Used to shallow color plastics and rubber product of fill and compensation, used for a porcelain and ceramics, the fire-proof material of the enamel ware high class of manufacturing. Return can make to dub out and glue accelerant of match the , the chlorine D rubber and fluorine rubber and activate, with the chlorination magnesium aqua mixture empress can make a chlorine magnesium cement; Return can used for glass, dyestuff, Fen Quan plastics... etc..