegee-cleaning-safety\">Squeegee Cleaning Safety<\/a><\/li><li><a href=\"#frequently-asked-questions\">Domande frequenti<\/a><ul><li><a href=\"#faq-question-1790667931043\">Can I clean my squeegee with water?<\/a><\/li><li><a href=\"#faq-question-1790667956147\">How do I remove ink from squeegee blade crevices?<\/a><\/li><li><a href=\"#faq-question-1790667980092\">Why is my squeegee blade wavy after cleaning?<\/a><\/li><li><a href=\"#faq-question-1790667999179\">Does leaving ink on the blade ruin it?<\/a><\/li><li><a href=\"#faq-question-1790668014520\">How often should I sharpen my squeegee blades?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"why-squeegee-cleaning-affects-print-quality\">Why Squeegee Cleaning Affects Print Quality<\/h2>\n\n\n\n<p>You think you can leave a layer of white base on a 70-durometer blade overnight and just start pulling again in the morning? It changes the whole geometry of the stroke. Plastisol residue builds a false edge on the urethane. When that happens, your squeegee angle flattens out, you lose shearing force, and you start laying down a sloppy, thick deposit that smashes into the threads instead of clearing the mesh. If you want a sharp print, the blade has to be razor sharp and bare.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"750\" height=\"750\" src=\"https:\/\/plastisol-inks.com\/wp-content\/uploads\/2026\/05\/Shimmering-Purple-Plastisollnks-2.jpg\" alt=\"Shimmering Purple Plastisol lnks\" class=\"wp-image-8632\" title=\"inchiostri plastisol\" srcset=\"https:\/\/plastisol-inks.com\/wp-content\/uploads\/2026\/05\/Shimmering-Purple-Plastisollnks-2.jpg 750w, https:\/\/plastisol-inks.com\/wp-content\/uploads\/2026\/05\/Shimmering-Purple-Plastisollnks-2-300x300.jpg 300w, https:\/\/plastisol-inks.com\/wp-content\/uploads\/2026\/05\/Shimmering-Purple-Plastisollnks-2-150x150.jpg 150w, https:\/\/plastisol-inks.com\/wp-content\/uploads\/2026\/05\/Shimmering-Purple-Plastisollnks-2-12x12.jpg 12w, https:\/\/plastisol-inks.com\/wp-content\/uploads\/2026\/05\/Shimmering-Purple-Plastisollnks-2-100x100.jpg 100w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><figcaption>inchiostri plastisol<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"cleaning-fresh-plastisol-from-a-squeegee\">Cleaning Fresh Plastisol from a Squeegee<\/h2>\n\n\n\n<p>Card the ink first. Ink costs money. Grab a plastic spatula and scrape every ounce of that heavy white base back into the bucket.<\/p>\n\n\n\n<p>Do not stab the urethane blade with a metal ink knife. You nick that rubber, you buy a new blade. Once the heavy deposit is off, grab a shop rag, hit it with screen wash, and wipe the squeegee clean screen printing squeegee blades down until there\u2019s no color left transferring to the rag.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"removing-dried-ink-from-the-blade-edge\">Removing Dried Ink from the Blade Edge<\/h2>\n\n\n\n<p>Newsflash: plastisol ink doesn&#8217;t air-dry. If you&#8217;ve got hard crust on a squeegee, someone left it sitting too close to a hot flash unit or threw it on top of the tunnel dryer.<\/p>\n\n\n\n<p>When ambient heat partially gels the plasticizer on the rubber, press wash isn&#8217;t going to just wipe it off. You have to scrub it, and if it baked completely solid, you\u2019re stuck running that blade through a squeegee sharpener to cut a fresh edge.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"choosing-a-compatible-cleaner\">Choosing a Compatible Cleaner<\/h2>\n\n\n\n<p>Urethane is a giant sponge. If you use aggressive, slow-evaporating solvents and leave the squeegee soaking in a parts washer, the rubber swells up like a dead fish.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Cleaner Type<\/td><td>What It Does to the Blade<\/td><td>Shop Floor Reality<\/td><\/tr><tr><td><strong>Fast Press Wash<\/strong><\/td><td>Flashes off quickly<\/td><td>Best for on-press color changes. Doesn&#8217;t sit long enough to warp the rubber.