grinding equipment biomass Biomass Rotochopper For more than 25 years Rotochopper grinding equipment has been the Perfect In One Pass Biomass Equipment B 66L Grinder UP TO 1050 HP 66 x 38 Throat Opening B 66 Grinder UP TO 1050 HP 66 x 36 Throat Opening B 66 E Coal Pulverizer Biomass Grinding