Stone Texture PPGI: The Premium Decoration Solution Replacing Natural Stone
As a professional steel products exporter with over a decade of cross-border trade experience, we have built a mature global compliance system, covering customs clearance, tariff planning and risk control for over 80 countries.
We are the source manufacturer with our own production base, eliminating all intermediate links. Direct factory sales bring you competitive price advantages, and we support full-process customization with controllable delivery cycle to meet your project needs.
lead time.

Product Overview
For many construction and decoration projects, natural stone has always been the first choice for high-end appearance, but it has been plaguing project owners with multiple pain points: natural stone is extremely heavy, requiring large hoisting equipment for high-rise installation, and the load-bearing requirement for the building is also very high; it is easy to seep water and get polluted, requiring regular protective treatment, and the later maintenance cost is very high; in addition, the price of high-quality natural stone is getting higher and higher, which greatly increases the project cost.
At the same time, traditional imitation stone coatings have problems such as easy fading, peeling and short service life, which can not meet the long-term use needs of the project.
Our stone texture PPGI steel coil is born to solve these pain points. It perfectly combines the realistic stone texture of natural stone, the corrosion resistance and light weight of steel, bringing you a cost-effective alternative to natural stone.
Product Core Advantages
Rich decorative effect: Multiple realistic natural stone textures available, including marble, granite, bluestone, supporting customized texture patterns, perfectly restoring the texture of natural stone
· Superior performance: Double protection of zinc layer and organic coating, excellent weather and corrosion resistance, long service life up to 10-35 years, while the weight is only 1/5 of natural stone
· Cost optimization: Quick installation, low maintenance cost, significantly lower overall project cost by more than 60% compared with natural stone
· Green & safe: Eco-friendly materials complying with RoHS & REACH standards, no heavy metal pollution, no radiation risk of natural stone

Basic Information
|
MOQ |
5 tons (negotiable for trial orders) |
|
Lead Time |
7–15 days after deposit |
|
Port of Loading |
Qingdao and Tianjin |
|
Payment Terms |
T/T, L/C, etc. |
|
Annual Output |
500,000 tons |
Core Performance Features
Excellent Formability: It can be bent, rolled and stamped into various shapes without cracking or peeling of the coating, making it ideal for complex architectural and industrial processing applications such as wall panel and roof panel forming.
Eco-Friendly & Cost-Effective: Made of 100% recyclable steel materials with a long service life, it reduces long-term maintenance and replacement costs significantly. Meanwhile, it is lighter than natural stone, reducing transportation and installation costs, helping customers
achieve sustainable cost control.
Technical Specifications
|
Substrate |
Hot-dip galvanized steel (GI), Galvalume steel (GL), Cold rolled steel, optional based on your environment |
|
Coating Type |
PE (5-10 years warranty), SMP (10-15 years warranty), PVDF (15-35 years warranty), HDP (10-20 years warranty) |
|
Sheet Thickness |
0.09–1.5mm, customizable |
|
Coil Width |
700–1320 mm, we can split the width according to your needs |
|
Coating Thickness |
Top: 10–50 μm; Back: 5–50 μm |
|
Zinc/Aluzinc Coating Weight |
20–900 g/m² (GI), 20-200 g/m² (GL), optional anti-corrosion level |
|
Surface Texture |
Custom stone texture: over 30 optional patterns including Carrara marble, Baltic granite, bluestone, custom patterns supported |
|
Salt Spray Resistance |
≥500h for standard version, ≥1500h for coastal anti-corrosion version |
|
UV Aging Resistance |
≥1000h no fading for texture |
|
Standard Compliance |
GB/T 12754, ASTM A755, EN 10169, JIS G 3312 |
|
Surface Texture |
Stone grain (marble, granite, bluestone customizable), smooth, matte |
|
Color Range |
Customizable |
|
Standard Compliance |
GB/T 12754, ASTM A755, EN 10169, JIS G 3312 |
Application Scope
- High-End Building Decoration
- It is used for exterior wall of villas, curtain wall of homestay, decoration of high-end sales offices. It can create a high-end appearance with the effect of imitation stone, and the cost is much lower than that of natural stone.
- Industrial Plant Supporting
- It is used for exterior wall and roof of industrial plants. It is anti-corrosion and durable, and the appearance is clean and tidy, which is more beautiful than ordinary color coated sheets.
- Prefab House Matching
- It is used for the exterior and interior wall of prefabricated houses. It is light in weight, fast in installation, and the imitation stone appearance improves the grade of the house.
- Other Custom Decoration
- It can also be used for billboards, interior partition boards, cold storage panels, etc., to meet your various decoration needs.
Productive Process

Substrate Pretreatment
Degreasing to remove residual surface oil, phosphating to form compact phosphate conversion film, passivation treatment to enhance coating adhesion and corrosion resistance.

Multi-layer Roller Coating & Texture Printing
Adopting continuous coil coating process, first apply epoxy primer for base protection, then topcoat with synchronous stone texture printing for color, texture and weather resistance, and back paint for reverse side protection.

High-temperature Curing
Curing the coating in a continuous baking oven at 200-240℃ to form a stable cross-linked network structure, ensuring coating adhesion, texture durability and product service life.

Strict Quality Inspection
Full inspection of coating uniformity, texture clarity, color difference, physical properties and salt spray corrosion resistance to ensure product meets international standards.
Packaging & Delivery
Standard Packaging: Waterproof paper + steel strip fixing + wooden pallet, ensuring safe transportation.
Lead Time: 7–15 days after deposit (based on order quantity)
Port of Loading: Qingdao Port, China
MOQ: 5 tons (negotiable for trial orders)



Quality Certifications



Company Support
Customized production according to drawings/samples, supporting customized texture, size and coating type
· Professional technical consultation and after-sales service, providing solution design for different application scenarios
· Stable supply capacity with an annual output of 200,000 tons
· Flexible payment terms (T/T, L/C, etc.)
FAQ
Q: Will the texture of stone texture PPGI fall off after using for a period of time?
A: No, our texture is transferred before the coating is cured, and it is completely integrated with the coating. After 1000 hours of UV aging test, the texture will not fade or fall off. Under normal use, the texture can remain clear for 15 years.
Q: Can your stone texture PPGI be used for coastal projects?
A: Yes, we have a special version of aluzinc substrate + PVDF coating for coastal high salt spray environment. The salt spray test can pass 1500 hours, it can ensure no rust for more than 15 years and no fading of texture in coastal environment.
Q: Can I customize the stone texture I want?
A: Of course, you only need to provide the picture or sample of the texture you want, our technical team can complete the proofing within 7 days, and mass production can be carried out after confirmation. The minimum custom order only needs 3 tons.
Q: How can I get the sample?
A: We can provide A4 size samples for free, you only need to bear the freight. The sample will include different texture and coating options for you to test.
Q: What is the delivery time for large orders?
A: For conventional orders, delivery can be done in 7-15 days. For large orders over 100 tons, our production line can complete the production within 20 days to ensure your project progress.
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