... ,L/C,Western union 4.port:Shanghai 1.material:quartz sand,silicon carbide,brown aluminium oxide,craft paper,color paper or latex paper2 ... uniform grain size and kneen,great sharping ability and everlasting abrasive resistance.6.application:automobile,furniture,electrical household appliance,mechanical accessory ... .the size and color can be customized. 230*280 waterproof silicon carbide abrasive paper