Monocrystal diamond or grindstone and the same grinding manner null for diamond sintering body grinding

摘要

PROBLEM TO BE SOLVED: To obtain a low cost whetstone which is used for polishing a single crystal diamond or diamond sintered product, can polish the single crystal diamond or diamond sintered product at a low temperature without generating cracks or breakage or deteriorating the quality, can maintain the stable performance of the whetstone, can be used for flat polishing devices, lap polishing devices and other conventional devices, can simply be used, and gives stable polished products, and to provide a method for polishing the single crystal diamond or diamond sintered product. ;SOLUTION: This whetstone for polishing the single crystal diamond or diamond sintered product, is characterized by containing as a main component an intermetallic compound of Ti with one or more elements selected from the group consisting of Al, Cr, Mn, Fe, Co, Ni and Cu, and the method for polishing the single crystal diamond or diamond sintered product, is characterized by polishing the single crystal diamond or diamond sintered product at room temperature or, if necessary, while heating the polishing portion at 100 to 800°C.;COPYRIGHT: (C)2001,JPO