Dampers with a single blade kept outside all the time and inserted into flow during closing.
Guillotines are used for main isolation.
100% isolation with Purge air system in positive pressure application.
Generally Rectangular in shape. Minimum pressure drop.
It can be mounted in horizontal, vertical or inclined orientation.
No upper size limitation for these dampers.
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Our Speciality Dampers
Dampers for FGD/SCR systems.
Dampers for Sulphuric acid plants.
Dampers for high temperature applications.
Dampers for Saline/ Offshore environment.
Dampers for corrosive and highly abrasive flow medium.
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Our Specialities
Self aligning ARVIS bearings and DODGE graphite sleeve bearings.
Self aligning and adjustable Heavy duty tie rods for linkages.
No landing bar in between blades, So minimum pressure drop.
Mechanical glands for toxic gas applications.
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Testing of Dampers
All dampers are manufactured and tested in-house prior to dispatch.
Sealing efficiency On Cross Sectional Area is demonstrated by Feeler gauge method.
Sealing efficiency On Flow can be demonstrated by simulating site condition.