2013年7月31日星期三

The sintered diamond wheel


Sintered synthetic diamond wheel
Sintered metal-bonded grinding wheels mostly bronze and other metals as a binder, with the manufacture of high-temperature sintering method, which combines high

strength, good formability, high temperature, thermal conductivity, good wear resistance, long life, can withstand greater loads. Due to the sintering process

inevitably exist Wheel

The shrinkage and deformation, so use a facelift before the grinding wheel , but wheel dressing difficult. Current production methods commonly used plastic roller wheel

right when dressing not only time consuming, but the process of finishing off the diamond particles are more wheel dressing itself consumes large,

Shaping lower accuracy.
In recent years, scholars from various countries have launched a special processing method applied metal bond diamond wheel dresser research work, mainly electrolytic

dressing, spark trimming method composite dressing method. Electrolytic dressing method is fast, but shaping accuracy is not high; spark the whole dressing France

Shape, high precision, can be either plastic dressing, but the plastic slowly; composite dressing method has spark composite electrolytic dressing, mechanical chemical

compound trimming method, dressing better, but the system is more complex, so sintered diamond Dresser problem is still not too

To a good solution.

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