... Brief Introduction: 1. KAF series pellets mill ,wood pellets making machine /pellet press can press biomass particles such as sawdust, straw ... extended 5-7 times. Working principle of pto-drve pellets making machine :The raw material is under dried condition, which is ... , cotton stalk, peanut shell, bamboo, empty fruit branch, pulverized coal, waste paper, cotton seed skins, weeds, crop stalks and other ...