Deublin of usa specialises in the manufacture of rotating unions. To meet diverse requirements involving transfer of media for cooling, heating, activating in chemical/ petrochemical & refinery plants, deublin of usa produces a wide range of rotating unions. The water service unions supply water to cool the shafts in hammer mills used in the processing of powders and dry chemicals. Water service unions also find their uses in flakers and flaking mills while blenders have similar application to cool the rolls. In ball and pebble mills, where pigments are grinded, water service unions are required for water-cooling of the heated rolls. Steam service unions deliver high temperature steam at 280of to conical blenders used in the processing of dry chemicals. They are also required for drying rolls and hollow screw dryers for thermic fluid heating. Air service unions, another version of rotating unions supply air to activate cylinders, pulleys and diaphragm chucks.