Girth gear is the key component to support the transmission system stability of rotary kiln and ball mill. With continuous efforts on process optimization on the basis of rich manufacturing experience and advanced equipment, CHAENG is able to offer high quality cast steel girth gears according to users' drawings and requirements. Weight: 10-80T Material: ZG45, ZG42CrMo When you send the inquiry,pls note: 1. Pls kindly offer us Clear Drawings. 2. Pls kindly tell us your detail requirements,payment terms and quantities. 3. Pls attach your company website,so that we can know each other better. Thank you.