Reverse Flotation of low grade ore phosphorus technology: a low-grade phosphate rock using anionic collector floating anti magnesium, cationic collector anti silicon floating double reverse flotation process under the condition without heating, to obtain a phosphorus The ore dressing index of concentrate P2O5 grade 32.13%, recovery rate 80.74%, MgO content 0.93%, realizes the effective separation of colloidal phosphate and gangue minerals. Low-grade colloidal phosphate reverse flotation technology. Â Electric Floor Scrubber,Tile Floor Scrubber,Tile Floor Cleaning Machine,Automatic Floor Cleaning Machine Nantong Weizhuo Environmental Protection Equipment Co.,Ltd , https://www.cwznts.com