Main Factors on the Quality of Tungsten Contacts (3)

3. Inappropriate process design can bring about a bad effect on the quality of tungsten contacts

There is no classification on the process of pure tungsten blanks (coarse grain, fine grain and other crystalline), but only adopt different processing temperatures.
In the swaging process, the heating temperature is fluctuant and feeding speed is uneven. And increasing appropriate holding time failed in the tungsten blanks rounded process.
Alkaline wash of tungsten rod surface is not appropriate.


 

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