2013年7月31日星期三

Cubic boron nitride (CBN) grinding wheel selection


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 for processing high hardness, viscosity Large, high-temperature strength, low thermal conductivity is

difficult to grind

Steel and high speed or ultra high speed grinding. Its scope of application and artificial polycrystalline 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, especially when grinding special steels, the effect is not

significant

Forward. CBN grinding wheel steel wheel efficiency is higher than corundum class in recent times, five times higher than the diamond grinding wheel, 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

Grinding of ferrous metals, resin bond CBN wheels for grinding ferromagnetic material, is the ideal choice for machining steel. CBN grinding wheel concentration is

generally between 100% ~ 150% between using more economical and

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