At its core, colored steel plates are premium cold-rolled galvanized steel or aluminum coils that have undergone a rigorous chemical pretreatment process. They are coated with high-quality paints (PVDF, HDP, PE, SMP) and then baked through a continuous process to create a durable, colorful, and protective finish. Their versatility makes them a cornerstone of modern construction and manufacturing.
The true value of our colored steel plates lies in their exceptional combination of functionality and aesthetics. They are engineered to provide long-lasting protection against corrosion, harsh weather elements, and UV radiation, all while offering an attractive appearance with a consistent color and finish. This blend of resilience and visual appeal is what makes them indispensable across a wide range of applications.
The uses for our colored steel plates are vast and varied, demonstrating their incredible adaptability. Here are some of the most prominent sectors that rely on our products.
Architectural Roofing and Cladding: This is one of the most widespread uses. Our plates are the preferred material for industrial warehouses, commercial complexes, airport terminals, sports stadiums, and residential buildings. They provide a waterproof barrier, excellent structural performance, and a modern, clean aesthetic.
Sandwich Panels: Our plates are used as the outer and inner skins of insulated sandwich panels. These panels are essential for constructing cold storage facilities, food processing plants, pharmaceutical clean rooms, and office partitions, offering superior thermal insulation and a quick build time.
Household Appliances: Look inside your home, and you will find our material. Colored steel plates are used for manufacturing refrigerator liners, washing machine cabinets, microwave ovens, air conditioner housings, and other appliances due to their hygiene, ease of cleaning, and decorative qualities.
Transportation Industry: The interiors of buses, trains, and shipping containers often utilize colored steel plates for paneling and partitioning. Their strength and durability withstand constant use while maintaining a pleasant environment.
Other Uses: The application extends to ceiling systems, ducting, furniture, electrical enclosures, and countless other interior and exterior design elements.
To truly appreciate the quality of our product, it is essential to understand the technical parameters that define its performance. Our factory employs strict quality control measures at every stage of production to ensure every coil meets our high standards.
Base Material Specifications:
| Parameter | Options & Specifications |
| Base Metal | Galvanized Steel (GI), Galvalume (AZ), Aluminum |
| Thickness | 0.15mm - 1.2mm (customizable) |
| Width | 600mm - 1250mm (customizable) |
| Coating Type | PVDF (Polyvinylidene Fluoride), HDP (High Durability Polyester), PE (Polyester), SMP (Silicone Modified Polyester) |
| Surface Coating | Regular, Embossed, Wood Grain, Matte |
Performance Characteristics Table:
| Property | Standard / Value | Importance |
| Peeling Strength | ≥ 1.0 (T-Bend Test) | Ensures the paint film adheres firmly to the base metal, preventing delamination. |
| Impact Resistance | ≥ 50 kg.cm | Resists cracking or denting from hail, falling debris, or accidental impacts. |
| Salt Spray Resistance | ≥ 500 hours (PVDF) | Provides exceptional resistance to corrosion in coastal or industrial areas. |
| Color Retention | ΔE ≤ 5 (after 1000h UV) | Guarantees the color remains vibrant and does not fade significantly over time. |
| Gloss Retention | ≥ 85% (after 1000h UV) | Maintains the desired sheen level, whether it is a high-gloss or matte finish. |
Our commitment at Liweiyuan is to not just meet these standards but to exceed them, providing a product that delivers unparalleled performance and longevity. We use only the highest-grade raw materials and advanced coating technology to achieve these results.
Q1: What are the main advantages of using colored steel plates over traditional materials?
Colored steel plates offer numerous advantages. They are incredibly durable and resistant to corrosion, rust, and fading, leading to lower maintenance costs over their lifespan. They are lightweight, which simplifies transportation and installation, reducing structural support needs. Furthermore, they are available in a vast array of colors and finishes, providing architects and designers with immense creative freedom to achieve a desired aesthetic without sacrificing performance.
Q2: How do I choose the right type of coating for my project?
The choice of coating depends entirely on the environmental conditions and the desired lifespan of the project. For standard industrial or interior applications, PE (Polyester) coating is a cost-effective and reliable choice. For projects in highly corrosive environments, such as coastal regions or chemical plants, PVDF (Polyvinylidene Fluoride) is highly recommended due to its superior resistance to salt spray, chemicals, and UV radiation. Our technical team at Liweiyuan can provide expert guidance to select the perfect coating for your specific needs.
Q3: Can colored steel plates be customized for specific project requirements?
Absolutely. Customization is a key strength of our production process at our factory. We can tailor the base metal type, thickness, dimensions, color (according to RAL codes), and surface finish (e.g., embossed, wood grain) to meet the exact specifications of your project. This flexibility ensures that you get a product that is perfectly suited for its intended application, both technically and visually.
Selecting a supplier is as important as selecting the material. With Liweiyuan, you are partnering with a manufacturer dedicated to excellence. Our state-of-the-art production lines are equipped with precision technology, and our quality assurance team meticulously inspects every stage of production. We pride ourselves on our ability to deliver consistent quality, on time, and to the exact specifications required by our global clients. We invite you to experience the Liweiyuan difference. Contact Qingdao Liweiyuan Heavy Industry Co., Ltd. today to discuss your project requirements, request a free sample, or get a detailed quotation.