<\/td><\/tr><tr><td><strong>Ink Degrader<\/strong><\/td><td>Heavy oily breakdown<\/td><td>Made for screens in the washout booth. Keep it off your squeegees or they get greasy.<\/td><\/tr><tr><td><strong>Harsh Reducers \/ Acetone<\/strong><\/td><td>Melts PVC and rubber<\/td><td>Will permanently soften and distort a 70-durometer blade. Keep away.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>For cleaning plastisol from screens before reclaiming, see our <a href=\"https:\/\/plastisol-inks.com\/it\/rimozione-dellinchiostro-plastisol-dal-lavaggio-dello-schermo\/\">screen wash and equipment-cleaning guide<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"what-can-damage-a-squeegee-blade\">What Can Damage a Squeegee Blade?<\/h2>\n\n\n\n<p>Metal spatulas. Dropping them on the concrete floor. Leaving them clamped in the press under 80 pounds of pressure over the weekend so the rubber takes a permanent bow. And soaking them in a bucket of hot solvent. Treat your squeegees like precision cutting tools, because that\u2019s what they are.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"inspecting-the-blade-after-cleaning\">Inspecting the Blade After Cleaning<\/h2>\n\n\n\n<p>Run your thumbnail lightly across the edge of the blade.<\/p>\n\n\n\n<p>If you feel a nick, a dent, or it feels rounded off like a baseball bat, don&#8217;t put it back on the press. A nick leaves a heavy line of ink straight down your print. A rounded blade hydroplanes over the ink instead of shearing it, turning your opacity into a muddy mess.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"storage-between-printing-runs\">Storage Between Printing Runs<\/h2>\n\n\n\n<p>Wipe them and rack them. Flat or hanging.<\/p>\n\n\n\n<p>Do not throw them in a cardboard box where they rest on their blades. If the rubber bends under its own weight for a week, it stays bent.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"when-to-replace-a-squeegee-blade\">When to Replace a Squeegee Blade<\/h2>\n\n\n\n<p>When you&#8217;ve sharpened it down so close to the wooden or aluminum handle that it doesn&#8217;t flex anymore. You need blade extension to maintain proper squeegee pressure. Once it&#8217;s a stub, throw the rubber in the trash and pull fresh urethane from the roll.<\/p>\n\n\n\n<p>For printed garment cleaning, see our <a href=\"https:\/\/plastisol-inks.com\/it\/remover-plastisol-per-rimuovere-linchiostro-plastisol\/\">garment plastisol removal guide<\/a>.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/plastisol-inks.com\/wp-content\/uploads\/2026\/06\/Low-VOC-Plastisol-Ink-What-It-Means-for-Factory-Environment2-1024x576.jpg\" alt=\"Inchiostro plastisol a basso contenuto di VOC: cosa significa per l&#039;ambiente di fabbrica\" class=\"wp-image-8778\" title=\"inchiostri plastisol\" srcset=\"https:\/\/plastisol-inks.com\/wp-content\/uploads\/2026\/06\/Low-VOC-Plastisol-Ink-What-It-Means-for-Factory-Environment2-1024x576.jpg 1024w, https:\/\/plastisol-inks.com\/wp-content\/uploads\/2026\/06\/Low-VOC-Plastisol-Ink-What-It-Means-for-Factory-Environment2-300x169.jpg 300w, https:\/\/plastisol-inks.com\/wp-content\/uploads\/2026\/06\/Low-VOC-Plastisol-Ink-What-It-Means-for-Factory-Environment2-768x432.jpg 768w, https:\/\/plastisol-inks.com\/wp-content\/uploads\/2026\/06\/Low-VOC-Plastisol-Ink-What-It-Means-for-Factory-Environment2-18x10.jpg 18w, https:\/\/plastisol-inks.com\/wp-content\/uploads\/2026\/06\/Low-VOC-Plastisol-Ink-What-It-Means-for-Factory-Environment2.jpg 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption>inchiostri plastisol<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"squeegee-cleaning-safety\">Squeegee Cleaning Safety<\/h2>\n\n\n\n<p>Take that solvent-soaked rag you used to clean squeegee after plastisol printing and throw it straight into an OSHA-rated fire can. Piling mineral spirits or press wash rags on a workbench is a fast track to spontaneous combustion.