... capacity CE Approved Warranty 5 years Biomass energy wood pellet millYou can use raw material such as wood logs ... ,cotton stalk and other crops with fiber to pruduce pellet .Usually when the size of the raw material is ... ,you can directly use the raw material to produce pellet ,if not ,at first ,need crush and dry ... the raw material .On the top of the pellet machine has one humidifier,on one side of it ...