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Product Description

Specification

Greenhouse Fans Poultry Farming Agriculture Equipment Exhaust Fan

Model	Air Volume m3/h	Blade Size	Drive	Blade speed (rpm)	Power (w)	Frame (mm)	Noise (dB)
GSF-50	42900	50"	Belt	458	1100	13801380450	<65
GSF-51	45400	51"	Belt	458	1100	13801380450	<65
GSF-53	52100	53"	Belt	458	1500	14351435450	<65

Product Details

Gosvan Exhaust Fan Motor

Brand:Chinese brand motor & Siemens motor

Protection level:IP55
Insulation level:Grade F
Volt&frequency:Customized
Advantage:With phase failure protective device to ensure motor working well

Gosvan Exhaust Fan Blade

1. Material : krupp-renn 430 stainless steel2. Thickness 1.2mm
3. Diameter: 1270mm
Advantage:
Large air flow, no deformation, no fracture, no dust, attractive and durable.
Blade Material Choice:
Galvanized sheet, aluminum alloy,SUS 304

Gosvan Exhaust Fan Belt Pulley

1. Material:High strength aluminum-magnesium alloy by die-casting.
2. Blast-sanding treatment, eliminate internal stress to improve its own rigidity and stability
Advantage:
Light weight, Low vibration ,attractive appearance.

Gosvan Exhaust Fan 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 resistantce and biggest air volume.Special device is
made together with it to make sure the shutters close silently when the fan stop working.

Gosvan Exhaust Fan Rod

Material:Hot dip galvanized pipe

Thickness:1.8mm, 2.0mm, 2.2mm, 2.5mm

Blade Support Base
1.Material: PVC.
2. Type: Plug-in connection
Advantage: Durable, shock absorption enhances the overall robustness of the fan

Shutters

1. Material:Hot Galvanized sheet with zinc thickness of 275g/㎡

2. Shutter Fixed Parts:High quality nylon.

Advantage:High anti-corrosion performance, open flexibly, long service life, no
deformation ,no rust, running steadily.

Fixed Nuts and Washer

1. Hexagon Nuts
2. Stainless Steel Washer
Advantage:
More firmly, never loosen. Not rust, Easy to change Motor..

Linking Part

1. Material:Aluminum Alloy
2. Spring:304 stainless Steel, no deformation ,no rust.
Advantage:
Light weight, no deformation, long service life.
Wear-resistant shaft sleeves reduce friction for shutters to open flexibly.

Fan blade dynamic balance

1. Designed with special technology
2. Dynamic balance material: special designed and manufactured material for high performance elegant appearance.

Company Profile

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