... process of wide variety of minerals such as Iron ores, Gold, Copper, Copper Sulfide, Nickel, Zinc, Lead, Molybdenum, Phosphorus, Sulfur, ... required. VCF has short downtime and improves productivity and operation rate. Because no needs of any filter cloth, the VCF ... pore, fine particles are block so as to increase metal recovery rate and help improve quality and transparency of filtrate (normally 21mg ...