The ring gear is the component installed on the drum body of the drum drive equipment, such as ball mill, rod mill, coal mill, etc; Rotary dryer, rotary kiln, cooling machine, granulator, mixer and other equipment. It is suitable for cement, mining, chemical, metallurgy, electric power and other industries.

Processing size Φ500 ~ 12000mm,
Modulus M: 16-60
Can be customized according to drawings

China GB Standard:
ZG270-500: HB229 ~ 269
ZG310-570: HB240 ~ 290
ZG35CrMo: HB220-269
ZG42CrMo: HB240-290

German DIN:
Gs-52. 3: HB229-269
Gs-60. 3: HB240-290
Gs-25CrMo4V: HB229-269
42CrMo4V: HB240-290

German standard material:
JS1050-6 (ADI): HB300 ~ 375