Centrifugal Blower Fan Industrial Ventilator Factory Air Blower

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Basic Info.
  • Power Source: Electric Blower 
  • Type: Centrifugal Blower 
  • Application: Industrial Blower 
  • Pressure: Medium Pressure 
  • Brand Name: Chengda 
  • Rated Power: 380V/330V 
  • Rated Voltage: 50hz/60hz 
  • Model No.: 4-68 
  • Place of Origin: Fujian  
  • Min.Order: 1 Set/Sets
  • Means of Transport: Ocean, Land
Supply Capacity
  • Packing:by carton

1. Product Introduction

4-68 model centrifugal blower is applicable in ventilating in general factory and large buildings indoor.Both gas input and output are available. The conveying gas should be air no more than 80℃ and other non-spontaneous combustion, harmless to human body, non-corrosive to iron and steel materials.

FCD4-68 centrifugal fan is new product of our company based on the original 4-68 fan by comprehensive optimized design.We Adopt patented impeller and shaft connection device, independently developed CD bearing box and other new technologies,It is equipped with integral support,Which has the characteristics of compact structure, convenient installation and maintenance, etc.

2. Structure

No.2.8-5 from model 4-68 mainly consist of impeller,shell,air inlet and others with straight league motor.In additional of above parts,No.6.3-20 also has transmission part.

1).The impeller is welded between the curved wheel cover and the flat plate wheel with 12 backward tilting vane blades, be adjusted by dynamic and static balance, good air performance, high efficiency, smooth operation.

2).The shell is volute shape,which is welded by ordinary steel.There are two types of shells.The shell of No.2.8-12.5 is integral,could not disassemble.The shell of No.16,20. is made of two open forms, which is divided in half along the middle horizontal plane and connected by bolts

3).The air inlet is made of a convergent streamline integral structure, which is mounted on the side of the fan.. The air inlet and section parallel to the axial direction are curved, which can make the gas enter into the impeller smoothly and the loss small.

4).Transmission group is consist of main sharf,bearing box,rolling bearing,belt pulley or coupling.

3. Product Characteristics


Machine Code: №2.8,3.15,3.55,4,4.5,5,6,6.3,7,8,10,12.5,16,20,etc

Transmission way: №2.8~5(A type);№6~12.5(C,D,E type);№16~20(B type)

Flow: 565-239654m3/h

Pressure: 166-3863Pa

Power: 0.55-220 KW

Rotating speed: 250-2900 r/min

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Ms. Athena Xu
Tel: 86-591-22628358
Mobile: 13850194524
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Fujian Chengda Technology Co.,Ltd
Chendian Park Ganzhe,Minhou, Fuzhou, Fujian, China (Mainland)
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