Barrel Heater

anti wearing and corrosion screw complete Multi-stage injection control 10. speedsfilling pressures for each speed stage Multi-stage pressure control 10. pressureholding speed for each pressure stage Multi-stage screw recovery control. Three speeds three back pressures Nozzle end barrel R temperature group control device cold screw starting prevention Barrel-heater cover automatic purge (four modes) non-back pressure function in manual modes Hopper based temperature controls Purge guard with interlock Injection units drop prevention device (Electrical-mechanical)