Adysun wet aluminum oxide abrasive paper sheet High quality, good softness, water-resistance, acid-resistance High quality, good softness, water-resistance, acid-resistance. For polishing of ship, car, machine putty and finishing of precision instrument. Backing: C-wt paper Abrasives: Aluminum oxide Coated structure: open coated max width: 230* 280 mm Waterproofness: good Shape: roll, sheet Grit range: 60-2000 We offer OEM service, welcome inquiry