How does the hardware heat sink distinguish the quality of the material?

How to distinguish the quality of the hardware heat sink? I believe that most of this question will be unclear. In order to buy a good heat sink, I will share with you the following 3 points: How to judge the quality when buying aluminum heat sink 1. Touch by hand It is judged whether it is smooth or not, the purpose is to check the welding quality of the radiator. Weighing the weight of the radiator is the easiest way to judge whether the thickness of the radiator plate meets the standard and whether the manufacturer is cutting corners. 2. When we buy, we usually pay attention to the label of the product. A good radiator factory will clearly indicate the weight of the radiator, the amount of heat dissipation, the pressure it can bear, and the area that can be heated. 3. Check the production date of the radiator. If the time is too long, the internal parts may be damaged. How to distinguish the quality of the material of the hardware heat sink? Through the above methods to distinguish whether the material of the heat sink is good, so that we can buy a good heat sink. Metal stamping manufacturer specializes in heat sink processing manufacturers, providing heat sink prices, notebook heat sinks, aluminum alloy heat sink processing services.