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How to identify the quality of die-casting materials for auto parts

Jan 10,2022

 


Auto parts die-casting products can be seen everywhere in life, such as doors and windows, various accessories, mainly because of its excellent anti-corrosion performance and anti-rust performance advantages. Today I will also introduce you to its quality. confirm. The color of aluminum alloy profile: the color of the same aluminum alloy profile should be the same. If its color difference is obvious, it is recommended not to buy it. The flatness of this type of material is also very important. Check the surface of the aluminum alloy profile, there should be no dents or protrusions. When purchasing aluminum alloy profiles, avoid obvious defects such as bubbles and ash on the surface and profile surfaces, such as cracks, burrs, spalling, etc. Obvious problems on the surface can also indicate the quality of the product. Its production process is problematic. In addition, when you buy it, you can scratch the surface to see if there is any oxide film and whether it can be wiped off.


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