Hydraulic & Pneumatic Seals Our well developed manufacturing facilities allow us to offer a wide range of hydraulic & pneumatic seals that are used for replacements applications in steel plants, cement plants, nuclear & thermal power plants, hydraulic & pneumatic cylinders, gear box and motor manufacturers. These are available in the following variations like: Guide rings seals Cushion seals Dowdy seals Diaphragms seals Flange seals Piston seals.