{"id":4980,"date":"2026-04-16T05:53:06","date_gmt":"2026-04-16T05:53:06","guid":{"rendered":"https:\/\/www.bomissteel.com\/?post_type=product&p=4980"},"modified":"2026-05-20T11:16:56","modified_gmt":"2026-05-20T03:16:56","slug":"electrostatic-spraying-powder-color-coating-coil","status":"publish","type":"product","link":"https:\/\/www.bomissteel.com\/fa\/product\/electrostatic-spraying-powder-color-coating-coil\/","title":{"rendered":"\u067e\u0648\u0634\u0634 \u0631\u0646\u06af \u067e\u0648\u062f\u0631\u06cc \u0627\u0644\u06a9\u062a\u0631\u0648\u0627\u0633\u062a\u0627\u062a\u06cc\u06a9 \u0628\u0627 \u0627\u0633\u067e\u0631\u06cc \u0628\u0631\u0627\u06cc \u0646\u0648\u0627\u0631 \u0641\u0648\u0644\u0627\u062f\u06cc"},"content":{"rendered":"

\u062a\u0648\u0636\u06cc\u062d\u0627\u062a<\/h2>\n

Our powder-coated coils represent a breakthrough in eco-friendly surface technology. Using premium galvanized or galvalume (Al-Zn) steel<\/a> as a foundation, we utilize a high-voltage electrostatic bonding and high-temperature curing process. This ensures that the solid polymer powder is fused uniformly to the substrate, creating a dense, resilient barrier that liquid paints simply cannot match. 1mm Aluminium Sheet<\/p>\n

<\/div>\n

The result is a multi-layered composite\u2014integrating a chemical conversion layer with high-performance polymer powder\u2014engineered for maximum adhesion and long-term surface stability.<\/p>\n

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\u0645\u0634\u062e\u0635\u0627\u062a<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\u0645\u0627\u062f\u0647 \u0645\u0634\u062e\u0635\u0627\u062a<\/strong><\/td>\nTechnical Details<\/strong><\/td>\n<\/tr>\n<\/thead>\n
\u0646\u0627\u0645 \u0645\u062d\u0635\u0648\u0644<\/b><\/span><\/td>\nElectrostatic Powder-Coated Steel Coil<\/a><\/b><\/span><\/td>\n<\/tr>\n
Substrate Type<\/b><\/span><\/td>\nGalvanized Steel (GI)<\/a>, Galvalume Steel (GL\/Aluzinc)<\/a><\/span><\/td>\n<\/tr>\n
Total Thickness<\/b><\/span><\/td>\n0.2mm \u2013 1.5mm<\/span><\/td>\n<\/tr>\n
\u0636\u062e\u0627\u0645\u062a \u067e\u0648\u0634\u0634<\/b><\/span><\/td>\nTop: 20\u2013120\u03bcm | Back: 5\u201350\u03bcm<\/span><\/td>\n<\/tr>\n
Available Width<\/b><\/span><\/td>\n\u06f6\u06f0\u06f0 \u0645\u06cc\u0644\u06cc\u200c\u0645\u062a\u0631 \u2013 \u06f1\u06f2\u06f5\u06f0 \u0645\u06cc\u0644\u06cc\u200c\u0645\u062a\u0631<\/span><\/td>\n<\/tr>\n
Color Standard<\/b><\/span><\/td>\nComprehensive RAL Color Chart<\/span><\/td>\n<\/tr>\n
\u067e\u0627\u06cc\u0627\u0646\u200c\u06a9\u0627\u0631\u06cc \u0633\u0637\u062d<\/b><\/span><\/td>\nMatte, High-Gloss, Metallic, and Textured Effects<\/span><\/td>\n<\/tr>\n
Coil ID \/ Weight<\/b><\/span><\/td>\n508mm or 610mm \/ 3\u20138 Tons per coil<\/span><\/td>\n<\/tr>\n
\u062d\u062f\u0627\u0642\u0644 \u0633\u0641\u0627\u0631\u0634 (MOQ)<\/b><\/span><\/td>\n18 Tons<\/span><\/td>\n<\/tr>\n
Standard Packaging<\/b><\/span><\/td>\nSeaworthy Export Package (Waterproof paper + Galvanized iron casing)<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Production Process<\/h2>\n

Our Manufacturing Precision<\/strong>: From Substrate to Finished Coil<\/p>\n

Strategic Pre-treatment<\/strong>: Every coil begins with a rigorous multi-stage preparation. We perform deep degreasing and chemical pre-treatment on premium galvanized or galvalume (Al-Zn) substrates. This ensures a pristine surface, creating the critical molecular bond required for superior coating adhesion.<\/p>\n

Advanced Electrostatic Application<\/strong>: We utilize high-voltage electrostatic technology to atomize our solid polymer powders. This process ensures the charged particles wrap uniformly around the substrate, allowing us to achieve precise, controllable film thickness in a single pass\u2014eliminating the inconsistencies often found in traditional liquid painting.<\/p>\n

Thermal Fusion & Cross-Linking<\/strong>: The coated steel is cured in high-precision ovens at temperatures reaching 330\u00b0C. At this stage, the powder melts and undergoes a chemical cross-linking process, transforming into a dense, impact-resistant shield that is far more durable than standard coatings.<\/p>\n

Controlled Cooling<\/strong>: Finally, the sheets undergo a dual air-and-water cooling cycle to stabilize the coating\u2019s structure before being precision-coiled for export.<\/p>\n

\"The
The steel coils with the red powder coating currently in production<\/figcaption><\/figure>\n
\"The
The production of red powder-coated steel coils has been completed.<\/figcaption><\/figure>\n
\n

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Built for the Most Demanding Environments<\/strong>
\nOur electrostatic powder-coated coils are engineered to solve the durability challenges that standard liquid-painted steel cannot handle.<\/p>\n

