... form a crystal shield on the surface of polished tiles. It enjoys powerful properties against dust, acid/alkali ... Slurry, Liquid)Crystal ShieldScope of ApplicationGranite, marble, ceramic tiles (excl. polished tiles), timberGranite, marble, sand stone (cautious for black stone ... Granite, marble, sand stone, microcrystal stone, ceramic tiles, polished tiles and glass etc.Film FormationForm a layer of ...