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Mobile WebSiteThere are many types of cold-pressed terminals on the market, and there are many different types of cold-filled terminals. How do we judge the quality of the terminals we choose?
1, can be judged from the price, his price is lower than the market price, then needless to say.
2, look at the copper material at the end of the cold press, although it can not be seen clearly at the time of purchase, but it is crucial for the socket. The easiest way to judge is to use a plug to try out whether the insertion force is moderate, and then rub it with your hand, whether the socket is really a bit heavy. You can try it with a magnet, is it a ferroalloy or iron-steel plated copper?
3, to see their cold-pressed end insulation materials:
Insulation is very important for the safety of switch sockets, but it is difficult for ordinary consumers to judge. It is best to do a combustion test on the core components when purchasing. If there is no condition, the appearance is poor. It is very light in the hand, there is no feeling of pressure, it is easy to have scratches. Good materials generally have a relatively hard texture and are difficult to scratch. The structure is tight after molding and the weight is heavy. Good resin material, flame retardant, arc resistant, heat resistant and hard.
4. When you do not have the above experience, you can choose the brand or the cold-pressed end products of the brand enterpris
