2014年4月15日星期二

Cement rotary kiln

Rotary kiln blongs to construction material equipment, according to different raw materials, it can be divided into cement rotary kiln, metallurgy chemical rotary kiln and lime rotary kiln.

Cement rotary kiln is cement clinker dry and wet type production line main equipment. Rotary kiln is widely used in metallurgy, chemical, construction refractory material, environmental protection and other industrials. The plant composed by cylinder, supporting device, gear wheel supporting device, transmission device, moviable kiln head, kiln tail sealing device, coal injection pipeline device and other spare parts. Rotary kiln working cylinder and horizontal shown a certain inclined degree, the whole cylinder supporting by supporting wheel device, and have control cylinder moving supporting device, transmission system except setting main drive, but also set main power energy, when power cut kiln cylinder can still rotation, prevent cylinder bending and deforming auxiliary transmission device, kiln head, kiln tail sealing device adopt advanced technical, make sure reliable seals.
Our factory produced rotary kiln has features of durable structure, stable working, output high quality products and can provide user advanced high efficiency vertical preheater and five star cyclone preheater.
Rotary kiln besides calcination cement clinker, but also used to calcinate clay, limestone and so on. During refractory material production process, adopt rotary calcine raw material, make it with stable size, increase strength, re-process and forming. During ore beneficiation process, using rotary kiln magnetic and roasting poor iron, making raw ore weakness magnetic change into strong magnetic, convenient for magnetic-separation. In chemical industrial, using rotary kiln produce soda, calcine phosphate fertilizer, etc, this method has features of low energy consumption, power energy-saving, no need sulfuric acid and can utilize low grade phosphate ore and so on.
Besides, in environmental protection side, utilize cement kiln incineration dangerous waste, rubbish, this not only decrease waste material, harmless, bust also make waste material utilization to become fuel, save coal powder, make sure waste material to be resource.

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