... -50mm Or as biofuel,fertilizer First ,thanks for you are interested in our pellet machine . ... of the machine: It is used to produce pellet feed for pig, cattle, sheep, rabbit, chicken, duck, ... fertilizer granuleThe different models parameter : Model CapacityAnimal feed/fertilizer kg/hCapacityWood dust kg/hPower kwRollerN./G. ... ,low cost ,convenient use.2.for animal feed :(diameter 2.5 -6mm,or bigger)