{"id":2926,"date":"2026-02-06T08:23:41","date_gmt":"2026-02-06T08:23:41","guid":{"rendered":"https:\/\/huilicoating.com\/?post_type=product&#038;p=2926"},"modified":"2026-04-16T07:51:31","modified_gmt":"2026-04-16T07:51:31","slug":"polypropylene-pipeline-anti-corrosion-coating-app-81-61","status":"publish","type":"product","link":"https:\/\/huilicoating.com\/fr\/product\/polypropylene-pipeline-anti-corrosion-coating-app-81-61\/","title":{"rendered":"Primaire\/Topcoat anticorrosion en polypropyl\u00e8ne APP-81\/61 APP"},"content":{"rendered":"<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Overview<\/strong><br \/>\nSingle-pack anti-corrosion pipeline coating system supplied as primer (APP-81) and topcoat (APP-61), applicable down to -10\u00b0C.<span class=\"inline-flex\" aria-label=\"089-APP-81-61Ju-Bing-Xi-Guan-Dao-Fang-Fu-Di-Mian-Qi.doc\" data-state=\"closed\">\u200b<\/span><\/p>\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Composition<\/strong><br \/>\nModified polypropylene (APP), neoprene rubber, synthetic resins, pigments\/fillers, protective agents, stabilizers, solvent.<span class=\"inline-flex\" aria-label=\"089-APP-81-61Ju-Bing-Xi-Guan-Dao-Fang-Fu-Di-Mian-Qi.doc\" data-state=\"closed\">\u200b<\/span><\/p>\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Typical uses<\/strong><br \/>\nAnti-corrosion protection for buried pipelines in metallurgy, power, petroleum, chemical, tap water, coal gas, natural gas, oil and gas transmission, and district heating (\u2264150\u00b0C).<span class=\"inline-flex\" aria-label=\"089-APP-81-61Ju-Bing-Xi-Guan-Dao-Fang-Fu-Di-Mian-Qi.doc\" data-state=\"closed\">\u200b<\/span><br \/>\nAlso suitable for demineralized water tanks, sewage tanks, and power plant circulating water systems; suitable for concrete facilities.<span class=\"inline-flex\" aria-label=\"089-APP-81-61Ju-Bing-Xi-Guan-Dao-Fang-Fu-Di-Mian-Qi.doc\" data-state=\"closed\">\u200b<\/span><\/p>\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Technical data (typical)<\/strong><\/p>\n<ul class=\"marker:text-quiet list-disc\">\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Appearance: primer reddish brown; topcoat black.<span class=\"inline-flex\" aria-label=\"089-APP-81-61Ju-Bing-Xi-Guan-Dao-Fang-Fu-Di-Mian-Qi.doc\" data-state=\"closed\">\u200b<\/span><\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Theoretical consumption: primer 0.17 kg\/m\u00b2 at 50 \u00b5m DFT (loss not included).<span class=\"inline-flex\" aria-label=\"089-APP-81-61Ju-Bing-Xi-Guan-Dao-Fang-Fu-Di-Mian-Qi.doc\" data-state=\"closed\">\u200b<\/span><\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Theoretical consumption: topcoat 0.2 kg\/m\u00b2 at 50 \u00b5m DFT (loss not included).<span class=\"inline-flex\" aria-label=\"089-APP-81-61Ju-Bing-Xi-Guan-Dao-Fang-Fu-Di-Mian-Qi.doc\" data-state=\"closed\">\u200b<\/span><\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Density: primer 1.40 kg\/L; topcoat 1.2 kg\/L.<span class=\"inline-flex\" aria-label=\"089-APP-81-61Ju-Bing-Xi-Guan-Dao-Fang-Fu-Di-Mian-Qi.doc\" data-state=\"closed\">\u200b<\/span><\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Drying time (25\u00b0C): surface dry 1 h; hard dry 24 h; full cure 7 d.<span class=\"inline-flex\" aria-label=\"089-APP-81-61Ju-Bing-Xi-Guan-Dao-Fang-Fu-Di-Mian-Qi.doc\" data-state=\"closed\">\u200b<\/span><\/p>\n<\/li>\n<\/ul>\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Application data (25\u00b0C)<\/strong><\/p>\n<ul class=\"marker:text-quiet list-disc\">\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Mixing: single-pack.<span class=\"inline-flex\" aria-label=\"089-APP-81-61Ju-Bing-Xi-Guan-Dao-Fang-Fu-Di-Mian-Qi.doc\" data-state=\"closed\">\u200b<\/span><\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Induction time: none.<span class=\"inline-flex\" aria-label=\"089-APP-81-61Ju-Bing-Xi-Guan-Dao-Fang-Fu-Di-Mian-Qi.doc\" data-state=\"closed\">\u200b<\/span><\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Pot life: unlimited.<span class=\"inline-flex\" aria-label=\"089-APP-81-61Ju-Bing-Xi-Guan-Dao-Fang-Fu-Di-Mian-Qi.doc\" data-state=\"closed\">\u200b<\/span><\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Application methods: airless spray, brush, roller.<span class=\"inline-flex\" aria-label=\"089-APP-81-61Ju-Bing-Xi-Guan-Dao-Fang-Fu-Di-Mian-Qi.doc\" data-state=\"closed\">\u200b<\/span><\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Thinner: APP dedicated thinner, 3\u20136%.