mb beater wheel coal mill is widely used for large lignite boiler in super-critical generating unit over 200mw.according to the structural characteristic, the beater wheel coal mill can be divided into n beater wheel coal mill, s beater wheel coal mill and mb beater wheel coal mill; now mb beater wheel mill have entirely replace n and s beater wheel coal mill.nhi’s mb beater wheel coal mill has gone through the technology absorption and structural optimized design to make the product have the advantage of strong lifting head pressure, adjustable ventilation rate at outlet, longer service life of wearing parts, stabilization of service output; more wide applicability for various coal quality, even for the lignite with high moisture, high volatile matter and low abradability. the mb beater wheel coal mills manufactured by nhi have successfully joined in international market.