Compared to normal size resin bond grinding wheels, big size Resin bond grinding disc have a higher grinding efficiency, because many grinding wheels can be matched together and work simultaneously. Resin Bond Diamond/CBN Grinding Wheels have a special function of the surface is more smooth, so it’s usually used for polishing grinding. Besides, it have the features of heat less, not easy to destroy the workpieces. Mainly used in most workpieces’ coarse, semi precision and precision grinding.