... Hongxiang superhard material CO.,LTD, was founded in 1990, with 20 years experience. We have professional technology and research and development team. ... the same processing way of diamond micro powder, particles with regular perfect shapes, accurate size arrange and high abrasive ... like resin bond, vitrified and electroplate bond tools, Compared with RVD1, the wear resistance is 1/2 more higher 1 ...