2013年9月4日星期三

CBN grinding wheel steel wheel efficiency than corundum nearly a hundred times higher

Cubic boron nitride (CBN) grinding the cubic boron nitride particles stick to the surface of only a thin layer of ordinary wheel, the abrasive toughness, hardness, durability corundum wheel is 100 times, the most suitable Abrasive grinding wheel machine Jiande high viscous, high temperature strength, low thermal conductivity and high speed steel grinding hard or super-high speed grinding. Its scope of application and artificial diamond plays a complementary role to each other.
Diamond grinding wheel in grinding carbide and non-metallic materials, has a unique effect, but in the grinding steel material,
Polycrystalline diamond grinding special steels, the effect is not significant. CBN grinding wheel steel wheel efficiency is higher than corundum class in recent times, five times higher than the diamond abrasive wheels, but less than the diamond grinding of brittle materials.
CBN and diamond grinding wheel selection is similar to the selection. However, the binding agent used, the majority of the resin binder, followed by electroplating, a metal binding agent. Vitrified CBN grinding wheel is mainly used for titanium alloys, high-speed steel, malleable iron and other difficult to machine ferrous metal grinding, resin bond CBN grinding wheel for grinding ferromagnetic material, is the ideal choice for machining steel.

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