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"frequently-asked-questions\">Domande frequenti<\/h2>\n\n\n<div id=\"rank-math-faq\" class=\"rank-math-block\">\n<div class=\"rank-math-list\">\n<div id=\"faq-question-1790667931043\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\"><strong>Can I clean my squeegee with water?<\/strong><\/h3>\n<div class=\"rank-math-answer\">\n\n<p>No. Water does not break down PVC resin or plasticizer. It just smears the ink into a greasy mess on the handle. You need solvent.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1790667956147\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\"><strong>How do I remove ink from squeegee blade crevices?<\/strong><\/h3>\n<div class=\"rank-math-answer\">\n\n<p>Use a stiff nylon bristle brush with screen wash. Don&#8217;t use a wire brush, you&#8217;ll tear the urethane to shreds.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1790667980092\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\"><strong>Why is my squeegee blade wavy after cleaning?<\/strong><\/h3>\n<div class=\"rank-math-answer\">\n\n<p>You soaked it in harsh solvent. Urethane absorbs heavy chemicals and expands. You ruined the blade. Next time, wipe it and dry it immediately.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1790667999179\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\"><strong>Does leaving ink on the blade ruin it?<\/strong><\/h3>\n<div class=\"rank-math-answer\">\n\n<p>If the shop gets hot, yes. The ink partially cures on the edge, permanently altering the durometer and making the edge uneven.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1790668014520\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\"><strong>How often should I sharpen my squeegee blades?<\/strong><\/h3>\n<div class=\"rank-math-answer\">\n\n<p>Whenever you lose your sharp cutting edge. For high production shops, that could be weekly. Run your thumbnail over it\u2014if it&#8217;s dull, cut it.<\/p>\n\n<\/div>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Screen wash is used to clean plastisol ink from screens, squeegees, flood bars and other screen-printing equipment. It is primarily a production-cleaning product, not a garment stain remover. The timing of the cleaning matters. Fresh plastisol can often be collected before washing, while dried or cured residue may require a stronger ink degrader or a [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":6844,"comment_status":"open","ping_status":"open","sticky":false,"template":"","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":"","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":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[220],"class_list":["post-6840","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-squeegee-blades"],"_links":{"self":[{"href":"https:\/\/plastisol-inks.com\/it\/wp-json\/wp\/v2\/posts\/6840","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/plastisol-inks.com\/it\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/plastisol-inks.com\/it\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/plastisol-inks.com\/it\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/plastisol-inks.com\/it\/wp-json\/wp\/v2\/comments?post=6840"}],"version-history":[{"count":5,"href":"https:\/\/plastisol-inks.com\/it\/wp-json\/wp\/v2\/posts\/6840\/revisions"}],"predecessor-version":[{"id":9051,"href":"https:\/\/plastisol-inks.com\/it\/wp-json\/wp\/v2\/posts\/6840\/revisions\/9051"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/plastisol-inks.com\/it\/wp-json\/wp\/v2\/media\/6844"}],"wp:attachment":[{"href":"https:\/\/plastisol-inks.com\/it\/wp-json\/wp\/v2\/media?parent=6840"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/plastisol-inks.com\/it\/wp-json\/wp\/v2\/categories?post=6840"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/plastisol-inks.com\/it\/wp-json\/wp\/v2\/tags?post=6840"}],"curies":[{"name":"parola chiave","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}