... Superfine Powder Mill is a new product absorbed high-tech abroad. Power (325-3000mesh) is made ... ,materials and precision of grading system shows the high-tech. Under the same conditions, the production capacity ... Superfine Powder Mill:Low cost. Less energy consumption,high efficiency, 40-50% electricity is saved compared ... :Quality certification: 2013 Mineral Powder Grinding Mill, Ultrafine Grinder