500,000 tons/year phosphogypsum solid waste utilization project approved

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At the end of 2011, the Ministry of Industry and Information Technology gave a surprise to Hefei Sifang Phosphate Compound Fertilizer Co., Ltd.: The company's 500,000 tons/year comprehensive utilization project of phosphogypsum solid waste was approved for construction, and financial support of 9.93 million yuan was provided. This project not only brings new highlights to the production and operation of Sifang Phosphate Compound Fertilizer Company, but also will produce considerable economic and social benefits.

Hefei Sifang Phosphate Compound Fertilizer Co., Ltd. is part of the Zhongshui Anhui Red Quartet. In order to realize waste reduction, resource and harmless treatment, they have been exploring the comprehensive utilization of phosphogypsum. As early as in 2009, the company set up a special project team to start research on the comprehensive utilization of phosphogypsum, conducted in-depth research on the comprehensive utilization of phosphogypsum, technology, and the corresponding market conditions, and completed 500,000 tons/year of phosphogypsum. A feasibility study report on the comprehensive utilization of solid waste. They also completed the preparation and submission of declaration materials with the support and help of Zhongyanhongfangfang Corporation.

According to reports, after the implementation of the comprehensive utilization project of phosphogypsum, about 500,000 tons of phosphogypsum can be treated each year, not only digesting the waste discharged annually from the company's production equipment, but also reducing the existing industrial solid slag stock.

According to calculations, the project can directly save 120 acres of land each year; if the annual production of 300,000 tons of gypsum powder all produce gypsum block instead of clay bricks for building wall materials to calculate, you can directly indirectly soil 2.2 million cubic meters, Equivalent to saving 1,100 acres of land. In addition, the use of 200,000 tons of phosphogypsum cement retarder, can also save 240,000 tons of cement accessories.

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