Today, our factory has passed the customer acceptance for the 5.8-meter-diameter Girth gear for mine ball mill cast by Chile Codelco, the world's largest mining company, which will open a long-term cooperation between us.

 Girth gear is an important transmission part of rotary kiln and ball mill equipment. The motor drives the pinion and pinion drives the girth gear mounted on the cylinder shell, because of this, the ball mill start driving. The girth gear is connected to the cylinder shell by bolt.