... extrusion machine gearbox, hard tooth gearbox, gearbox for plastic extruder, gearbox for plastic extrusion machine, plastic extruder machine, plastic extrusion ... the front end of the hollow output shaft to carry back backblow of screw. Domesic quality products are selected for the ... Rotate speed of decelerator high-speed shaft1500r/minAmbient temperature for service is 0-35. If the temperature is ...