Harvesters transport coal mines, ore and waste rock and other bulk materials handling vehicles narrow gauge railway fixed tub parameters are generally required traction locomotive or winch. The basic parameters of the tub include: volumetric rate the bigger the better. Wagon coefficient purchase fixed tub, that the ratio of the quality of the quality and cargo carts. Wagon coefficient smaller the better. The basic components of a mine car trunk, frame, wheel and connectors. Narrow-gauge railway transport vehicles in mine carts transporting coal, ore and waste rock and other bulk materials, are generally required traction locomotive or winch. Narrow gauge coal mine car safety determination and decision rules: Connection tub ends must use the standard plug. Plug and socket must be with anti-slip-off device, plug must not fall off during transport or lifting. Fixed tub Suppliers | Xin Yang Machinery (certified) | Lanzhou fixed tub provided by Forest City Xin Yang Machinery Industrial Co., Ltd. Forest City Xin Yang Machinery Industry Co., Ltd. (www.lzxyjx.com) (www.hnlzxyjx.com) Henan, railway, subway Equipment leader with over the years, the company implementing the scientific management, innovation and development, honesty and trustworthiness policy, and satisfy customer needs. Xin Yang Machinery leadership in the staff warmly welcome all inquiries negotiations to create Xin Yang Machinery a better future.