... self-sharpening, sharp cutting, high efficiency, high resilience and best polishing, low roughness of work piece surface, less ... ceramic materials, optics materials, silicon materials, magnetic materials and so on.Resin bond CBN grinding wheels: Mainly used ... provide the following data:Type, Sizes (Diameter, Thickness, Hole, Width and depth of abrasive layer, angle etc.), Bond, Grit, Concentration, ...