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Chromium Zirconium Copper
A high-strength copper alloy engineered for exceptional electrical conductivity and thermal stability. Designed to perform under extreme industrial conditions, it is the preferred choice for heavy-duty resistance welding and high-conductivity applications.
Industrial Applications
Resistance Welding
The standard alloy for resistance welding electrodes, including spot welding tips, seam welding wheels, and electrode holders due to high hardness.
Electrical Systems
Ideal for heavy-duty switchgear components, circuit breaker parts, and high-conductivity connectors that require mechanical strength at high temperatures.
Industrial Molds
Utilized in plastic injection mold inserts and heat sinks where rapid cooling and high thermal fatigue resistance are critical for production speed.
Chemical Composition
The chemical integrity of Chromium Zirconium Copper (CuCrZr) is vital for maintaining its superior electrical conductivity and thermal resistance. Below is the precise elemental breakdown.
Chromium
0.5% – 1.2%
Zirconium
0.03% – 0.3%
Copper
Balance
Technical Specifications
Hardness
75 - 80 HRB
Electrical Conductivity
75% - 90% IACS
Thermal Conductivity
320 W/m·K
Yield Strength
350 - 550 MPa