Factory work × Required Skills: Metal Surface Treatment
2 jobs found.
Black Oxide Plater (Metal Products)
Specialized occupation that chemically treats the surfaces of metal products to blacken them, improving corrosion resistance and aesthetics.
Ultrasonic Metal Welder
Processing technician who solid-phase bonds metal parts using ultrasonic vibration. Uses high-frequency vibration to crimp and weld parts together, bonding without relying on electricity or heat.