ZM Coils
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Product Information
Key Features
•Alloy-Coated Surface– Zinc-iron diffusion layer for perfect paint bonding
•Consistent Matte Finish– Spangle-free surface ready for coating
•Precision Thickness– ±0.03mm tolerance for uniform performance
Product Specifications
ParameterDetails
Material
Galvannealed Steel (GA)
Thickness
0.4mm - 2.3mm
Sheet Size
1000x2000mm, 1250x2500mm (Custom available)
Coating Weight
45g/m², 60g/m², 90g/m²
Surface Treatment
Chromate-free passivation available
Performance Benefits
40% Better Paint Adhesionvs. regular galvanized sheets
Reduced Powdering– Coating stays intact during stamping
Excellent Weldability– Consistent nugget formation
Top Applications
Automotive exterior panels
Premium appliance doors
Electronic cabinet components
Store fixture manufacturing
Why Customers Prefer GA Sheets
•Eliminates Pretreatment– Saves 2-3 process steps
•Superior Finish Quality– Perfect for Class A surfaces
•Batch Consistency– Critical for automated production
Quality Assurance
Continuous annealing line production
Coating weight spectrophotometer verified
EDX analysis available
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