{"id":1763,"date":"2026-01-05T15:11:42","date_gmt":"2026-01-05T08:11:42","guid":{"rendered":"https:\/\/dk-metalsurfacetreatment.com\/?p=1763"},"modified":"2026-01-05T15:12:23","modified_gmt":"2026-01-05T08:12:23","slug":"spray-passivation","status":"publish","type":"post","link":"https:\/\/dk-metalsurfacetreatment.com\/en\/spray-passivation\/","title":{"rendered":"Spray Passivation"},"content":{"rendered":"<p style=\"text-align: justify;\"><strong>Spray Passivation<\/strong><\/p>\n<ul style=\"text-align: justify;\">\n<li><strong>Application via spray nozzels in a bath (automatic)<\/strong><\/li>\n<li><strong>Manual possibility, just spray (mist) and passivate<\/strong><\/li>\n<li><strong>Excellent white rust prevention, long-term protection<\/strong><\/li>\n<li><strong>No bath control needed<\/strong><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><strong>AD Chemicals introduces a unique spray-applied passivation for freshly hot-dip galvanized steel. This Chromium-6 free solution can be applied manually via spray gun or automatically using nozzles, making it a versatile alternative for galvanizers who do not (yet) operate with passivation baths. With this technology, a passivation step can be seamlessly integrated into any galvanizing line \u2014 regardless of existing infrastructure.<\/strong><\/p>\n<p style=\"text-align: justify;\">\n<p style=\"text-align: justify;\">Traditional passivation methods require a dedicated immersion bath in the quenching or cooling stage. This spray technology provides a solution for galvanizers looking to upgrade their corrosion protection capabilities without major process modifications or investments.<\/p>\n<p style=\"text-align: justify;\">Innovative passivation technology \u2013 even without immersion baths<\/p>\n<p style=\"text-align: justify;\">It is especially ideal for:<\/p>\n<ul style=\"text-align: justify;\">\n<li>Smaller galvanizing operations<\/li>\n<li>Retrofit in existing lines<\/li>\n<li>On-demand or localized treatment<\/li>\n<li>No need for bath control<\/li>\n<\/ul>\n<p style=\"text-align: justify;\">Test results<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-1760 size-full\" src=\"https:\/\/dk-metalsurfacetreatment.com\/wp-content\/uploads\/2026\/01\/Test-results.png\" alt=\"\" width=\"745\" height=\"669\" \/><\/p>\n<p style=\"text-align: justify;\">Key Features<\/p>\n<ul style=\"text-align: justify;\">\n<li>Chromium-6 free: based on environmentally safer Chromium(III)<\/li>\n<li>Manual or automatic spray application<\/li>\n<li>No need for immersion tanks<\/li>\n<li>No need for bath control, always work with fresh chemistry<\/li>\n<li>Excellent protection against white rust<\/li>\n<li>Forms a transparent, corrosion-resistant passivation layer<\/li>\n<li>Ensures corrosion resistance during storage and transport<\/li>\n<li>Water-based, REACH-compliant formulation<\/li>\n<li>Suitable for general galvanizing (HDG)<\/li>\n<\/ul>\n<p style=\"text-align: justify;\">A Trusted Choice for HDG<\/p>\n<p style=\"text-align: justify;\">Backed by years of R&amp;D and real-world validation, AD Chemicals passivations compete easily with traditional hexavalent chrome treatments, offering a safer and sustainable alternative without compromising performance.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Spray Passivation Application via spray nozzels in a bath (automatic) Manual possibility, just spray (mist) and passivate Excellent white rust prevention, long-term protection No bath control needed AD Chemicals introduces a unique spray-applied passivation for freshly hot-dip galvanized steel. This Chromium-6 free solution can be applied manually via spray gun or automatically using nozzles, making<\/p>\n","protected":false},"author":3,"featured_media":2277,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[45,24],"tags":[],"class_list":["post-1763","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-passivation-hdg","category-products"],"_links":{"self":[{"href":"https:\/\/dk-metalsurfacetreatment.com\/en\/wp-json\/wp\/v2\/posts\/1763","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dk-metalsurfacetreatment.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dk-metalsurfacetreatment.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dk-metalsurfacetreatment.com\/en\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/dk-metalsurfacetreatment.com\/en\/wp-json\/wp\/v2\/comments?post=1763"}],"version-history":[{"count":2,"href":"https:\/\/dk-metalsurfacetreatment.com\/en\/wp-json\/wp\/v2\/posts\/1763\/revisions"}],"predecessor-version":[{"id":1765,"href":"https:\/\/dk-metalsurfacetreatment.com\/en\/wp-json\/wp\/v2\/posts\/1763\/revisions\/1765"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dk-metalsurfacetreatment.com\/en\/wp-json\/wp\/v2\/media\/2277"}],"wp:attachment":[{"href":"https:\/\/dk-metalsurfacetreatment.com\/en\/wp-json\/wp\/v2\/media?parent=1763"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dk-metalsurfacetreatment.com\/en\/wp-json\/wp\/v2\/categories?post=1763"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dk-metalsurfacetreatment.com\/en\/wp-json\/wp\/v2\/tags?post=1763"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}