Pre-painted Plain Sheet

Pre-painted plain sheet, also known as colored coated sheet metal or “color-coated sheet,” Wanzhi Group produces and sells popular color-coated sheets such as pre-painted galvanized plain sheet, pre-painted galvalume plain sheet, pre-painted aluminum plain sheet, etc. We provide PPGI, PPGL, and PPAL OEM/ODM services for various applications including outdoor construction, indoor decoration, appliance casings, high-end landmark buildings, and roof/wall applications.

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Pre painted Plain Sheet - Usage

Pre-painted Plain Sheet Customization

We offer OEM or ODM pre-painted plain sheet options. If you can’t find the material you need, please contact us directly. We can manufacture and process your sheet according to your specifications or design drawings.

Category Options
Substrate Type Galvanized (GI), Galvalume (AZ), Zinc-Aluminum-Magnesium (ZAM), Cold Rolled (CR), Aluminum Alloy
Coating System Polyester (PE), Silicon-Modified Polyester (SMP), High Durability Polyester (HDP), PVDF, PU, etc.
Coating Thickness Front: 10-40μm (single side), Back: 5-20μm (single side)
Sheet Thickness 0.12mm – 1.5mm
Color RAL color chart, color matching according to sample
Forming Process Corrugated, Trapezoidal, Ribbed, Sine Wave, etc. surface structures
Pattern Wood grain/Stone pattern, Flowers, Marble, Grass, Gradient effects, and other custom patterns
Gloss Glossy (high gloss), Matte (low gloss), Metallic finish (simulated stainless steel, simulated aluminum)
Texture Metal texture, Leather texture, Orange peel texture, Stamped texture, Silk texture, Orange peel, Sand texture, etc.

Pre-painted Plain Sheet for Sale

Pre-painted plain sheet is a decorative and protective metal sheet coated with a primer, topcoat, and backcoat, using cold-rolled/hot-rolled steel, aluminum, galvanized, galvanized, and zinc-aluminum-magnesium steel as its base material. Wanzhi Group maintains a hot-rolled coil inventory, metal-coated steel production lines, and pre-painted steel production lines, offering cost-effective pricing and customized solutions for a variety of applications.

Production line of PPGI Coil Sheet
Production line of PPGI PPGL

Specifications

GradesGI/GL/SPCC/SPCD/SPCE/DC01-DC07/Q195、Q215、Q235
ColorsTop/Back:RAL,Painted steel,3D Painted steel, etc(can be customized)
Thickness0.12-1.5 mm
Width600-1250mm/ customized
Coil Weight3-6 tons/ customized
Substrate TypeHot dip galvanized, Galvalume, Zinc alloy, Cold rolled steel, Aluminum-zinc plated steel,Zimalium
Zinc Coating ThicknessZ30-275g/ ㎡,AZ30-150g/ ㎡
Introduction to CoatingPVDF、HDP、SMP、PE
Coating ThicknessTop :10-40 um,Back:5-20 um
Inside diameter508/610mm
PackageStandard export package or as per your requirements
CertificatesSGS, ISO 9001,CE
Date of Delivery5-45 days

Factory

We are not only a pre-painted sheet manufacturer, but also a material solutions provider. Wanzhi Steel Factory operates seven coated steel production lines, including galvanized, galvanized, zinc-aluminum-magnesium, and color-coated steel, with an annual output of 600,000 tons. We provide steel solutions to over 100 countries and regions worldwide.

  • One-stop supply: From high-quality base material to high-performance color-coated finished products, quality control is maintained throughout the entire process (manufactured and processed in the Wanzhi Group factory).
  • Flexible customization: We can customize colors, coatings, patterns, and sizes to meet your specific needs (slitting and cut-to-length services are available). Technical Support: Provide professional selection advice and processing guidance.
  • Certificates: ISO9001, ISO14001, ISO45001, SGS, BV, etc.

Price

Pre-painted plain sheet prices vary depending on the substrate and coating, ranging from US$600-1000 per ton. For the same coating, prepainted galvanized sheet has the lowest cost, while prepainted aluminum has the highest. Leave a message to let us know the prepainted sheet specifications, sizes, and styles you’re looking for and get a free quote!

Features and Advantages of Pre-painted Plain Sheets

Pre-painted plain sheets retain the strength of metal substrates while combining the decorative and weather-resistant properties of organic coatings.

Decorative Features: Colors, patterns, gloss levels, and coating effects are all available to meet the aesthetic requirements of various applications.
Protective Features: A variety of substrate and coating materials are available. The metallic and colored coatings provide dual protection for the sheet material, offering excellent corrosion, chemical, and weather resistance.
Processability: Wanzhi Group’s prepainted sheets metal utilize proven coating technology, creating a seamless integration between the substrate and coating, allowing for processing such as cutting, stamping, bending, and welding.
Affordability: Depending on the project’s expected lifespan, various substrate materials, such as galvanized, galvanized, and zinc-aluminum-magnesium, along with various functional coatings, such as PE, SMP, PVDF, and HDP, can be selected. A variety of combinations offer the most economical pricing, reducing project costs.
Long-Term Lifespan: Under standard conditions, various functional coatings offer corrosion resistance of 10 to 30 years.

Pre-painted Plain Sheet Applications

Pre-painted plain sheet is widely used in construction, industry, and other fields due to its aesthetic, durability, rust resistance, and ease of processing.

  • Construction: Roofs and walls of large public buildings, airports, stadiums, factories, shopping malls, and residential buildings; rolling shutters and canopies; interior ceilings and partitions.
  • Home Appliances: Refrigerator/washing machine/air conditioner evaporator/condenser; microwave oven/oven housings, linings, and control panels.
  • Automotive: Door trim panels, instrument panels, cabins, roofs, interior trim panels, and anti-skid plates.
  • Furniture: File cabinets, storage cabinets, shelves, merchandise displays, office partitions, and vending machine housings.
  • Other Applications: Writing boards, billboards, and cleanroom boards.

Process Flow

The production process for pre-painted plain sheets can be divided into five steps: substrate preparation → pretreatment → coating → baking → finishing.

PPGI Steel Production Line
Production Line
Substrate options include cold-rolled steel, hot-rolled steel, galvanized steel (GI), galvanized steel (GL), and aluminum (1060/3003).
Uncoiling: The substrate coil is unwound and the sheet shape is adjusted using a straightener.
Degreasing: Removes oil and dust from the substrate surface.
Phosphating: Forms a phosphate film on the substrate surface (e.g., zinc-based and iron-based phosphating).
Passivation: For special substrates such as galvanized sheet, a chromate or chromium-free passivation solution is used.
Primer: Typically an epoxy resin coating (5-10μm thick).
Topcoat: Determines the final color and properties (e.g., polyester, fluorocarbon, silicone-modified polyester, acrylic), with a thickness of 10-40μm. Custom colors, extures, and patterns are available.
Curing: High-temperature heating is used to melt, level, and cure the coating.
Cooling: Cool the sheet to room temperature using water or air cooling.
Coiling/Sheeting: Sheet material is cut to size based on your needs.

Pre-painted plain sheet offers excellent performance and a wide range of applications. Customizable colors, textures, patterns, and other surface effects are available to meet diverse needs. Contact Wanzhi Group for a product catalog and wholesale pricing.

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