... the polished tiles from cement, sand, rubber, tea water, especially from rubber.2)Good permeable to air: Because the ... and drying the surface of tiles, flowing out the anti-fouling agent from the pipe of machine, coating and spreading evenly, scouring off the ... The rubber spot can be cleared by impregnant or some other washing agent easily.7.Package150 KG/ iron barrel super efficient anti-stain agent ...