4-70 Series Industrial Centrifugal fan

 1, use
Model 4-70 centrifugal fan has 13 machine numbers and can be used for general ventilation and air exchange. It can be used as indoor ventilation and air exchange in general factories and large buildings, as well as as input gas. Can also be used as an export gas. The type of gas to be transported should be air and other non-flammable, explosive, non-corrosive gases. There is no viscous substance in the gas. The dust and hard particles contained shall not exceed 150 mg / m 3. The gas temperature shall not exceed 80 ℃.

2, form
Fan can be made into left-handed and right-handed two forms, from one end of the motor face squarely, the impeller according to clockwise direction rotation, called right-handed fan, with "right"; Rotating counterclockwise, called left whirlwind machine, expressed as "left". The outlet position of the fan is expressed by the outlet angle of the casing. 


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