Color coated aluminum coils for roofing sheets - Haomei. Jul 09, 2021 roofing aluminium Color coated aluminum coils for roofing sheets are of alloys 1050, 1060, 1100, 3003, 3004 and 3105. Although there are 6 candidate alloys, only 3003 and 3004 are the most popular. 1050, 1060 and 1100 are weaker in
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