... ISO9000 3.experienced in foreign trade 4.best service ceramic abrasive ball Specification materialpottery clay,quartz,feldspar etc.shapeellipsoid ... equipments to make them.We produce all kinds of ceramic media for fine polishing, porcelain polishing, light cutting, ... cylinder, angle cut cylinder, triangle, angle cut triangle, grain, cone etc. Besides, we can produce and supply polishing media of ...