Colored Stainless Steel Coil
Premium PVD Colored Stainless Steel Coil Manufacturer & Supplier
Product Overview
Colored Stainless Steel Coil is a high-performance decorative material engineered by applying advanced PVD (Physical Vapor Deposition) vacuum coating technology onto premium stainless steel substrates, including 201, 304, 316, and 430 grades.
Unlike traditional painting or powder coating, our PVD process forms an ultra-dense, atomic-level metallic bond in a high-vacuum environment. This ensures superior atomic adhesion, long-lasting color stability, and exceptional resistance to wear and tear. By blending the intrinsic mechanical strength and corrosion resistance of stainless steel with a rich palette of luxurious finishes, this product serves as the ultimate material for high-end architectural decoration and demanding industrial fabrication.
Technical Specifications
|
Item |
Specification |
|
Material Grades |
201 / 304 / 316 / 430 Stainless Steel |
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Thickness Range |
0.3 mm – 3.0 mm |
|
Width Range |
600 mm – 1500 mm (Standard: 1000mm, 1219mm, 1250mm, 1500mm) |
|
Surface Finishes |
2B / BA / Mirror (8K) / Hairline (HL) / No.4 / Satin / Etched / Embossed |
|
Coating Technology |
PVD Vacuum Deposition (Thickness: 0.2μm – 0.5μm) |
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Color Palette |
Titanium Gold, Rose Gold, Champagne Gold, Black Titanium, Bronze, Copper, Silver (Custom color matching available) |
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Surface Protection |
Laser-cutting friendly PE / PVC protective film (70μm – 100μm options) |
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Compliance Standards |
ASTM A240 / JIS G4304 / EN 10088 / ISO 9001:2015 |
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Supply Capacity |
5,000 Tons / Month |
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MOQ & Lead Time |
Flexible MOQ for trial orders; Fast delivery within 15-20 days |
Core Advantages & Technical Compliance
1. Superior Corrosion Resistance & Material Compliance
We utilize only verified, high-grade substrates compliant with international standards (ASTM A240, EN 10088, JIS G4304). Mill Test Certificates (MTC) are provided with every shipment to ensure full traceability:
Grade 304: Excellent general corrosion resistance, perfect for standard indoor/outdoor architectural applications.
Grade 316: Enhanced with Molybdenum (Mo) for superior resistance against pitting and chloride corrosion. Ideal for coastal environments, marine projects, and high-humidity areas.
2. Atomic-Level Surface Durability
Though the PVD layer is micro-thin (approx. 0.2–0.5 μm), its high density creates a shield that is deeply integrated into the steel surface. It delivers:
High Scratch & Wear Resistance: Maintains its flawless look even under heavy foot or hand traffic in public spaces.
UV & Weather Proof: Zero fading, peeling, or flaking under intense sunlight or harsh outdoor conditions.
Thermal Stability: Heat-resistant up to approximately 300°C without discoloration.
3. Flawless Fabrication Flexibility
Our colored coils retain the complete mechanical properties of the base metal. They can be seamlessly processed using standard workshop machinery without damaging the coating:
Compatible Processes: Bending, Laser Cutting, Stamping, Shearing, and Deep Drawing (subject to grade/thickness).
No Delamination: The atomic-bonded PVD layer will not crack, chip, or delaminate during standard industrial fabrication.
4. Trend-Setting Colors & Textures
We provide an extensive selection of finishes to match any architectural vision or industrial design:
Popular Colors: Titanium Gold, Rose Gold, Champagne Gold, Black Titanium, Bronze, Copper, and Silver.
Premium Surface Textures: Mirror (8K), Hairline (HL), Satin, Etched, and Embossed finishes.
Customization: Custom Color Development (Pantone or Sample matching) is available for bulk and project orders.
Strict Quality Control System
To guarantee zero-defect delivery for wholesale and high-budget projects, every single coil undergoes our comprehensive multi-stage QC protocol:
Raw material verification: Chemical composition is analyzed and verified using a spectrometer before production begins.
Substrate roughness control: A strict surface inspection is carried out before entering the vacuum chamber to eliminate coating defects.
In-situ PVD monitoring: During deposition, chamber vacuum level, temperature, and gas flow are digitally monitored in real time.
Colorimetric verification: A spectrophotometer is used to test multiple points on the coil to strictly enforce Delta E (ΔE) color tolerance limits.
Adhesion and durability testing: A standardized cross-hatch test is used to verify bonding strength, along with regular salt spray testing to evaluate long-term corrosion resistance.
Industrial Applications
Our premium colored stainless steel coils are extensively utilized globally across diverse sectors:
Architectural & Interior Design
Luxury hotel lobbies, curtain wall cladding, ceiling systems, and interior metal wall panels.
Appliances & Industrial
Luxury kitchen equipment, home appliance fascia panels, and precision metal fabrications.
Vertical Transportation
Premium elevator cabin panels, doors, and escalator cladding.
Commercial Displays
High-end retail display systems, brand fixtures, and luxury metal furniture.
Packaging & Global Export Logistics
We understand the rigors of international ocean freight. Our packaging is specifically engineered to prevent moisture, rust, and physical deformation during long-distance transit:
Standard Seaworthy Packaging: Coils are securely wrapped with anti-moisture waterproof paper, covered with protective metal rings, and reinforced with heavy-duty steel strapping.
Flexible Loading Options: Available in Eye-to-Sky (vertical) or Eye-to-Wall (horizontal) packing on solid, fumigated wooden pallets.
Export Documentation: Complete support for global shipping documents, including Bill of Lading, Commercial Invoice, Packing List, Certificate of Origin (Form E/CO), and Mill Test Certificates (MTC).
FAQ
Q: Will the PVD color fade, peel, or rust over time?
A: No. Because PVD is an atomic-level deposition process rather than a surface paint, the colored layer is molecularly bonded to the steel substrate. It will not flake, chip, or fade under normal indoor or outdoor environmental conditions. For harsh coastal or polluted environments, we highly recommend selecting Grade 316 to prevent substrate corrosion.
Q: How does PVD coating compare to traditional powder coating or anodizing?
A: PVD coatings provide significantly higher hardness, superior scratch resistance, and a much thinner profile (which allows the underlying steel texture like Hairline or Mirror to remain sharply visible). Furthermore, PVD is a 100% eco-friendly, green process with zero toxic emissions.
Q: Can we obtain samples before placing a bulk order?
A: Yes, absolutely. We provide free surface and color swatches (e.g., Hairline Gold, Mirror Black) for quality inspection and color matching. Please contact our sales team to request your customized sample kit.
Q: What is your Minimum Order Quantity (MOQ)?
A: For standard stock sizes and popular colors (e.g., 304 Mirror Gold, Hairline Black), our MOQ is highly flexible, starting at just 1 coil (approx. 3–5 tons). For completely customized colors or specialized dimensions, the MOQ typically ranges from 10 to 15 tons depending on the production line setup.
Q: What is your typical production lead time?
A: For standard configurations, our production lead time is generally 15–25 days from deposit confirmation and technical drawing approval, depending on our current production schedule and order volume.
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