Square Ducting Centrifugal Exhaust Fan/Air Blower Motor Exhaust Fan

All Size of Square Exhaust Fan

Main Parts of square exhaust fan

Material of components: square exhaust fan

1.Frame: Galvanized steel sheet, anti-corrosive and durable

2.Blade: 6 pieces of mirror finished stainless steel blades, attractive and durable with big air volume, passing the homeostasis test to ensure the air volume keeping the same as the very beginning during the operational life span, low noise, no distortion, no broken

3.Motor: Chinese motor with good quality, high efficient and energy-saving with CCC certificate. Protection class:IP55. Insulation class:F. The voltage, power, Hz and phase can be customized.

4.Shutter: Made of high strength hot-galvanized steel sheet, dustproof and waterproof.

5.Swung drop hammer: Made of high quality nylon, stable performance, guaranteeing the shutters open and close flexibly.

6.Protective net: Made of hard-drawn wire, designed as door-type, which is convenient for maintaining.

7.Belt:Adopting more stiffening rib, processed by sandlasting, eliminating the internal stress, high intensity, low noise, long service life.

8.Belt Pulley: Made of aluminum-magnesium alloy by injection moulded, reducing the weight of blade and impeller, high corrosion resistance. Blast-sanding treatment for attractive appearance, eliminating internal stress to improve its own rigidity and stability, high strength.

9.Bearing: Imported double-row bearing, super mute, high intension and durable

10.Spring: Stainless steel

11.Belt: China famous brand belt, Sanlux belt

12.Strict test criterion: Consist of airflow test, nose test, libration test, drive concentric test, blade RPM test, whole machine efficiency test, dynamic balance test, the thickness of the galvanized sheet test, the size of the space parts test, etc.

13.Guarantee period: one year. Easy broken parts are offered free of charge during this period.

 Packaging & Shipping

Company Information

 Hangzhou Chengkuo Import And Export Co., Ltd. is located in Xiaoshan, Hangzhou. Our major is to import and export all kinds of environmental air conditioners and industry square exhaust fans and so on.  We are specialized in manufacturing these products. 

We have an experienced and professional team. Our products are exported to many countries. Our main markets are South Asia, Southeast Asia, South America, the Middle East and Africa. Our products enjoy a good reputation among our customers.

We welcome customers, business associations and friends from all parts of world to contact us and seek cooperation for mutual benefit.    

FAQ 

FAQ  

Q: Are you a trading company or a factory ?

A:  We have own factory , but for easy shipping , we use trading company to register china.cn .

Q: Why your price more expensive than other China suppliers ?

A:  Our material we use is much better than other suppliers , we use high zinc contect galvanized sheet for all ventilation exhaust fans , and screws all use good quality stainless steel , won't be rusted . For plastic products (eg. air coolers ) we all use new material to make sure the products can be long use . All our products , we use China famous motor brand , the motor can 1 year guarantee , with a correct using , the motor life can be more than 10 years.

Q: What voltages you can do , if you can make special voltages ?

A:  Almost all kinds of voltages we all can make , but for special voltages , we have a big MOQ and maybe price will be a little higher . Our normal voltage is 380V 50HZ 3phase . 

Q: Can you cheaper ?

A:  We have many quality stage products for client choose , different stage price will be different , if you really want low price we will suggest you choose lower stage product , in our company , we don't have bad quality products , you can reassure about the quality .

Q: I want to use our own brand , is it ok?

A:  Of course it's OK , we can make OEM products and also can provide our own brand products , it's all by your request .