The bucket wheel stacker-reclaimer is new mining transmission equipment by our company, is widely used for store-field of many areas. Application of mobile stacker-reclaimer: It is mainly used to convey, loading, shipping and compost. Characteristics of stacker-reclaimer: 1 The stacker-reclaiming is separated and get on at the same time in a line without conflict; 2 The rotating mechanism adopts advantaged international technology; the arm rotating mechanism reduces support roller to enhance the use life of machine; 3 This machine has the features of advantaged and reasonable structure, convenient maintenance and low cost; 4 Compared to the same kind of equipment, the using power reduces by 2/3 under the same operation condition. Principle of stacker-reclaimer: The bucket wheel stacker-reclaimer is new type of continuous loading and unloading machinery of high efficiency. It can be as part of transmission mechanizes system with unloading machine and belt transmission machine; and the system has the product ability of more than 10000 tons per hour. The operation of the bucket wheel stacker-reclaimer has strong regularity; so it is easy to realize automation.