... , alloy metal, glass, ceramic, stone, wood, Serious corrosion, oxidation, skin, or dirty sand-blasting, surface roughness 50-75 ... ,60-95 micron80mesh120meshAluminum, stainless steel, alloy metal, glass, ceramic, stone, wood ... .150meshThe restoration of ancient buildings, metal, glass and ceramic fine polishing, grinding Do fine sandblasting, mainly used ...