Coal pulverizers may be classified by speed, as follows: Low Speed; Medium Speed; High Speed; Low Speed Ball and tube mills. A ball mill is a . MTM Series Medium Speed Trapezium Mill – Pulverizer .
It's also possible to classify coal pulverizers based upon their operational speed. Coal pulverizers are going to be low, medium, or high speed. Usually low speed pulverizers are attrition type pulverizers. Medium speed pulverizers are used for crushing. And high speed pulverizers are .