Classification of aluminum

Classification of aluminum

Consumers should pay attention to the following points when purchasing and using aluminum alloy building profile products.

1. check the factory certificate of aluminum profile products, pay attention to the factory date, specifications, technical conditions, enterprise name and production license number.
2. carefully look at the surface condition of the aluminum profile products, the products should have bright colors, good luster, and the surface should not have obvious scratches, bubbles and other defects.
3. be sure to pay attention to the wall thickness of aluminum products, doors, windows material product thickness should not be less than 1.2mm.
4.  pay attention to the thickness of the surface coating of aluminum profile products, the film thickness of anodic oxidation products should not be less than 10μm, the film thickness of electrophoretic coating products should not be less than 17μm, the coating thickness of powder spraying should not exceed the range of 40-120μm, and the fluorocarbon paint spraying products should be above the second coating and not less than 30μm.
5. For users in coastal areas, it is better to choose electrophoretic painted aluminum profiles, powder sprayed aluminum profiles or fluorocarbon sprayed profile products with better corrosion resistance.