Established in 2002, Sewon Advanced Metals specializes in the development and manufacturing of highly functional copper alloy products. Using high-quality ingots, the company not only processes copper bus bars and bus bars of various specifications, but also manufactures copper, brass, phosphor bronze, and zinc plate products. Under the company motto to “dedicate the utmost effort based on sincerity,” Sewon Advanced Metals is striving to achieve customer satisfaction with the topquality products and swift delivery.

[information]

Address

Head Office : #4, Block 602, 120, Neunggil-ro, Danwon-gu, Ansan-si, Gyeonggi-do, Korea

Tel

+82-31-495-0107

Fax

+82-31-495-6651

Website

http://www.sewon.wonilsa.co.k/

Products

Copper bus bar, bus bar, coil, copper plate, brass plate

Certifications

ISO 9001, ISO 14001, INNOBIZ, MAINBiz, Venture Company

Production Facilities

[History]

• 2002 Sewon Advanced Metals established
• 2005 Obtained permit to display KS Mark (phosphor bronze and nickel silver plate and coil)
• 2007 Built Yeoncheon Plant 2 and relocated it to Pocheon Obtained Clean Business Establishment certification
• 2009 Installed rotary furnace (commenced bus bar billet internal production)
• 2012 Opened technology research center Selected as Ideal Workplace for Employment
• 2014 Conducted energy technology development project
• 2017 Selected as Root Technology Specialist

[Business Overview and Key Products]

- Copper Bus Bar: Part for switch, circuit breaker, distribution board, and large-capacity wiring instruments, producing
effect to reduce power loss
- Tough Pitch Cooper: Electrical parts, such as gasket, connector, and transformer coil, characterized with high electrical
conductivity and excellent physical properties
- Phosphorus Deoxidized Copper: Oxygen content 100ppm or less, applied to building facilities, heat exchanger, and
welding facilities
- Oxygen-free Copper: High-grade pure copper with copper content of 99.96% or higher, applied to electrical/electronic
products, such as compression terminal, magnetron, and vacuum tube
- Brass Parts: Copper and zinc alloy, applied to light bulb socket, antenna, musical instruments, and kitchen appliances
- Phosphor Bronze: Copper and tin alloy with a small amount of phosphorous added, used as material for connector,
brush, and premium spring, etc.

[Features and Strengths]

- Copper bus bar processing : Process to cut, perforate, bend, plate, and insulate bus bar, implemented according to customer needs

[Key Products]

• Copper Bus Bar
• Copper Bus Bar
• Tough Pitch Coppe
• Tough Pitch Coppe
• Phosphorous Deoxidized Copper
• Oxygen-free Copper
• Oxygen-free Copper
• Brass Parts
• Brass Parts
• Phosphor Bronze
• Phosphor Bronze

[Production Facilities]

• Melting/Refining
• Casting
• Extrusion
• Pointing
• Correction
• Cutting