An abrasive is fabricated to obtain sliding and grinding effects. In the abrasive, grinding particles are wrapped by a wrapping material. Various sizes and shapes of molds and micro components can be finely polished to obtain mirror-grade surfaces....http://www.google.fr/patents/US7814679?utm_source=gb-gplus-shareBrevet US7814679 - Method of fabricating abrasive having sliding and grinding effects
Method of fabricating abrasive having sliding and grinding effects