Silver-Bearing Copper/Copper Alloy

Silver-bearing copper is another quality product of Oriental Copper. The addition of a small amount of silver in the copper improves the resistance to softening of materials.

Overview

Silver-bearing copper is another quality product of Oriental Copper. The addition of a small amount of silver in the copper improves the resistance to softening of materials. Most applications for this material are commutator bars and segments in traction motor and various industrial DC motors. Oriental Copper can produce silver-bearing copper in many shapes according to customer’s requirements.

Product application

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Commutator Bars

Segments in traction motor and various industrial DC motors

Vacuum Interrupters

Stators & Rotors of Turbo-Generators

Hydro-generators and Nuclear-generators, etc

Technical Information

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Specifications of commutator bars / segment

IEC 60356
BS 1434 : 1985
JIS C 2801 : 1995

Chemical Composition (%)

Class	Cu	Cu+Ag	Ag
Class 1	99.9 min	–	–
Class 2	–	99.9 min	0.15 to 0.25
Class 3	–	99.9 min	0.08 to 0.12
Class 4	–	99.9 min	0.06 to 0.10
JIS C 2801:1995