2014年4月23日星期三

Cement rotary kiln


Cement rotary kiln is cement clinker dry type and wet type production line main equipment. Main used to calcinate cement clinker, can be divided into dry type cement liln and wet type cement kiln two type.
Cement rotary kiln under high temperature condition with heavy loading working with low speed, the auxiliary equipment maintain and heating processs control level related to rotary kiln safety and working efficiency. Transmission device maintain main important is the equipment lubrication, working condition, dynamic detection and gear pinion mesh fineness; supporting device instalation fineness determined whether rotary kiln can reliable working or not, during working process. Whether sealing device good or not straightly effect rotary kiln heating process and working investment. According to rotary kiln daily maintenance date, strength it make it convenient for the equipment mangement working.
Wet type cement rotary kiln working process: change raw material into material slurry with 30-40% moisture. As material slurry have fluidity, so, each raw material with good mixing property, raw material with uniform ingredient, making clinker with high quality, it's wet type production main advantage. Well dry type cement rotary kiln is change raw material to powder with humidity low than 1%. Thus, it need less water evaporation heat value. But dry type cement kiln raw material is dry powder, bad fluidity than material slurry, so raw material with bad mixing, uneven ingredient.
Cement rotary kiln advantages:
The working system adopt domestic the most advanced hydraulic gearwheel device, adopt high measurement accuracy measurement column pump, high accuracy speed adjust valve and contact type graphite block sealing device and other domestic advanced technical. Convenient to operate, reliable working. Compared with the same specification equipment, working efficiency improved 10%, production capacity improved 5-10%, heat consumption decreased 15%, kefan is an ideal cement rotary kiln for clients to chose.

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