2013年9月12日星期四

The introduction of the surface roughness of diamond grinding wheel

What is a diamond grinding wheel surface roughness it, the following is a specific description:
The machined parts diamond grinding wheel surface , there will always be some macro and micro geometry errors , part on the surface of microscopic diamond wheel geometry error is determined by masonry saw blades   the parts on the surface of a series of tiny diamond wheel spacing valley formed , these tiny undulating valley called the degree of surface roughness of diamond wheel parts .
Surface roughness is a measure of diamond wheel diamond grinding wheel surface machining precision parts is an important indicator of the surface roughness of diamond wheel parts will affect edge polishing pads  the level of two parts in contact with the surface of the diamond wheel friction , motion surface wear , the bonding surface sealing , with a surface of the working precision , the fatigue strength of the rotary member , the appearance of parts , etc., even on the part of diamond grinding wheel has an impact on the corrosion resistance of the surface . Diamond grinding wheel abrasive concentration on superhard materials grinding effect to a certain extent , the concentration is too high or too low can cause premature loss of tct saw blades  the abrasive , the diamond grinding wheel wear and tear costs, so the choice of abrasive concentration is also critical when step. Experimental results show that the coarse grinding , higher concentrations can be selected to increase the effective abrasive grains per unit area number , improve processing efficiency and diamond grinding wheel during low concentrations should be selected . Under normal circumstances, when the abrasive concentration can be selected coarse 100-150 % , when the concentration of abrasive grinding can use 75-100 percent.

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