... other fruit shell, branch, trunk, bark and other wood waste, a variety of corp straws, rubber, cement, ... in the biomass-energy fuels plant, power plant, wood processing plant, fertilizer plant, chemical plant etc. It ... feeding vertically. No arching of raw materials, easy for heating dissipation.2.Die fixed, rollers rotating, materials ... Φ4-30mm×××× Efficient Centrifugal Pellet Mill for sale