ZY Series Micro Powder mill Product introduction ZY series micro-powder absorbs modern grinding technology, based on the development trend and demand of the domestic mill market, and is a new equipment for ultra-fine powder processing users. It is widely used in processing materials such as limestone, calcite, calcium carbonate, dolomite, barite, talc, gypsum, wollastonite, carbon black, activated carbon, kaolin etc, which are mohs hardness below 7 and the moisture.