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Surface Treatment Business

Name: EF Technology
Address: Room 203, 221 Balangongdan-ro, Hyangnam-eup, Hwaseong-si, Gyeonggi-do, KR
Telephone: +82-31-354-1345

Materials we treat and the industries we serve.

Materials

Aluminum AnodizingHard and soft sulfuric acid anodizing for aluminum alloy parts such as 6061 and 7075.

Aluminum anodizing details

Titanium, magnesium and othersFor materials other than aluminum, send us the drawing and specification and we will review whether we can process them.

Send a drawing and inquire

Industries We Serve

EF Technology treats aluminum parts for the hydrogen, brake, HVAC, transmission, robotics and motor sectors. Coating specifications are matched to the requirements of each sector.

Fuel cell vehicle powertrain — aluminum anodizing

Hydrogen

Tank components for fuel cell vehicles and hydrogen commercial vehicles.

Nozzle · Sealing Nut · Tail Insert
MTG Block · End Plug

Key requirements · Dimensional stability of sealing faces, long-term corrosion resistance

Brake

Components for electronic brakes and electronic parking brakes.

Pedal Simulator Piston · Stopper
Cap Simulator · EPB Nut Holder · Load Supporter

Key requirements · Wear resistance of hard coatings, thickness and hardness, brake fluid resistance

HVAC · Transmission

Components for HVAC valves, compressors and transmission valves.

TXV Body
Orbiting Scroll · HPT Manual Valve · 8F Housing

Key requirements · Resistance to refrigerants and lubricants, wear resistance of sliding surfaces

Robotics · Motor

Components for robot drive units and electric motors.

Lock Ring · Outer Plug
Stator Retainer · Motor Housing
Motor Shaft · Shaft Nut · Input Bearing Retainer

Key requirements · Chemical conversion coating, soft and black Type II, electrical insulation, assembly dimensions