... 9.3, excellent grinding rollers and rings, ultra-fine output powder. Product Description:THis mill is a new type grinding equipment which is ... product.It is the ideal substitute of the traditional Raymond mill, and is widely used in construction, mining, building, chemical, metallurgy ... -3.42218.55300*4100*5200QBM78153260*150150.28-318.515 New Ultra-fine Powder Mill