... MADE OF SYNTHETIC RESIN AS THE ADHESIVE, ALUMINIUM OOXIDE OR SILICON CARBIDE AS THE ABRASIVE, COATED ON PAPER BACKING. IT IS SUITABLE ... TO THE ABRASIVE, DIVIDED INTO: ALUMINIUM OXIDE WATERPROOF ABRASIVE, PAPER, SILICON CARBIDE WATERPROOF ABRASIVE PAPER, QUART, SAND ABRASIVE PAPER; ACCORDING TO THE ...