Grinding wheel should be preferred to choose vitrified diamond grinding wheel,intensity of vitrified diamond grinding wheel is moderate, self-excitation and internal porosity is more, is good for chip removal and cooling, in the process of grinding, prone to micro crack update self-sharpening abrasive, and to improve the accuracy and efficiency of machining surface, but should pay attention to the choice of particle size, coarse grinding wheel can lead to larger collapse on the lack of, as the particle size, The cutting edge quality tends to get better.
This is the case of our customer want to grind MCD cutting tools, he purchase Moresuperhard W20 and W10 grit vitrified diamond grinding wheel. First steep using 800#, second steep using 1500#,finally using 10000# for finishing. The customer wants the final chipping control to be 0.002 ,and have a feedback that Moresuperhard W20 vitrified diamond grinding wheel is the best W20 he has used. Moresuperhard W10 vitrified diamond grinding wheel chipping can reach 0.01-0.013(200 times), can meet the requirements of semi-fine grinding, grinding force is also very good.
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