{"id":9420,"date":"2026-07-01T06:51:49","date_gmt":"2026-06-30T23:51:49","guid":{"rendered":"https:\/\/airfiltech.vn\/?p=9420"},"modified":"2026-09-10T13:20:18","modified_gmt":"2026-09-10T06:20:18","slug":"automotive-paint-booths-and-air-filtration-requirements-from-coarse-dust-to-ultra-fine-particles","status":"publish","type":"post","link":"https:\/\/airfiltech.vn\/en\/automotive-paint-booths-and-air-filtration-requirements-from-coarse-dust-to-ultra-fine-particles\/","title":{"rendered":"Automotive Paint Booths and Air Filtration Requirements: From Coarse Dust to Ultra-Fine Particles"},"content":{"rendered":"<p>In automotive paint booths, particles as large as 10\u201350 microns can cause visible surface defects, driving up rework costs, affecting paint quality, and posing risks to worker health and the surrounding environment.<\/p>\n<h2>1. Three Painting Stages and Their Filter Requirements<\/h2>\n<h3>Stage 1 \u2014 Primer<\/h3>\n<ul>\n<li>Pre-filters remove coarse dust and insects<\/li>\n<li>Ceiling supply air: F6\/F7 (ePM2.5 \u2265 50%)<\/li>\n<li>Exhaust pre-filter: G4, for large overspray particles<\/li>\n<\/ul>\n<h3>Stage 2 \u2014 Topcoat and Clearcoat<\/h3>\n<ul>\n<li>Requires \u226599% removal efficiency for particles \u22655 microns<\/li>\n<li>Ceiling supply: F8\/F9 (ePM1 \u2265 70\u201390%) Mini-Pleat or Rigid Filter<\/li>\n<li>Floor filters capture overspray and protect the water treatment system and sump<\/li>\n<li>Downdraft airflow of 0.2\u20130.5 m\/s maintained at the vehicle surface<\/li>\n<\/ul>\n<h3>Stage 3 \u2014 Oven (Curing)<\/h3>\n<ul>\n<li>Heat-resistant primary filters installed at the fresh-air intake<\/li>\n<li>Composite or fiberglass media rated for temperatures up to approximately 200\u00b0C<\/li>\n<\/ul>\n<h2>2. Standard Downdraft Paint Booth Filter Structure<\/h2>\n<ul>\n<li>Stage 1: Plenum intake \u2014 G4 coarse filter<\/li>\n<li>Stage 2: AHU \u2014 Pocket Filter F7\/F8<\/li>\n<li>Stage 3: Ceiling supply \u2014 Rigid or Mini-Pleat Filter F8\/F9<\/li>\n<li>Stage 4: Floor exhaust \u2014 fiberglass overspray arrestor or polyester floor filter<\/li>\n<\/ul>\n<h2>3. VOC Control and Fire Safety<\/h2>\n<p>Solvents such as xylene, toluene, and MEK pose a Lower Explosive Limit (LEL) combustion risk. Key safety measures include:<\/p>\n<ul>\n<li>Minimum 4 air changes per hour (ACH) in the paint booth, and 6 ACH in the oven<\/li>\n<li>Anti-static \/ ESD-safe filter media<\/li>\n<li>VOC sensors for automatic system shutoff<\/li>\n<\/ul>\n<h2>4. Air Filtech Automotive Paint Booth Solutions<\/h2>\n<ul>\n<li>Rigid Filter F8\/F9 Mini-Pleat, high rigidity for large-airflow ceiling installation<\/li>\n<li>Fiberglass overspray arrestor<\/li>\n<li>Polyester floor filter for downdraft and waterfall pit systems<\/li>\n<li>Moisture-resistant G4 pre-filters with galvanized frames for AHU fresh air<\/li>\n<li>VDA 19 standard-compliant design consulting<\/li>\n<\/ul>\n<h2>5. Featured Projects<\/h2>\n<ul>\n<li>Toyota Vietnam Factory (V\u0129nh Ph\u00fac) \u2014 ceiling supply F9 and floor filters for the topcoat area<\/li>\n<li>Ford Vietnam Factory (H\u1ea3i D\u01b0\u01a1ng) \u2014 heat-resistant oven filters and Rigid Filter for the clearcoat area<\/li>\n<li>KIA Tr\u01b0\u1eddng H\u1ea3i (Chu Lai) \u2014 integrated three-stage paint shop filtration system<\/li>\n<\/ul>\n<p><em>Contact Air Filtech: 08 999 44 666 | info@airfiltech.vn<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>In automotive paint booths, particles as large as 10\u201350 microns can cause visible surface defects, driving up rework costs, affecting paint quality, and posing risks to worker health and the surrounding environment. 1. Three Painting Stages and Their Filter Requirements Stage 1 \u2014 Primer Pre-filters remove coarse dust and insects Ceiling supply air: F6\/F7 (ePM2.5 [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":9453,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[340],"tags":[],"class_list":["post-9420","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-automotive-manufacturing"],"acf":[],"_links":{"self":[{"href":"https:\/\/airfiltech.vn\/en\/wp-json\/wp\/v2\/posts\/9420","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/airfiltech.vn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/airfiltech.vn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/airfiltech.vn\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/airfiltech.vn\/en\/wp-json\/wp\/v2\/comments?post=9420"}],"version-history":[{"count":1,"href":"https:\/\/airfiltech.vn\/en\/wp-json\/wp\/v2\/posts\/9420\/revisions"}],"predecessor-version":[{"id":9440,"href":"https:\/\/airfiltech.vn\/en\/wp-json\/wp\/v2\/posts\/9420\/revisions\/9440"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/airfiltech.vn\/en\/wp-json\/wp\/v2\/media\/9453"}],"wp:attachment":[{"href":"https:\/\/airfiltech.vn\/en\/wp-json\/wp\/v2\/media?parent=9420"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/airfiltech.vn\/en\/wp-json\/wp\/v2\/categories?post=9420"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/airfiltech.vn\/en\/wp-json\/wp\/v2\/tags?post=9420"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}