... and disc granules making machine, dryer and cooler, screener, mixer , pellet packing machine and all conveyors e. c. t. for fertilizer ... do trail experiment. it can press 2-8mm diameter biomass pellet, animal feed and fertilizer pellets , raw biomass materials can be ... too, which can produce higher pressure than ring die pellet machine .ring die pellet machine die is restricted by its diameter, its ...