High-Traffic Infrastructure<\/strong>: Optimized for airport terminals, rail hubs, and stadiums. These coils provide superior color retention and structural integrity for large-scale roofing and cladding projects.<\/p>\n

\"\u067e\u0648\u0634\u0634
Electrostatic Spraying Powder Color Coating Coil is used in construction.<\/figcaption><\/figure>\n

Aggressive Industrial Settings: A reliable shield for chemical plants, smelters, and power facilities. Our specialized powder coating offers exceptional resistance to acid, alkali, and chemical pollutants, preventing premature corrosion in volatile atmospheres.<\/p>\n

High-End Manufacturing:<\/strong><\/p>\n

Appliance Panels: Engineered to resist detergents, stains, and fingerprint Anti Fingerprint Stainless Steels\u2014ensuring refrigerators and washing machines maintain a premium finish throughout their lifespan.<\/p>\n

Security & Elevator Systems<\/strong>: The thick, impact-resistant coating provides extra protection for cut edges and high-use surfaces, keeping elevator cabins and door panels looking new even after years of heavy use.<\/p>\n<\/div>\n

\u0633\u0648\u0627\u0644\u0627\u062a \u0645\u062a\u062f\u0627\u0648\u0644 (FAQ)<\/b><\/h2>\n

1. How does Electrostatic Powder Coating differ from standard PPGI (liquid paint)?<\/b><\/h3>\n

Answer:<\/b> The primary difference lies in the coating thickness and durability. Traditional liquid paint (PPGI) usually provides a coating of 15\u201325\u03bcm. Our electrostatic powder-coated coils deliver a much thicker, high-density polymer shield ranging from 20 to 120\u03bcm<\/b>. This creates a far superior barrier against scratches, chemical corrosion, and UV fading. Additionally, the powder process is 100% solid and zero-VOC, making it a more eco-friendly and compliant choice for modern infrastructure.<\/p>\n

2. Will the powder coating crack or peel during bending and stamping?<\/b><\/h3>\n

Answer:<\/b> No. We utilize a high-temperature thermal fusion process (curing at approximately 330\u00b0C) combined with an advanced chemical conversion layer. This ensures the solid polymer powder achieves a permanent molecular bond with the metal substrate. The resulting composite material offers excellent ductility, allowing it to undergo rigorous manufacturing processes\u2014including deep drawing, V-bending, and roll forming<\/b>\u2014without delamination or surface cracking.<\/p>\n

3. Are these coils suitable for highly corrosive environments, like coastal areas or chemical plants?<\/b><\/h3>\n

Answer:<\/b> Absolutely. For extreme environments, we highly recommend pairing our powder coating with a Galvalume (Al-Zn) substrate<\/b>. The combination of the Galvalume core and the impenetrable, acid-and-alkali-resistant powder finish provides double the lifespan of standard materials in high-humidity, high-salinity, or industrial atmospheres (such as steel mills or power plants).<\/p>\n

4. Can I customize the surface texture and color for my project?<\/b><\/h3>\n

Answer:<\/b> Yes. We offer precise color matching based on the comprehensive RAL color chart<\/b>. Beyond just color, the electrostatic process allows us to customize the tactile finish. Whether your project requires a sleek high-gloss look for appliances, a sophisticated matte finish for architectural cladding, or specific textured\/metallic effects, we can engineer the surface to your exact specifications.<\/p>\n

Our certificates<\/h2>\n
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Advanced Electrostatic Powder-Coated Coils: The Evolution of Surface Protection<\/strong><\/p>\n

Our powder-coated coils represent a significant leap in coating technology. By utilizing an electrostatic application process, we achieve a uniform, high-density finish that outperforms traditional liquid coatings in chemical stability.<\/p>\n

These coils offer exceptional resistance to acid and alkali environments, ensuring a corrosion-proof surface that stands up to the most demanding industrial atmospheres while maintaining its structural integrity over time.<\/p>","protected":false},"featured_media":5012,"template":"","meta":{"rank_math_title":"Electrostatic Spraying Powder Color Coating Coil - Bomis","rank_math_description":"Source premium electrostatic powder-coated steel coils from Bomis Steel. Zero-VOC, 20-120\u03bcm thick finish for superior durability in harsh environments.","rank_math_canonical_url":"","rank_math_focus_keyword":"Electrostatic Spraying Powder Color Coating Coil"},"product_brand":[],"product_cat":[30],"product_tag":[68],"class_list":["post-4980","product","type-product","status-publish","has-post-thumbnail","product_cat-ppgl-coil","product_tag-prepainted-galvanized-steel-coil","first","instock","shipping-taxable","purchasable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/www.bomissteel.com\/fa\/wp-json\/wp\/v2\/product\/4980","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bomissteel.com\/fa\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.bomissteel.com\/fa\/wp-json\/wp\/v2\/types\/product"}],"version-history":[{"count":14,"href":"https:\/\/www.bomissteel.com\/fa\/wp-json\/wp\/v2\/product\/4980\/revisions"}],"predecessor-version":[{"id":6599,"href":"https:\/\/www.bomissteel.com\/fa\/wp-json\/wp\/v2\/product\/4980\/revisions\/6599"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bomissteel.com\/fa\/wp-json\/wp\/v2\/media\/5012"}],"wp:attachment":[{"href":"https:\/\/www.bomissteel.com\/fa\/wp-json\/wp\/v2\/media?parent=4980"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.bomissteel.com\/fa\/wp-json\/wp\/v2\/product_brand?post=4980"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.bomissteel.com\/fa\/wp-json\/wp\/v2\/product_cat?post=4980"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.bomissteel.com\/fa\/wp-json\/wp\/v2\/product_tag?post=4980"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}