... and forest waste to be powder. The Wood Hammer Millsare for grinding the Bio-mass like straw, ... maize, wheat, beans of all grain.This model hammer mill has simple construction, convenient operation, high efficiency ... power consumption. Main technical datas:Model:CF420 Wood Hammer MillCapacity:400-500kg/hPower:11kwSize:1090×820×1100mmModel ... : 1. 5, 3, 4, 6, 7, 8, 9mm. Max input size of wood block: 5-7cm