Various Standard and non-standard specifications are both available as customers request

  • Home » PPGI Steel: A Versatile Solution for Modern Construction





PPGI Steel: A Versatile Solution for Modern Construction


PPGI Steel: A Versatile Solution for Modern Construction

PPGI steel, also known as pre-painted galvanized iron, is a durable and aesthetically pleasing material widely used in various industries, including construction, household appliances, and furniture. In this article, we’ll explore the features, applications, and advantages of PPGI steel.

What Is PPGI Steel?

PPGI steel is a type of coated steel that uses hot-dip galvanized steel as its base material. The process involves cleaning and pre-treating the galvanized steel sheet to remove surface impurities. Next, a layer of organic coating (such as PE, SMP, HDP, or PVDF) is applied to the prepared substrate. This continuous coating process results in a multi-layer structure, including the base metal, zinc coating, chemical conversion coating, primer, and top/back coatings.

!PPGI Steel Structure

Key Features of PPGI Steel:

  1. Excellent Corrosion Resistance: PPGI steel exhibits outstanding resistance to corrosion, making it suitable for outdoor applications.
  2. Aesthetic Appeal: Available in a wide range of colors and designs, PPGI steel enhances the visual appeal of buildings and other structures.
  3. Good Formability: PPGI steel can be easily cut, shaped, and formed to meet specific requirements.
  4. Lightweight: Compared to traditional steel, PPGI steel is lightweight, making it easier to transport and handle.
  5. Customization: PPGI steel comes in various colors, patterns, and sizes, allowing for customized solutions.

Applications of PPGI Steel:

  1. Roofing Materials: PPGI steel is commonly used for roofing sheets, providing weather-resistant and attractive roofing solutions.
  2. Wall Panels and Ceilings: Its aesthetic appeal makes PPGI ideal for wall panels and ceilings.
  3. Doors and Windows: PPGI-coated panels are used in door and window frames.
  4. Household Appliances: PPGI steel is found in appliances like refrigerators, washing machines, and air conditioners.
  5. Furniture: PPGI-coated materials are used in furniture manufacturing.
  6. Automotive Industry: PPGI steel is used for car body panels and components.

Factors Affecting PPGI Steel Prices:

Several factors influence PPGI steel prices, including:

  • Base Material Thickness: Thinner steel coils are more expensive due to longer coating times.
  • Zinc Coating Thickness: The thicker the zinc coating, the higher the cost.
  • Coating Type and Thickness: Different paint types (PE, SMP, HDP, PVDF) affect pricing.
  • Coil Width: Wider coils may cost less per ton.
  • Order Quantity: Bulk orders often receive competitive pricing.


PPGI steel offers a balance of aesthetics, durability, and versatility. Whether you’re an architect, builder, or homeowner, PPGI steel provides a cost-effective solution for various applications. Its exceptional performance and wide range of colors make it a popular choice in modern construction.

For high-quality PPGI steel coils, sheets, or customized products, contact us at Wanzhi Steel. We’re committed to exceeding your expectations and delivering value for your investment.


Time:8:00 - 24:00