2015年9月2日星期三

Commonly used abrasive cutting wheels

Commonly used abrasive cutting wheels brown-cut jade (A), corundum (wA), corundum (BA), silicon carbide (c), abrasive factory the most commonly used is corundum, because corundum has high hardness, toughness, grain Fengrui, applicability and the price is lower than other abrasive discs characteristics. Corundum for a variety of carbon and alloy steel processing in general; corundum than corundum hardness, brittleness, grinding heat is small, because of its high price, hours of thermal deformation of the workpiece with the requirements, but also used as an abrasive mix in special materials processing; black corundum low hardness, cutting force is poor, but the prices are cheap; black silicon carbide high hardness and brittleness good, sharp cutting edge, good self-sharpening performance, good thermal conductivity, in processing non-ferrous metals, plastics, rubber, and cast iron and other aspects have the advantage.

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