Changwon, South Korea

Changwon, South Korea

Sermatech Korea
A member of Praxair Surface Technologies 

1204, Changwondae-ro, Seongsan-gu, Changwon-si,
Gyeongsangnam-do, Korea, 51542

Tel +


Quality Accreditation 

Aviation (Commercial and Defense Aircraft)
Power Generation
Primary Metals
General Industry

Aviation (Commercial and Defense Aircraft)

Aircraft Engines: Bushings, compressor forward cases, HPTcases, combustion chambers,compressor air foils and drums, discs, fuel nozzles, rim cover plates, rings, seals, shafts, swirlers, turbine airfoils, discs, and shrouds
Airframe (Center of Excellence): Actuation systems, auxiliary power unit components, environmental control components, landing gear, propulsion structures, starter components, tracks (flap and slat), and wing components


Ball valves, blowout preventers, choke valve inserts, compressor piston rods, connector pins, downhole logging and inspection tools, drill bits, drive shaft seal areas, FCC valve components, gate valves, housings, hydraulic cylinders, mandrels, mechanical seals, mixer rotors, pin subs, pipe inspection rub shoes, plungers, pump shaft sleeves, riser tensioners, rotors, rotor shafts, rub shoes, seals, shock absorbers, single-lob rotors,stabilizers, sterns, tri-cone drill bits, valve chokes, valve stems, wash pipe, wear pads

Power Generation

Combustion baskets, compressor blades, compressor wheels, diaphragms, fuel nozzles, impellers, nozzle guide vanes, segments, shroud tiles, transition pieces, turbine buckets, nozzles, rotors, impeller, t-die, film rolls, press rolls, insulation bearings, and steam turbine components

Surface Technologies

Diffusion Coatings (Diffused Slurry (SermaLoy™, SermAlcote™), Pack Diffusion, Platinum Aluminide, Vapor Diffusion)
Dry / Solid Film Lubricant 
Slurry Coatings (SermaLon®, SermaLoy™, SermaSeal®, SermeTel®, SermeTel® 5380 D.P.®)
Thermal Spray (Combustion Flame Spray, HVOF, Plasma Spray, Wire Arc Spray)

Other Services 

Abrasive blasting
Aluminum oxide blasting
Finishing & Machining 
Inspecting & testing
Graphite varnishing
Grit blasting
Machining (large diameter)
Mechanical stripping
Vacuum heat treating