The large ring gear is the main component of the ball mill, it needs to drive the entire barrel for a long time. The large gear mounted on the end cover of the ball mill is also called a large ring gear. Generally, it is divided into a full ring gear, a half ring gear and a quarter ring gear. This large ring gear is called a ball mill big gear. Through the torque transmission between the pinion and the large gear, driving the rotation of the mill barrel, and the materials are grinded. We manufacture and process various large ball mills ring gears according to the drawings and dimensions information provided by customers. The OEM processing and customized according to drawings are provided.