... heat-resisting, wear-resistant, flexibility, inpact resisitance, excellent non-sticky, Our drum factory was established in 1979,with an area of ... spraying, heat-resisting, wear-resistant, flexibility, impact resisitance, excellent non-sticky, anti-dump, anti-salt, anti-mold, which is called ... non-brokern and porcelain expansion, and also have a good ...