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QINGZHOU BIG CUBIC HIGH QUALITY EXHAUST FAN CENTRIFUGAL EXHAUST FAN
--- PROFESSIONALMANUFACTURER
Centrifugal fitting makes the shutter open and close automatically when the fan works.
Centrifugal shutter system is make of Nylon,high quality engineering plastic,100% raw materail,high strength,long service life.
Inner steel fitting install in the flange,increasing the security,avoid the stretching change when Nylon system operate.
Adopt the injection molded stainless steel blades,no broken,no distortion,aesthetic and durable.
The entire fan blades balance is checked by balance running machinery;ensure operating steary,low noise,long service life.
High quatity Aluminum-Magnesium alloy inset design handle easy for carry,transport and installation.
The high efficient and energy-saving motor passed the national CCC certification.Also protection class:IP55,insulation class:F grades.
Fan blade is make of Krupp stainless steel by punch forming,no dust,attractive and durable.Special blades shape design ensure large air volume,no deformation,no broken,keep air volume same all the way.
Both chinese famous motors and Siemens motor are available.Motor voltage ajd frequency could be customized.Chinese famous motor,special design for fan,the first one put forward the phase lack protection device which could power off when shortage of electricity.Motor protection grade IP55,insulation Class:Grade F.
Fan belt pulley is made of high strength aluminum-magnesium alloy by die-casting which reduces the weight of blade impeller complete,high corrosion resistance.Special three resiforced ribs pullry design.Blast-sanding treatment for attractive appearance,eliminate internal stress to improve its own rigidity and stability,never broken.
Fan bearing adopts imported double-row bearing with special wateproof design,water can't enter.High strength,lower noise,maintenance free and long service life.
Centrifugal system open the shutters at complete 90 degree to ensure the lowest air resistance and biggest aor volume.when closed,the sealing can efficiently block light and wind into the poultry farm house.As the first one adopts high quality nylon 100%tn ensure the long service life.The fasteners of centrifugal system all are cooper rivets,wear-resisting and no rust,flexible.Guide rod is made of 304 stainless steel,ensuring the high strength,no rust,reduces frication.
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