QINGDAO YAOSEN MARINE EQUIPMENT CO.,LTD

BK4-72 type explosion-proof, mine centrifugal ventilator is the medium and small mine main permeable fan, especially used in underground coal mine with high concentration of gas for air exchange.
It can completely replace the original 4-72 centrifugal permeable fan. 
BK4-72 type explosion-proof. Mine centrifugal permeating fan is a special equipment for volatile gas ventilation and air exchange in petrochemical plant workshop. 
It can completely replace the original B4-72 centrifugal permeable fan.
Its performance is completely the same as 4-72 series permeable fans. 
The dust and hard particles in the conveyer are not more than 150 mg / m3.


Please contact us and get detailed Technical parameters and Drawings.
We could Design and Produce the Marine fan,Industrial Fan,and Other Ventilation Equipment according to your detailed requirement !