[China Aluminum Industry Network] 1. Check the product factory certification, pay attention to the date of manufacture, specifications, technical conditions, business name and production license number.
2, must pay attention to the wall thickness of aluminum alloy products, door, window material thickness should not be less than 1.2mm.
3, carefully look at the surface of the product, the product should be bright colors, good gloss, the surface can not have obvious scratches scratches, bubbles and Other defects.
4. Pay attention to the thickness of the product surface coating, the film thickness of the anodized aluminum profile product shall not be less than 10μm, the film thickness of the electrophoretically painted aluminum profile product shall not be less than 17μm, and the thickness of the powder coating shall not exceed 40-120μm. Fluorocarbon paint spraying products should be more than two, not less than 30μm.
5. During routine maintenance, other hard objects such as brushes should not be used as cleaning tools. Soft cotton yarn and cotton cloth should be selected.
6, can use water, detergent and soap, but can not use other organic substances.
7, users in coastal areas, better choice of good corrosion resistance electrophoretic paint aluminum, powder spray aluminum or fluorocarbon spraying aluminum products.
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