Functions   

4-68 series centrifugal ventilator fan is suitable for indoor ventilation of general factories and large buildings. It can be used to feed gas and discharge gas. Gas delivered shall be air with temperature lower than 80℃, or other combustion air, harmless, and non-corrosive for steel materials. Air should not contain viscous material, dust and hard particles contained should be ≤ 150mg / m3.

Parameters

ps: all the blower can be customized according to client's demend. 

Product's pictures: 

Spare parts in details:

Our company has  independent R & D team; all products are using CAD / CAM computer-aided design; product appearance adopts three-dimensional solid design; key components are analyzed by numerical simulation, rotatable components pass dynamic balance test.  

More models:

Rotech factory: 

Shandong Rotech Blower Co.,Ltd,   a   professional manufacturer of fan, is the wholly-owned subsidiary of Shandong Kaitai Group Co.,Ltd, which integrates technical research, development and production. 

Shandong Kaitai Group Co.,Ltd,which  occupies 60,000 square meters .  With 17 sales branches across the country and 10 overseas branches, the company has established a multinational sales and service network.

Main equiptments:

Certificate:

With advanced technology and production equipment,our company is awarded as the new high-tech enterprise of Shandong Province and occupational health and safety management system certification and CE certification to European markets.

FAQ: 

Q: What information do i need to provide in order to get a quotation?
A: Generally, information about Size,Air Flow,Voltage of required fans  is needed in order to select a right fan for you and provide you a quotation.

Q: Can I have a discount for the quoted price?
A: The quoted price is based on annual usage quantity. If annual usage  quantities increase, please provide the information to our sales.  We will provide you a further discount.

Q: What is the warranty of products?
A: All of our products have 1 year warranty under no r mal usage. Every product has its own   production code. This code is able to track the production time.