Color Coated & Prepainted Steel Supplier – Durable PPGI / PPGL Sheets and Coils

This page focuses on our core color-coated steel products, specifically PPGI and PPGL steel plates and coils, as part of our broader coated steel solutions.

Company Description:

CJM is a professional supplier and exporter of PPGI steel coils, PPGL sheets, and color coated steel plates, providing reliable solutions for construction, roofing, cladding, appliances, and manufacturing industries.

Our prepainted galvanized steel coils (PPGI) and prepainted galvalume steel coils (PPGL) are designed with outstanding corrosion resistance, stable paint adhesion, and excellent formability. As an experienced PPGI PPGL supplier, we offer competitive prices, flexible customization, and fast delivery to global buyers.

Product Categories

PPGI (Prepainted Galvanized Steel Plate / Coil)

• Base Material: Galvanized steel (GI)
• Coating Type: Polyester / SMP / PVDF
• Coating Thickness: 10–35μm top / 5–20μm back
• Zinc Coating: Z30–Z275g/m²
• Color Options: RAL color system or customized
• Standard Width: 600mm–1250mm
• Applications: PPGI roofing sheets, wall cladding, household appliances, metal doors

PPGL (Prepainted Galvalume Steel Plate/Coil)

• Base Material: Al-Zn coated steel (GL)
• Al-Zn Coating: AZ30–AZ150g/m²
• Paint System: Polyester / SMP / PVDF
• Heat Resistance: Better than PPGI
• Corrosion Resistance: 2–4x longer than GI in many conditions
• Applications: PPGL roofing sheets, solar panel structures, marine buildings, industrial warehouses

Technical Specifications

Property	PPGI	PPGL
Substrate	Galvanized Steel (GI)	Galvalume Steel (GL)
Top Coating	PE / SMP / PVDF	PE / SMP / PVDF
Coating Thickness	10–35μm	10–35μm
Zinc/Al-Zn Coating	Z30–Z275	AZ30–AZ150
Width Range	600–1250mm	600–1250mm
Standard	ASTM / JIS / EN	ASTM / JIS / EN

Applications of PPGI and PPGL Sheets / Coils

• Architectural: Roofing, cladding, ceiling systems, rain gutters
• Transportation: Truck trailers, railway cars, shipbuilding components
• Energy: Solar panel frames, wind turbine components
• HVAC: Air ducts, ventilation systems, chimney liners
• Furniture: Office partitions, shelving systems, display racks
• Agricultural: Grain silos, livestock equipment, irrigation systems

Looking for other coated steel types like Galvanized Steel or Aluminized Steel? View our GI Steel Page or Aluminized Products.

Why Choose CJM as Your PPGI / PPGL Supplier

• Strict Quality Control: Each batch inspected for coating, adhesion, and mechanical performance
• Flexible MOQ: Trial orders accepted, bulk orders supported
• Professional Export Service: 15+ years of experience handling international logistics and certifications
• Fast Delivery: Over 10,000 tons of PPGI coils and PPGL sheets in stock

FAQ

• What is the difference between PPGI and PPGL?
  → PPGI steel plates use galvanized substrate, while PPGL sheets use an Al-Zn substrate, providing better corrosion and heat resistance.
• Can I customize the color and coating system?
  → Yes, we supply full RAL colors and multiple systems (PE, SMP, PVDF).
• What’s the MOQ?
  → Flexible—from small trial orders to bulk container shipments.
• Do you provide price lists for PPGL sheet or PPGI steel plate?
  → Yes, please contact us for updated PPGL sheet price and PPGI coil price based on your requirements.

Packing & Shipping

• Standard export packaging: Waterproof paper + steel strapping
• Custom packaging solutions available
• Container loading optimization for cost efficiency
• Experienced in handling FOB, CIF, and other trade terms

Get a Quote Today

Looking for a reliable PPGI and PPGL steel sheet supplier? Request a quote now or contact our team for bulk supply and competitive pricing.

WhatsApp: +86 181 9190 6640
Email: info@cjmstainlesssteel.com

Also explore our specialized products: Hot-Dip Galvanized Checkered Plates.

Q: What is your company’s main products/services?

A: We are a professional manufacturer for Carbon Steel, Alloy Steel and Profile products. We have the experience of steel business for more than 10 years and our products are exported to Mid East,South America,Southeast Asia,Africa,South and East Asia etc.

Q: Can I go to your factory for a visit?

A: Of course, we welcome customers from all over the world to visit our factory.

Q: What are your terms of payment?

A: 30% T/T deposite and 70% balance before shipment.

Q: What is your delivery time?

A: For stocks,we could transport the goods to loading port within 7 days after we received the deposit; For production,it usually takes about 15-30 days after receiving the deposit.

Q: Do you provide samples? Are they free or paid?

A: Samples are available for free,but the courier freight will be covered by customer account.

Q: Do you accept the third party inspection?

A:Yes, we fully accept ‌third-party inspections.

Q: Why should I buy from you not from other suppliers?

A: Integrating the superior resources of China’s steel industry, we provide customers with high-quality steel products at preferential prices, and can ensure that the goods are delivered to customers in a timely manner.

Q:How can you guarantee quality?

A: Always a pre-production sample before mass production;Always 100% inspected before shipment