Cow house exhaust fan

1.Fan blade is made of mirror stainless steel by punch forming. Large air volume, no deformation, no dust, attractive and durable.2.Fan galvanized round frame with zinc-coated of 180g/sqm, never rust;3.Flanging edge backflow design increase ventilation, reduce vibration and noise, improve fan's stability.3.Fan blades are adjusted by intelligent dynamic-balance tester, ensure the fan smooth running, lower vibration, less noise, increase stability and service life.4. motors with aluminum-magnesium alloy housing, good heat emission, high efficiency, reasonable dimension, light weight, low current, big torque. ModelDiameter bladesRated voltagePoleFrequencyInput powerAir flowDJF(d)-10001000mm380v850HZ530w19800cbm