Main Factors on Quality of Tungsten Points (3)

3. Inappropriate process design can influence the quality of tungsten points

In the process of pure tungsten blanks, crystals are not classified into fine crystals, coarse crystals and other crystalline, only processing temperatures changed.

In the swaging process, the heating temperature is not stable and feeding speed is not even. And in the tungsten blanks rounded process, the holding time is not appropriate.
The surface of tungsten rod is inappropriately alkaline washing.


 

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