common problem
How to distinguish the quality of wire drawing die steel?
The following are commonly used methods to distinguish the quality of wire drawing die steel:
1.Fake and inferior steel is easy to fold;
2.The surface of fake and inferior steel often appears pitted;
3.The surface of fake and inferior steel is prone to cracks;
4.Fake and inferior steel is easy to scratch;
5.Fake and shoddy steel has no metallic luster;
6.The surface of counterfeit and inferior steel is prone to scarring,the reason is:the material of counterfeit and inferior steel is uneven and there are many impurities.