<span class=\"inline-flex\" aria-label=\"089-APP-81-61Ju-Bing-Xi-Guan-Dao-Fang-Fu-Di-Mian-Qi.doc\" data-state=\"closed\">\u200b<\/span><\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Recoat interval: min 6 h; max unlimited.<span class=\"inline-flex\" aria-label=\"089-APP-81-61Ju-Bing-Xi-Guan-Dao-Fang-Fu-Di-Mian-Qi.doc\" data-state=\"closed\">\u200b<\/span><\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Recommended DFT per coat: 30\u201350 \u00b5m (brush\/roller 30\u201340 \u00b5m).<span class=\"inline-flex\" aria-label=\"089-APP-81-61Ju-Bing-Xi-Guan-Dao-Fang-Fu-Di-Mian-Qi.doc\" data-state=\"closed\">\u200b<\/span><\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">System: APP-81 primer + APP-61 topcoat; for enhanced protection, apply 1\u20132 plies of fiberglass cloth to reach total thickness \u22650.5 mm.<span class=\"inline-flex\" aria-label=\"089-APP-81-61Ju-Bing-Xi-Guan-Dao-Fang-Fu-Di-Mian-Qi.doc\" data-state=\"closed\">\u200b<\/span><\/p>\n<\/li>\n<\/ul>\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Surface preparation<\/strong><br \/>\nSteel: blast to Sa 2.5 or power-tool clean to St 3; surface profile 30\u201375 \u00b5m.<span class=\"inline-flex\" aria-label=\"089-APP-81-61Ju-Bing-Xi-Guan-Dao-Fang-Fu-Di-Mian-Qi.doc\" data-state=\"closed\">\u200b<\/span><\/p>\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>System compatibility \/ packing \/ storage<\/strong><\/p>\n<ul class=\"marker:text-quiet list-disc\">\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">System compatibility: APP-81 primer + APP-61 topcoat.<span class=\"inline-flex\" aria-label=\"089-APP-81-61Ju-Bing-Xi-Guan-Dao-Fang-Fu-Di-Mian-Qi.doc\" data-state=\"closed\">\u200b<\/span><\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Packing: primer 25 kg; topcoat 22 kg.<span class=\"inline-flex\" aria-label=\"089-APP-81-61Ju-Bing-Xi-Guan-Dao-Fang-Fu-Di-Mian-Qi.doc\" data-state=\"closed\">\u200b<\/span><\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Storage: dry, cool, ventilated; away from fire; avoid strong sunlight; no outdoor storage.<span class=\"inline-flex\" aria-label=\"089-APP-81-61Ju-Bing-Xi-Guan-Dao-Fang-Fu-Di-Mian-Qi.doc\" data-state=\"closed\">\u200b<\/span><\/p>\n<\/li>\n<li class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [&amp;&gt;p]:pt-0 [&amp;&gt;p]:mb-2 [&amp;&gt;p]:my-0\">\n<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Shelf life: 12 months.<\/p>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Single-component APP polypropylene anti-corrosive coating for buried pipelines in oil, gas, power and municipal water supply rated to 150\u00b0C. Chemical and water-resistant film, low-temperature cure to -20\u00b0C. 0.5mm+ total system with glass fiber reinforcement option.<\/p>\n","protected":false},"featured_media":2223,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"acf-product-category":[],"product_brand":[],"product_cat":[17,92],"product_tag":[],"class_list":{"0":"post-2926","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-product-overview","7":"product_cat-specialty-industrial-coatings","9":"first","10":"instock","11":"shipping-taxable","12":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/huilicoating.com\/fr\/wp-json\/wp\/v2\/product\/2926","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/huilicoating.com\/fr\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/huilicoating.com\/fr\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/huilicoating.com\/fr\/wp-json\/wp\/v2\/comments?post=2926"}],"version-history":[{"count":1,"href":"https:\/\/huilicoating.com\/fr\/wp-json\/wp\/v2\/product\/2926\/revisions"}],"predecessor-version":[{"id":4266,"href":"https:\/\/huilicoating.com\/fr\/wp-json\/wp\/v2\/product\/2926\/revisions\/4266"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/huilicoating.com\/fr\/wp-json\/wp\/v2\/media\/2223"}],"wp:attachment":[{"href":"https:\/\/huilicoating.com\/fr\/wp-json\/wp\/v2\/media?parent=2926"}],"wp:term":[{"taxonomy":"acf-product-category","embeddable":true,"href":"https:\/\/huilicoating.com\/fr\/wp-json\/wp\/v2\/acf-product-category?post=2926"},{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/huilicoating.com\/fr\/wp-json\/wp\/v2\/product_brand?post=2926"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/huilicoating.com\/fr\/wp-json\/wp\/v2\/product_cat?post=2926"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/huilicoating.com\/fr\/wp-json\/wp\/v2\/product_tag?post=2926"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}