Leave Your Message
China Cold-Rolled Steel Coil Factory - Matt Finish Suppliers with Enhanced Paint Adhesion
Hot Products

China Cold-Rolled Steel Coil Factory - Matt Finish Suppliers with Enhanced Paint Adhesion

Our cold-rolled matte finish coils, produced in our state-of-the-art factory in China, are crafted using work rolls with advanced EDM-textured surfaces (Ra 1.8–2.5 µm) to achieve a consistent, non-directional grain finish. This matte topography, with gloss units ranging from 60–85 GU, significantly enhances paint adhesion by up to 40% compared to traditional bright finishes. Our JIS G3141 SPCC/SPCE grades undergo meticulous batch annealing at 710°C to ensure precise r-values (1.4–1.8), making them the perfect choice for deep-drawn components. As a leading supplier in the industry, we prioritize quality and reliability in every product.

    Applications

    Elevator interiors, server racks, and photovoltaic mounting systems requiring anti-reflective properties.
    Cold-Rolled Steel Coil (Matt Finish) (1)
    Cold-Rolled Steel Coil (Matt Finish) (3)
    Cold-Rolled Steel Coil (Matt Finish) (2)

    Key Advantages

    High Weldability Zinc-Iron Alloy Coated Coil

    Aesthetic Consistency

    Inline spectrometers monitor L*a*b* color space (ΔE ≤1.0)

    High Weldability Zinc-Iron Alloy Coated Coil

    Formability

    n-values of 0.18–0.22 enable complex geometries without fracturing.

    High Weldability Zinc-Iron Alloy Coated Coil

    Corrosion Resistance

    Optional chromate passivation (15–30 mg/m² Cr) available.

    Frequently Asked Questions

    What are the primary applications of Matt Finish Cold-Rolled Steel Coils?

    They are widely used in elevator interiors, server racks, and photovoltaic mounting systems that require anti-reflective surface properties.

    How is the color and aesthetic consistency of the steel coil maintained?

    Aesthetic consistency is ensured by using inline spectrometers that constantly monitor the L*a*b* color space, keeping color deviations within ΔE ≤1.0.

    Can this cold-rolled steel coil be formed into complex shapes?

    Yes, the material features n-values of 0.18–0.22, which provide excellent formability, allowing the processing of complex geometries without fracturing.

    Does the matt finish steel coil offer protection against corrosion?

    Yes, optional chromate passivation (15–30 mg/m² Cr) is available to enhance the corrosion resistance of the steel coil.

    Why is the anti-reflective property important for these applications?

    The anti-reflective surface reduces glare and light reflection, which is crucial for applications like elevator interiors and solar mounting structures.