Painéis compostos de alumínio-plástico para a construção de fachadas, a espessura mínima dos painéis de alumínio superior e inferior não é inferior a 0,50 mm, ea espessura total não é inferior a 4 mm.
The aluminum material must meet the requirements of GB / T 3880. Generally, aluminum alloy sheets of 3000, 5000 series should be used. The coating should be coated with fluorocarbon resin.
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