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Aluminum Alloy 3003 Aluminum Strip for Car Radiator Fins, Thickness 0.15–0.3mm, Customizable Width, Bright Annealed Condition

Prepainted Aluminium Coil
November 05, 2025
Category Connection: Prepainted Aluminium Coil
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Tags:
#patterned aluminium sheet #prepainted aluminum coil #colored aluminum sheet metal
Brief: Discover the Aluminum Alloy 3003 Aluminum Strip, perfect for car radiator fins with a thickness of 0.15–0.3mm and customizable width. This bright annealed strip offers superior strength, zero burr, and perfect brazing fillets, making it ideal for high-performance radiators.
Related Product Features:
  • 3003 alloy is 30% stronger than 1050 and 25% cheaper than 8079, ensuring cost-effective durability.
  • Bright annealed condition with Ra < 0.08 μm for flawless brazing and zero oil residue.
  • Thermal conductivity of 300 W/m*K, certified by laser flash, for efficient cooling.
  • Customizable width from 12-1,200 mm in 0.05 mm steps to fit any fin machine.
  • Mirror-bright standard surface with options for hydrophilic, epoxy, or flux coatings.
  • IATF 16949 certified with PPAP Level-3 available in 48 hours for quality assurance.
  • Environmentally friendly with 100% recyclability and 60% recycled content, earning LEED 6 points.
  • Operates in extreme temperatures from -40°C to 280°C, suitable for diverse climates.
Faqs:
  • What makes the Aluminum Alloy 3003 strip better for car radiator fins?
    The 3003 alloy offers 30% more strength than 1050 and is 25% cheaper than 8079, with zero burr after slitting and perfect brazing fillets due to its bright annealed condition.
  • Can the width of the aluminum strip be customized?
    Yes, the width can be customized from 12-1,200 mm in precise 0.05 mm steps to fit any fin machine, with 100 mm being the standard for most applications.
  • What are the environmental benefits of using this aluminum strip?
    The strip is 100% recyclable and contains 60% recycled material, contributing to LEED 6 points and reducing CO2 emissions by 1.9 tons per 1,000 cars.
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