发明授权
US3888640A Coating for flexible abrasive bands 失效
涂层用于柔性磨料

Coating for flexible abrasive bands
摘要:
A binder for the grinding grains of grinding bodies comprising animal glues or synthetic resins and fillers, to which is added 1 to 50%, and preferably 10 to 30%, by weight of a chlorinated paraffin or other organic halogen compound, to improve the grinding efficiency.
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