Engineered Materials

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Electrical Contact Materials

SEMIS

At Choksi Heraeus, we offer a comprehensive portfolio of Electrical Contact Materials engineered to meet diverse industrial requirements. Designed according to user specifications, our contacts are available in a variety of sizes and shapes—including Profiles, Blanks, Discs, Buttons, and Rivets (both solid and bi-metallic)—to suit every application.
Our Standard Materials
We provide an extensive selection of high-performance materials, including:
• Pure Silver
• Fine Grain Silver with minor additives
• Silver Nickel
• Silver Cadmium Oxide
• Silver Graphite
• Silver Tungsten
• Silver Tungsten Carbide
• Copper Tungsten
For low-current applications, we offer Silver Palladium and Platinum Alloys, ensuring optimal performance and reliability across all current ratings.
Discover cost-effective and tailored electrical contact solutions with Choksi Heraeus—engineered for quality, consistency, and optimal performance.
Contact Material
Brazing Material
Backing/Carrier Material
Ag
IS 2997/Bs 1845
Copper
Ag Ni 0.15
with 2, 15, 43, 45,
Ag Bronze
Ag Cu ( 3..10% )
50 and 60% Ag
Cu Fe 2
Ag Ni ( 10..40% )
Cu Bronze
Ag CdO ( 10..15% )
CuNi Alloys
Ag Pd ( 30..60% )
Ag C*
Ag W*
Ag WC*
Cu W**
Wires, Foils, Strips, Tapes, Sheets, Rivets, Discs*, Profiles* [*These Materials are available only in the marked form]
Wires, Strips, Foils
Wires, Strips, Foils, Stampings