... .ISO 9001:2008 certified Qingdao Antai Heavy Industry Machinery Co., Ltd.Founded in 2003, 10 years experience for making shot ... as coal, cement, block, sand, clay and ore. The bucket elevator is allowed to convey materials with high temperature when armed ... , metallurgy, building materials, coal, hydropower and other departments2, To enhance the vertical block, granular, powder diffuse pressure does not ...