... Paper, Cloth, PolyesterThe main abrasive coatings: Aluminum Oxide, Silicon Carbide, Zirconia, GarnetJoint: Lap joint/butt joint /S Application:Sanding ... Paper, Cloth, PolyesterThe main abrasive coatings: Aluminum Oxide, Silicon Carbide, Zirconia, GarnetIt consists of emery fillet of which two ... fastest way to grinding and polish without too much heating the working surface is surely to use belt ...