Specifications 

S series helical-worm gear reducer 
compact structure, long lifetime, 
large output torque, low noise

 
Descriptions:
1. Combination of helical-worm gears, small in size, light weight, compact structure, large reduction ratio and strong bearing capacity;
2.  Bump gearbox body surface has a cooling effect, low temperature rise and low noise;
3.  Good sealing performance and strong working environment adaptability;
4.  High drive accuracy, particularly adapted to the frequent starts occasions;
5. Input types:  motor directly connected, the motor belt join or input shaft coupling flange input.
 Specifications 
This gear speed reducer is a new transmission machine designed & manufactured by worm- helical gear transmission principle.
1. High mechanical efficiency: 94%-98% (depends on the transmission steps);
2. Input form: flange input, direct motor input, shaft input;
3. Materials of gear speed reducer body: HT250 high-strength cast iron;
4. Materials of shafts:42CrMo alloy steel;
5. Materials of gears : 20CrMnTi alloy steel;
6. Heat treatment: tempering, cementiting, quenching;
7. Surface hardness of gears: HRC58°-62 °;
8. Maching precision of gears: 6-5GRADE;
9. Brand of bearings: HRB, LYC,ZWZ,NSK;
10. Noise of gear speed reducer : 60-68dB