... leakage 5.ISO 9001:2008 certified Qingdao Antai Heavy Industry Machinery Co., Ltd.Founded in 2003, 10 years experience for making shot blasting ... 1, TH, TD Vertical Bucket Elevator is widely used in mining, metallurgy, building materials, coal, hydropower and other departments2, To enhance ... pressure does not exceed 250 degrees the material, such as mining, coal, coke, cement, Stone sand.3, It is a ...