... used to briquette anhydrous materials, Such as coal power, mgo power, copper power, chrome ore power, Lead Zinc Ore, bauxite refractory, nonferrous metal ... power, refractory matter, ceramic filter sand .etc It is widely used in the field of metallurgy, chemical, refractories etc, for reducing ... material, the binder used and the desired final product 2012 ball press machine for drying powered