Resin Bond Diamond Grinding Wheel 200*20*40*4 for Polishing gemstones

We are offering resin bond diamond grinding wheel. The products are mainly adopted for precision polishing of double end-surface of synthetic precious stone materials like synthetic crystal, zircon, spinel,diamond thick film and sapphire single crystal; workpiece materials include lead glass, cubic zirconia, diamond film and aluminum oxide single-crystal. Processing precision: parallelism and flatness can both reach 0.0015mm.