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Overview of wet phosphoric acid equipment (company name omitted) A. Jiangxi 120,000 tons P2O5/year 112 square meter rotary filter (France) phosphogypsum is used as 200,000 tons/year cement retarder, and the rest is stacked B. Hubei 90,000 tons P2O5/year 70 square meter belt filter (USA) Phosphogypsum slag yard stacking C. Guangxi 120,000 tons P2O5/year 70 square meter belt filter (France) Stacking of phosphogypsum slag yard D. Qinhuangdao 80,000 tons P2O5/year 65 square meter turntable filter (France) Phosphogypsum is partly used as gypsum board and partly stacked E. Guizhou 200,000 tons P2O5/year 225 square meter turntable filter (USA) 1 million tons of phosphogypsum used as building blocks F. Anhui Tongling 60,000 tons P2O5/year 73 square meter turntable filter (Italy) Refined phosphogypsum G. Hubei 200,000 tons P2O5/year, two 70 square meter belt filters (USA) Slag yard storage H. Yunnan 80,000 tons P2O5/year 70 square meter belt filter (UK) Slag yard storage I. Sichuan, 30,000 tons P2O5/year, extraction tank (outside φ6000X2800, inside φ1900X2800) Disc filter (PF-42) The water content of phosphogypsum is about 20%, go to the storage yard. J. Shaanxi 160,000 tons P2O5/year 70 square meter belt filter phosphogypsum is used as 200,000 tons/year cement retarder, and the rest is stacked K Anhui 45,600 tons P2O5/year flip disk filter (domestic). Most of the phosphogypsum is piled and some is sold to cement plants. L. Two sets of 300,000-ton phosphoric acid flip-disk filters (domestic) in Guizhou. Most of the phosphogypsum is stacked and part of it is sold to cement plants. M. Hebei 10,000 tons P2O5/a Hangzhou turntable filter (PF-16). Part of the phosphogypsum is stacked, part is sold to cement plants, and part is used as phosphate fertilizer filler. N. Hubei 300,000 tons/year has 80 square meters of turntable and 160 square meters of turntable. After filtering, the water content of the gypsum is about 25%. Some of it is used to make gypsum balls, and preparations are underway to make acid from phosphogypsum. O. Shandong 30,000 tons of P2O5/year, extraction tank φ4600 * 8200 Disc Filter (PF-42) The water content of phosphogypsum is about 25%. It is currently in storage and there is an intention to use phosphogypsum to make acid. P. Guizhou, two phases, after technical reform, the first phase is 35, the second phase is 45, a total of 80 ; Flip-disk filter, two-water wet slag discharge, solid content 25%-35%, phosphogypsum is mainly used in building materials and soil improvement materials. Q. Guizhou 100,000 tons of P2O5/year, extraction tank (inside φ8600X4200), two sets of disc filters (PF-42) and disc filters (PF-55) ; Phosphogypsum contains about 20% water and goes to the stockyard. R.. Sichuan 200,000 tons/year (phosphorus pentoxide) The moisture content of the phosphogypsum filtered by the turntable filter is about 23%. The current intention is to make cement retarder, gypsum building materials and gypsum acid production. The 100-meter 600,000-ton phosphoric acid turntable filter in the south of the Yangtze River has a gypsum moisture content of less than 2%. Most of it is stacked and a small amount is sold. To make bricks T. Selection of 550,000 tons of phosphoric acid filtration equipment in Yunnan. The moisture content of the phosphogypsum filtered by the rotary filter, and the destination of the phosphogypsum (the use or treatment method is currently basically stacking. Now it is being used to make phosphogypsum to make acid and phosphogypsum to make building materials.
Actually it’s not quite right, a lot of data is inaccurate