Gearbox ZLYJ for Single Screw Plastic Extruder

ZLYJ series gearbox is a drive device with high-precision and hard tooth surface and thrust bearing designed to match with plastic/rubber single screw extruders, it is designed according to standard JB/T9095.1-1999. The main parts are made of high strength alloy steel. The gears are manufactured by way of carburizing & quenching hardening, and CNC gear grinding .Its precision is up to grade 6(GB 1095-88),with tooth surface hardness HRC54-62. Thrust bearing with over-specification is mounted on the front end of hollow output shaft to accommodate screw back pressure forces, the whole unit is small volume, high carry capacity, stable drive, low noise and high efficiency.