Thiscoal centrifugal fan is a new product developed by the user's experience. It was used in the delivery of coal boiler .It has so many advantages like saving enegy,low noise, high efficiency and good gas flow in compact and convenient maintenance.Generally the temperature should not exceed 80 degrees. If the property suitable it can also be applied to other areas.speed(r/min)total pressure(Pa)volume(m3/h)power(Kw)145053561480035145052461850041145050722230047145048072600052145044052970057145038853340060