Sz Series Twin Screw Gearbox for Extruder Machine

SZ series twin screw gearbox for extruder machine

Reduction conical twin screw gearbox for extruder:
This series of products use JB/T9050.1-1999 standard production of hard-toothed surface transmission device, which has two parts of the reduction and distribution box. It's special products of reduction conical twin screw gearbox for extruder.
Product features:
1. Reducer gear for high intensity alloying carburizing steels, by carburizing quench grinding gears, 6th levels of precision. High intensity of gear transmission, low noise.
2. Distribution box small helical gear cone Angle, using qualitative, 38GrMoAl by nc gear hobbing teeth after nitriding process, high precision, high hardness.
3. Adopt ductile iron box and high strength thrust self-aligning roller bearings design, reliable performance, can withstand the big axial thrust.
4. Reducer and distribution box are equipped with cooling device, safety of operation.
5. All cutting shape smoothly artistic.
Except existing specification, still can design and manufacture according to customers' requirements of other specifications of products.


1. High torque transmitting capacity.

2. High thrust load absorbing capacity.

3. Close grain cast iron housing.

4. Ample capacity precision bearing.

5. Case hardened and profile ground gears & pinions.
6. Long life torque transmitting elements.

7. Integrated cooling water coil