Profile: Henan Kefan Mining Machinery Co., Ltd. specializes in manufacturing and distributing dryers. We are an ISO 9001:2000 certified company. Mining roasting machine is a kind of energy-saving drying machine. The mineral waste residues are conveyed to the silo by belt conveyor or bucket elevator, and transported to the feed end by the feeder of silo. The rotating cylinder of the machine is slightly inclined to the horizon. There is shoveling plate installed in the tank for shoveling the materials up and down, to enlarge the contact area between airflow and materials, and to enhance the efficiency. Rotary kiln is the main equipment of calcining cement clinker. It has simple structure, easy operation in producing, less wearing parts, and efficiency. It is used in the cement plant to calcine high grade cement, and can also be used in metallurgy, chemical, and construction industries.