1.PCD insert for oil drilling bits 2. Wear ratio to 100 000 3. Applied on drill bits in oil ... etc.) that can be inserted into cutting tools, drilling bits, reamers, wire drawing dies, and other wear-resistant ... thermally stable up to 1,200°C for its insert binder (mainly Si). Its SiC has a ... , etc. It can be applied on the drill bits for oilfields. Available Shapes:Triangle, cube, cylinder, special ...