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Product Description:
QZA Axial-flow Ventilator/ axile fan QZA ventilators are usually used in factories,warehouses,offices,and residential buildings to ventilate and enhance heat dissipation.If its body is removed,the fans can be used freely.It can also be intervally installed in a long pipeline to increase the wind pressure in the pipe. QZA are mainly made up of impeller and body. The impeller is composed with blades made of steel sheet and big hub.Its pressure is higher than axial-flow ventilator's.The blades can be required to be welded with the hub in a proper angle. The body is made up of ventilation canister and holder,all of which are made of steel sheet and sectional material.There is a gap between the straight cylindrical ventilation canister and impeller. The main technical parameter:
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