Abrasive is sharp, hard material, for grinding the surface of softer material. There are natural and artificial abrasives abrasives abrasives two categories. Classification according to the hardness and the general extravagant super abrasive abrasive two categories. A wide range of abrasive, from softer household detergents, precious hard abrasive material into the diamond. Each is a precision abrasive product manufacturing essential materials. Many natural abrasives.
2013年9月22日星期日
alloy wheel options
1) resin bond diamond grinding wheel bond strength is weak, so when grinding to good self-sharpening, multi-chip sawing logs features: clogging, high grinding efficiency, small grinding force, low grinding temperature, the disadvantage is resistant to poor grinding, abrasive wear non woven abrasive and tear, it is not suitable for heavy duty grinding.
2) vitrified diamond grinding wheel wear and binding capacity than the resin bond strong, sharp cutting, grinding, high efficiency, easy to heat and clogging, thermal expansion less easy to control precision surface grinding coarse shortcomings, costs than high.
3) metal-bonded diamond wheels combined with high strength, wear resistance, low wear, long life, grinding, low cost, can cut off disc withstand a greater load, but sharp poor, easy to plug.
4) abrasive particle size on the grinding wheel cutting the amount of blockage and have a certain influence, coarse sand and fine sand compared to the depth of cut large abrasive cutting edge wear increases, whereas wheel easy to plug.
5) Wheel hardness greater impact on congestion, high hardness, high thermal conductivity wheel is not conducive to surface cooling, but is conducive to improve the precision and durability.
6) Wheel selection is an important characteristic portable belt concentration, its grinding efficiency and processing costs have a significant impact, affect the efficiency of the concentration is too low, whereas abrasive easy to fall off, but the best combination of optimum concentration range.
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