Seller Alyssasun

about our pdc:    pdc cutters (polycrystalline diamond compact) are consisting of a polycrystalline  diamond layer sintered with tungsten carbide substrate under ultra-high pressure  and ultra-high temperature. they are produced with carefully chosen high-quality industrial  diamond and tungsten carbide materials as well as advanced synthesizing technology.   advantages of pdc: 1) with feature of high working efficiency, smooth surface 2) advanced technics and strict process control 3) long lifespan and stable performance 4) competitive price and superior quality 5) excellent service usage & application: 1)for oil drilling 2)for gas drilling 3)for mining bits 4)for coal drilling 5)for well drilling