Kupper Corporation Limited ,located in Shandong China, focused on global markets for foundry chemical and grinding media fields, is one leading manufacturer and top exporter of cerabead,ceramsite and alumina ballToday, Kupper is one of the premier suppliers of spherical foundry sand and alumina balls.Our network of sales agents covers much of the global clients from electric power, chemical industry, metallurgy, environmental protection, pharmaceuticals, oil refining, light industry etc.
