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[Ferro-alloys.com]Manganese slag is the largest and most dangerous pollution source in electrolytic manganese metal (EMM) industry. Its composition is complex. The water content is high and the particle size is small. After precipitation, manganese slag will harden and it is quite difficult to disperse.

According to the investigation of www.ferro-alloys.com, Ningxia Tianyuan Manganese Industry Co.,LTD  (Tianyuan Manganese) invested RMB 1.507 billion (USD0.243 billion) to build two production lines of cement clinker and matched power generation project with waste heat. Manganese slag was used to produce cement and utilization rate exceeded 50%.

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• [Editor:Mike.zhang]