Contact Us
Add: Taiping Industrial Park, Xiuhui Town, Zhangqiu City, Shandong Province, China
Tel: 0086-0532-66001447
Fax: 0086-0532-66001447
Roots Blower
Home> Product> Roots Blower
Model: HDSR 50 to 350

HDSR Series Three Lobe Roots Air Blower

(with ISO9001:2015 & EAC & CE certification)


Blower Model              


Pressure Rise/KPa     



0.45 to 2.48

9.8 to 98

0.55 to 4


0.78 to 3.64

9.8 to 98

0.55 to 5.5


1.82 to 6.13

9.8 to 98

1.5 to 11


2.65 to 9.62

9.8 to 98

1.5 to 15


4.64 to 13.39

9.8 to 98

2.2 to 22


9.53 to 29.61

9.8 to 98

5.5 to 55


19.65 to 40.67

9.8 to 98

11 to 55


25.34 to 58.81

9.8 to 98

15 to 90


55.4 to 97.1

9.8 to 98

18.5 to 132


87.1 to 136.7

9.8 to 98

22 to 185


111.9 to 198.1    

9.8 to 98     

30 to 250

( Contact us to get catalog or provide specifications you need, we can help you to choose proper models. )

Drawing for roots blower is available, as well as the performance curve, noise level curve, operation & maintenance manual, blower catalog,etc. Pls contact us to get documents.

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HDSR series three lobe roots blower AIRUS Blower.jpg

  1). Positive displacement blower, stable pressure and capacity.

  2). Three lobe type roots blower, high efficiency, energy saving.

  3). Good sealing treatment, oil free, no oil pollution to conveying medium.

  4). Imported accessories in high quality, ensuring the long service life of whole set roots blower.

  5). Each size roots blower has in storage, short delivery time is available.

  6). Both whole set roots blower and bare shaft blower can be provided.

  7). Every roots blower has been tested before delivery, each one of them can work efficiently.

  8). Wide range of pressure rise and flow rate. 

  9). We can provide ISO9001, CE and EAC certification for roots blower.

certification of huadong blower.jpg


part of our long term cooperators.jpg

Sewage treatment, textile, biogas, paper, food, milk, chemical, metallurgy, medical, steel, power plant, aquaculture, pneumatic conveying, etc. 

Roots Blower For Waste Water   Treatment Aeration.jpg

Roots Blower For Waste Water 

Treatment Aeration

SR Roots air blowers in seafood factory.jpg 

HD SR Series Roots Air Blowers 

In Seafood Factory

Roots blower for gas transportation.jpg

Roots Blower For Gas Transportation

 HDSR series three lobe roots air blowers .jpg

Roots Blower In Environmental 

Protection Project

Roots Blower In   Environmental Protection Project.jpg

Roots Blower In 

Environmental Protection Project

HDSR series three lobe roots air blower .jpg

Roots Blower In Bio-Chem Project


4. Technical Support:

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We can provide 24 hours online technical guidance. If you need our support, pls email us to, or call us by 0086-0532-66001447 directly. Our technicians also could come to your projects for service, if you need, pls tell our sales before order. 

advanced CNC machining centers in Huadong Blower.jpg


roots blower package.jpg

Huadong Blower uses plywood crates for package. This type package doesn't need fumigation. It is strong enough for transporting by sea and by air. If blower is in big size, we will add steel frame inside the package for support. 

roots blower delivery.jpg

We accept delivery by sea, air, or railway. Delivery term is decided by roots blower's size & quantity you ordered. Pls confirm the accurate roots blower delivery time with us before purchase. 


12 months' warranty since you received our roots blowers. 

24 hours online service, we will give you a satisfied solving plan within one hour.

Installation and debugging service are available, technical training available, too.

Shandong Huadong Blower Co.,Ltd


Tel: 0086-0532-66001447 ( 8:00 am to 5:00 pm on working day)


Add: Taiping Industrial Park, Xiuhui Town, Zhangqiu City, Shandong Province, China. 

Call me!