... metallurgy power production of pellets,charcoal,coal duse,sludge New strong pressure ball machine is mainly used in producing coal-based eggs ... which need to press into ball need the ball press machine to complete typeRoller diameteroutputreducerpowerVoltage regulation mode JQ430 430MM3-6 T ... 670 MM10-15 T/HZQ65022KWMechanicalJQ800 800MM15-25 T/HZQ100045 KWhydraulic New strong pressure ball machine