DROP HAMMER EXHAUST FAN

Drop hammer fan mainly consists of blade/motor/frame/protect net/bracing cage/shutters. The motor drives blade to cause air flow and louver window can open and dose

automatically to keep the dust from entering. 

Frame using advanced automatic processing, height precision; extra—depth zinc coating frame, high corrosion resistance

Five strict quality testing procedures: noise detection, vibration testing, concentric rotation performance testing, speed of blade testing and whole fanefficiencydetection.

High—strength aluminum alloy casting pulley, and reasonable perspective blade, to reach the maximum airflow.