Rice husk is the outer shell of rice, which can be used to make soy sauce, wine and power. In daily production, rice husk is basically treated as agricultural waste to be discarded or combustion, which has low utilization rate.
Coal mill is a kind of ball mill, which is often used to crush and grind coal bricks into powder, so it is also called coal grinding mill. Coal mill is the main equipment in cement plant, which is used for drying and grinding of coal.
Wollastonite grinding mill that has the strong grinding effect mainly applies for the grinding operation of wollastonite.