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ratio, the sizing should be reasonable, the mold surface finish to be high, the coat to do well, while the observation of mold the emergence of light ring wear off with boron carbide, and then polished, you can extend the life. polycrystalline wire drawing die in the drawing of the service life. can not
use how many tons to calculate, to see how many days or months, and polycrystalline wire drawing mold several materials, drawing the life of the wire is not the same, the price is not the same, need to choose the model, so as not to cause waste. ---- carbide wire drawing die life depends on the repair...
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