Butterfly ventilation cone fan

Short Description:

When the double doors of the fan are closed, rubber sealing device is added. When multiple fans are started at the same time according to different environmental conditions, the outdoor air can be effectively avoided from entering from other stop fans, and the working efficiency of the fan can be greatly improved to ensure that the air enters through the wet curtain or ventilation window.

FOB Price: US $0.5 - 9,999 / Piece

Min.Order Quantity: 100 Piece/Pieces

Supply Ability: 10000 Piece/Pieces per Month

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Product Detail

Product Tags

Motor

Brand: Chinese motor and Siemens motor .
Certificate: CCC Protection
class: IP55 grade
Insulation class: F grade
Volt and frequency:Customized Production:With phase failure protective device to ensure motor working well
Advantage:
Pure copper wire,High-efficiency,Energy-saving.

Fan blade which punching formed

1. Material : Krupp 430 stainless steel, thickness 1.2mm
2. Diameter: 1270mm
Advantage:
Large air flow, no deformation, no fracture, no dust, attractive and durable.

Note:
Blade material also have galvanized sheet, aluminum alloy for option.

Opening system-Centrifugal System

1. Material:High quality Nylon PA66
2. Guide Rod:304 stainless steel with special material outside,high strength,no rust,reduce friction.
3. Rivet:304 stainless steel,wear-resisting,no rust.
Advantage:
It can keep the shutters open at complete 90 degree to ensure the lowest air resistance and biggest air volume. When it is close,the tight sealing can efficiently block light and wind into the poultry house.

Fan belt pulley

Fan belt pulley and flange are made of aluminum-magnesium alloy by pressure casting. Good outlook with lightweight. Especially to reinforcing rib to increased strength. No broken . Long service life.
The angle of blade hub is designed after double tested which can be fix with blade exactly.
Advantage:
Small wind resistance,Large air flow, attractive and durable.

Frame: Thicken galvanized sheet

We has advanced production technology with automatic equipment. professional production line, NC-based professional equipment.Auto
punching and bending. Highly-accurate. Materials is made by 275g coating weight galvanized sheet.

Advantage:
High strength,Strong corrosion resistance

Belt

We have Chinese belt and Japanese Mitsubishi brand belt for customer choice. Long service life and no repair.
Modified B type belt,so that service life increase 3 times than Type A.

Shutters open/close automatically

No electricity ventilation,Opening centrifugal push-pull system,then Shutters can open and close automatically.

Advantage:
Windproof ,Rainproof.

Balance Tester

Fan blades are adjusted by Intalligent dynamic-balance tester, the weight tolerance of each blade is controlled within 1g.
Advantage:
Ensure the fan smooth running,lower vibration,less noise,increase stability.