In the building materials, metallurgy, chemical industry, environmental protection and many other industries, rotary kilns are widespread used to do physical or chemical treatment of solid material,.
In building materials industry, the rotary kiln used to calcine cement clinker, and also calcine clay, limestone, and dry slag.
In the metallurgical industry, nonferrous and ferrous metallurgy, iron, aluminum, copper, zinc, tin, nickel, tungsten, chromium, filing and other metal use rotary kilns for the smelting equipment, to sinter, roast the ore, concentrates, intermediate, etc.
In the chemical industry, the rotary kiln is used to produce soda, calcined phosphate, and barium sulfide.
In the environment, the world’s developed countries has used cement kilns to burn hazardous waste, waste for more than 20 years, which not only reduce waste, harmless, and slso can use waste as fuel to save coal, so that recycling the waste.
Zhengzhou Great Wall Heavy Industry Machinery Co., Ltd. is a large industrial machinery manufacturers in China, which is focus on mining machinery, such as jaw crusher, hydraulic cone crusher,impact crusher,coal gasifier, sand production