1.pass CE,TUV,ISO9001 2.one of the biggest producers of Fiberglass Discs For Grinding Wheel Reinforcement in China Ref.Fiberglass disc, ... mesh disc, fiberglass net disc, abrasive fiberglass disc, abrasive disc,grinding disc, ,It's cut by puncher from reinforcing netlike fiberglass ... net. The net is widely used as the basal material of grinding wheel which adopts resin as adhesive agent. The made ...