MZLH 42 used wood pellet production line: 1,for biomass fuel 2,ring die ... pellet mill 3,gear drive motor 4,6mm,8mm,10mm,etc used wood pellet production line ... is driven by variable frequency motor, convenient for adjusting feeding quantity, and insure feed even. ... and spiral allocation ,make the conditioner better suit for the sawdust conveying. Fix sprayer on the conditioner ...