Double-sided color-coated steel sheet introduction
Double-sided color-coated steel sheet are made of high-quality galvanized/aluminum-zinc-coated substrates. After degreasing and chemical treatment, high-performance coatings (PVDF/HDP/PE) are applied on both sides and cured by high-temperature baking. The product has excellent weather resistance (color retention for 15-20 years), corrosion resistance (salt spray test for 1000+ hours) and decorative properties, and is widely used in building roofs/walls, home appliance panels, partitions and other fields. It supports customized colors (RAL color cards), thickness (0.3-1.2mm) and special functional coatings (antibacterial, self-cleaning), and complies with ASTM A755/GB/T 12754 standards.
Specifications of double-sided color steel plate
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GI/GL/SPCC/SPCD/SPCE/DC01-DC07/Q195,Q215,Q235 |
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RAL, painted steel, 3D painted steel (customizable) |
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600-1250mm |
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0.12-1.5mm |
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Z30-Z275g/m2, AZ30-150g/m2 |
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Topcoat: 10-40um Backcoat: 5-20um |
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Standard packaging: waterproof kraft paper + galvanized iron packaging; Special packaging: vertical packaging, with the core facing up. |
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SGS,ISO9001,CE |
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7-35days |
The main coating types and advantages of double-sided color-coated steel plates are as follows
1. PVDF fluorocarbon coating: contains 70% fluorocarbon resin, has excellent weather resistance (color retention for 20 years +), is UV-resistant, and is suitable for harsh environments such as high-end curtain walls and airports;
2. HDP high weather-resistant polyester: cost-effective, color retention for 15 years, anti-powdering, suitable for industrial plants and storage facilities;
3. PE polyester coating: economical and practical, rich in colors, suitable for home appliances and interior decoration;
4. SMP silicon-modified polyester: acid and alkali resistant, anti-pollution, commonly used in chemical plants and coastal buildings;
5. Special functional coatings: such as antibacterial and self-cleaning coatings, to meet special needs such as medical and clean rooms.
All coatings have passed the QUV accelerated aging test, and the adhesion reaches level 0 (ASTM D3359).
Color-coated sheets are widely used in the following fields due to their excellent corrosion resistance, decorativeness and lightweight properties
1. Construction: used for roofs and walls of factories and warehouses (accounting for 60%), which are both waterproof and beautiful;
2. Home appliance manufacturing: air conditioner shells, refrigerator panels, etc., providing a variety of colors (RAL color card customization);
3. Transportation: high-speed rail interiors and containers, meeting fire and weather resistance requirements;
4. Energy facilities: photovoltaic brackets, ventilation ducts, adapted to long-term outdoor corrosion resistance;
5. Interior decoration: partitions, ceilings, both environmental protection and design.
Its service life is 15-25 years (PVDF coating), which is more than 3 times that of traditional materials.

1. Product supply - mainly galvanized sheets, color-coated coils, aluminum-zinc tiles, etc., supporting customized specifications (thickness 0.2mm-3.0mm) and special coatings (PVDF/HDP);
2. Technical support - providing material selection, load calculation and installation guidance, in line with international standards (ASTM/EN/JIS);
3. Logistics services - FOB/CIF delivery at major ports around the world, bonded warehouses in the Middle East/Southeast Asia, shortening delivery cycles;
4. Trade protection - accepting payment methods such as L/C, T/T, providing SGS/BV inspection reports to ensure quality traceability.
Populāri tagi: double-sided color coated steel sheet, China double-sided color coated steel sheet manufacturers, factory
