Changzhou Dingang Metal Material Co.,Ltd.
                                                                                                           
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Color Coated Aluminum Coil For Gutter 0.027" 0.032" Thickness Polyester Painted

Price Negotiable
Price: Negotiable
MOQ: 2 Tons
Delivery Time: 15 Days
Brand: Dingang
Product Description

Product Description


Our prepainted aluminum coils are specifically formulated for the Seamless Gutter Industry. By utilizing 3000 series aluminum-manganese alloys, the material provides the necessary tensile strength for structural integrity while maintaining the elongation properties required for complex roll-forming.
 

Technical Specifications

Alloy & Temper
3105-H24 / 3003-H14

Primary Thickness
0.027" (0.69mm) / 0.032" (0.81mm)

Width Options
11.75", 11.875", 15" (Custom widths available)
 
Coating System
Top-grade Polyester (PE) Coating
 
Coating Thickness
Top: 20-25μm; Back: 5-7μm (Wash coat)
 
Surface Finish
Smooth or Embossed (Stucco)
 
Gloss Level
Available in High Gloss, Low Gloss, and Matte
 
 

 Mechanical & Coating Performance

 

T-Bend Flexibility: with zero cracking or pick-off. This ensures the paint remains intact even at the sharpest bends of a K-style gutter.
Adhesion (Cross-hatch): Grade 0 (no removal of coating).
Solvent Resistance: MEK wiping times without surface damage.
UV Resistance: Formulated with high-performance pigments to resist chalking and color fading under prolonged sun exposure.
 


Industry-Specific Advantages


Consistent Gauge Control: Strict tolerance management ensures the coil feeds smoothly through portable gutter machines without jamming.
Corrosion Resistance: The aluminum substrate is chemically pre-treated (chromated) to provide a secondary layer of protection against moisture and salt air.
Color Uniformity: Advanced roller-coating technology guarantees within the same batch, ensuring a perfect match between gutters, downspouts, and accessories.
Scuff Resistance: The cured polyester surface is hard enough to resist scratching during the roll-forming process and installation.
 


Packaging & Loading


Coil I.D.: 16" (405mm) or 20" (508mm).
Coil Weight: Small coils (approx. 300lb - 500lb) for easy handling or Large coils (up to 5,000lb).
Protection: Waterproof paper wrapping, desiccants, and reinforced wooden pallets (Eye-to-Sky or Eye-to-Wall).
Loading: Optimized for 20GP containers to maximize weight capacity.
 


Common Color Palette


Whites: High Gloss White, Low Gloss White (Royal White).
Earth Tones: Royal Brown, Musket Brown, Clay, Wicker, Beaver Brown.
Accents: Black, Anthracite Grey, Tuxedo Grey, Terracotta.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Changzhou Dingang Metal Material Co.,Ltd.
Location Room 1203,Building 2,Zhixin Business Plaza,No.25 North Street,Zhonglou District,Changzhou,Jiangsu,China
Contact Person Robert

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