Unicus Techincs co.,Ltd


Address: 4/F,Block 83,

1198 North Qinzhou 

Road,Shanghai. China

Tel : 021-64958080

Fax : 021-64952448

Air torque

Product Information

Duria series pneumatic actuators have introduced improvement design for rack 

and pinion. It is always Duria’s mission to offer initiative products by combining 

the long field experiences in products application and the latest production and 

materials technology available in the market today. The benefit of new design 

has long been verified in practices. With new technical features equipped. 

Duria series pneumatic actuators have advantageous characteristic in:

※Reliability and High performance     

※Fully compliance with all the latest international standards

※Extensive products range allows best versatility at lower price 

※Innovations and patented solutions for a universal drive shaft

※Multifunction position indicator  

※Compact and light


Product Image

Technical parameters


The Air torque experience has produced the following main key features included in the 4th Generation Line, upgrade series

Reliable and flexible solution

By combining high quality products, field and design experience, AIR TORQUE  is able to satisfy all the customers and market expectations by offering reliable, flexible and customized solution together with a qualified service.


Innovation patented design

The new technical features developed and incorporated in the 4th Generation line pneumatic actuators, upgrade series, permit to have the best product versatility for an easier and easier valve automation. The upgrade series are covered by five international patents.


The most complete range and options

The upgrade series pneumatic actuators are available in

-eighteen models
-spring return and double acting version
-torque up to 10.000Nm
-six different protection levels
-low and high temperature construction
-large availability of many ISO flanges and drive shaft connections for direct valve automation
-120°-135°-180°rotation both in double acting and spring return
-3 position actuators, 90°and 180°rotation, both double acting and spring return versions
-fast acting actuators
-hydraulic damper actuators.


High quality level production

The 4th Generation line pneumatic actuators, upgrade series, have been designed and tested to obtain the highest cycling life and the most reliable performance with very reduced maintenance and service.


International standard

The 4th Generation line pneumatic actuators, upgrade series, have been designed, manufactured and tested in full compliance with all the applicable international standards.