tunnel ventilation fan,mechanical ventilation,mobile ventilator

Model 4-72 centrifugal ventilator can convey air and other non-hypergolic gas which are not harmful to the human body,and will not corrode steel materials.The adhesive material will not allowed in the gas,it's containing dust and hard particles should not exceed 150mg/m3,  gas temperature should not exceed 80°c. It has sound pneumatic performance. Therefor it has high efficiency,long life etc. It's widely applicable for the indoor ventilatilation,air-exchange exhaust in the mining and industrial enterprises,large-size architectures,guesthouses,restaurants,etc.

The F4-72 series is anti-corrosion centrifugal ventilator.It mainly uses the fiberglass reinforced plastics(or stainlees steel) to make up the paddle-wheel,casing,sir inlet etc,then combine with motor.It can be used to convey the corrosive,gas.The performance and foundation size are the same as 4-72 series fans. 

The 4-72 series centrifugal ventilator has the features such as uneasy to collect dust and fine wear-ability etc.

It is applicable for exhausting gas containing dust, wooden scraps, fine and crushed fiber etc. (If there are hard particles in gas, a dust-collecting device should be installed in front of the fan). It can also be used as the common ventilation and air-exchange purposes.

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Certificate:ISO

4-72 centrifugal fan product pictures:

Our factory and outgoing pictures:

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