This type axial flow fan can work in high temperature 280 for more than 0.5 hour . And main used for ventilation and fire fighting exhaust systems at special place of engineering building , such as explosion - proof  or anti-corrosion environment         1. Feature and construction  ACF Axial flow fans are specially manufactured for all applications and mounting positions in case sizes 315mm up to 1,600 mm diameter  . The performance range is from 1,000 up to 230,000 M3/hr ,on air volume at total pressure up to 1,500 Pa .  2.Casing  Fan case and motor fixing are made of mild steel , all steel parts are hot dip galvanized after manufacturing . Flanges on both ends , drilled in according to DIN 24154. 3.Impeller  Hubs and blades are made of die-cast aluminum alloy , the aerodynamical profile guarantees high efficiency and low noise .  4.Motor  The fans uses as standard closed squirrel cage matars rated to IEC 34 , if required , EPACT will be ok also . Temperature from -40 to +40°C The motor bearing life is L10

 Standard PLY case .  

  Zhejiang Lion King Ventilator Co., Ltd., a professional manufacturer of various axial fans, centrifugal fans, air-conditioning fans, engineering fans, mainly consists of Research and Development Department, Production Department, Sales Department, Testing Center, and Customer Service.