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The laboratory is engaged in
developing suitable coatings required for protection of gas turbine and hydroturbine components
against erosion, abrasion, cavitation and corrosion. Silt erosion is a serious problem in
hilly Himalayan regions and the Laboratory has successfully developed coatings for guide
vanes, needles and other hydro turbine components using HVOF process. Coated components
have performed well during field trials. The laboratory also develops surface coatings to
combat erosion and corrosion in FBC, CFBC and PC boilers and auxiliaries like ID fans, air
preheaters, valves etc.
Major facilities:
Plasma spray system, HVOF spray system, Powder flame spray system, Wire flame spray
system, Vacuum furnace , Tape casting machine, X-ray diffraction equipment, Wear test
rigs, Thermal spray robot with tilting turn table, X-Y manipulator, Boom and
rotator.
Major achievements:
High temperature wear resistant coatings on shroud segments of
gas turbines |