Among those famous China back grinding wheel manufacturers,Website:http://www.herohomecn.com, Yinglong Superhard Materials Manufactory is a professional such supplier, welcome to buy sic grinding wheel, sapphire grinding wheel, grinding wheel for led production with our factory. Back Grinding Wheel for Sapphire ThinningGeneral Information; In Front of the Original Semiconductor Processing, Grinding, Thinning and Polishing of the Wafer Substrate, a Wide Variety of Diamond Grinding Wheel would be Used for Back Grinding & Processing the Grinding Wheel. Based on Various Types of Wafer Materials, like Sapphire Substrate, SiC Substrate, GaAs Substrate, Silicon Substrate, Different Diamond Grinding Wheels would be Chosen, such as Diamond Vitrified Grinding Wheels, Metal Grinding Wheels, Resin Grinding Wheels. In the Process of Machining, "HeroHome" Diamond Grinding Wheels are with Long Life, Advantageous Grinding and Thinning Result, Great Extent to Meet the Industry Machining Accuracy and Surface Finish Requirements for Optical Industry and Solve the Weakness of Machining Scratches on the Wafer Surface.Regular Size of Grinding Wheels of Sapphire Grinding & Thinning; Item Size(MM) Abrasive Grain Size Bond Usage Back Grinding Wheel  for Thinning Sapphire D150*M12*T28*W15*X6 Diamond 240#/280# Or as the requirement of customer Resin  Metal  Vitrified  For thinning the Sapphire, Silicon, GaAs Substrate D202*H30*T20 with Groove D209*H158*T23.3 D250/252*H28*T46 D255*H92*T45 D265*H28*T43.6 D302*H110*T35 D358*H120*T68 The Grinding Wheels could be also be produced as customers' requirement. How to purchase Grinding Wheel from us?