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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