•Model 4-72 cenlnfugal ventilator can convey air and other non-hypergolic gas which are not harmful to the human body and will not corrode steel materiats.The adhesive materials are not allowed in the gas. Its containing dust and hard particles should not exceed 150 mg/m3, gas temperature not exceed 80"C .It has sound pneumatic performance. There fore Is has features such as balanced running, little vibration high efficiency,long life etc. It is widely applicable for the Indoor ventilation, air-exchange,exhaust in the mining and industrial enterprises,large-size architectures,guesthouses,restaurants etc. •Model B4-72 is an anti-explosion type centrifugal ventilator. It is mainly composed of aluminum paddle-wheel, casing, air inlet etc.And the anti-exploslon motor.It can be used as ventilation and air-exchange to the inflammable and volatilizing gas. Its Performance and foundation size are the same as Model 4-72. •Model F4-72 is anti-corrosion centrifugal ventilator. It mainly uses the fiberglass reinforced plastics (or stainless steel) to make up the paddle-wheel, casing, air inlet etc,.then combine with motor. It can be used to convey the corrosive gas .The Performance and foundation size are the same as Model 4-72.
6-30 type leave the heart well ventilated machine row to send of lie the quality as air and have no causticity and don't don't from the Ran and not imply to glue sex material air, its temperature not more than 80ºC .The breeze's machine tool contains higher pressure, the discharge smaller characteristic, be suitable for food cotton's etc. to process of the wind force transport.