Description
ATOMFAIR® C17200 BERYLLIUM COPPER PRECISION STRIPPRECISION ENGINEERING ALLOY
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TAILORED SOLUTIONS FOR RESEARCH
Contact our engineering team for technical support or official institutional quotations.
EMAIL: inquiry@atomfair.com
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Manufacturer: Atomfair LLC
Brand: ATOMFair
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What trade-offs exist between the high hardness and formability of Atomfair Beryllium Copper Foil for micro-machining?
Atomfair Beryllium Copper Foil achieves a hardness of 36-42 HRC and tensile strength ≥1100 MPa, which can make it challenging to form into complex shapes without cracking. However, its high elastic limit and fatigue strength allow for precision spring and contact applications after appropriate heat treatment (solution treatment and aging). For micro-machining, specialized tooling may be required to balance hardness with ductility.
Can Atomfair Beryllium Copper Foil be used as a direct replacement for steel in existing mold inserts without modifying the mold design?
Atomfair Beryllium Copper Foil is designed as a high-performance alternative to steel, with tensile strength ≥1100 MPa and hardness 36-42 HRC comparable to many steels. However, its thermal conductivity (≥105 W/(m·K)) is significantly higher than typical steel, which may require adjustments in mold cooling channel design. Additionally, the foil’s thickness range (0.02-0.1 mm) suits thin inserts rather than bulk components, so application constraints depend on specific mold geometry.
How should Atomfair Beryllium Copper Foil be handled to avoid damage given its thin gauge?
Atomfair Beryllium Copper Foil is available in thicknesses as low as 0.02 mm, making it delicate during handling. It should be handled with clean gloves and stored flat or in its original coil to prevent kinking, tearing, or surface contamination. The foil’s tensile strength ≥1100 MPa provides robustness, but care is required during cutting or forming to maintain dimensional integrity.
This beryllium copper foil offers a rare combination of mechanical strength and electrical/thermal conductivity, making it a top-tier choice for demanding electronic and mechanical applications, though its thin gauge and temperature sensitivity require precise handling and controlled operating environments.
Positive
- Ultra-high strength with good conductivity: Tensile strength ≥ 1100 MPa combined with electrical conductivity ≥ 18% IACS and thermal conductivity ≥ 105 W/(m·K) enables use in high-stress electrical contacts, welding electrodes, and spring applications without sacrificing signal or heat transfer.
- Excellent fatigue and elastic limit: High elastic limit, yield strength, and fatigue strength allow long-term stable performance in high-frequency cycling components such as switch contacts, connectors, and micro-motor brushes, extending service life under repeated mechanical loading.
Trade-offs
- Performance validated only at 20°C: All reported electrical, thermal, and mechanical parameters are tested under standard conditions (20°C, 1 atm); elevated temperatures may reduce conductivity and strength, requiring derating in thermal management or high-temperature environments.
- Thin gauge handling challenges: The 0.02–0.1 mm thickness range introduces fragility and deformation risk during cutting, stamping, or assembly, necessitating specialized tooling and clean-room-like conditions to prevent wrinkling, tearing, or dimensional defects.
Every advanced material, component, equipment, and instrument in our catalog is backed by rigorous testing. We maintain strict internal quality management frameworks and align with CE conformity metrics to deliver transparent, reproducible performance data via our public open-science repository.
To request raw batch performance data, submit formal vendor registration paperwork, or execute a fast-turnaround R&D manufacturing loop, contact us at inquiry@atomfair.com.
Item is dispatched under the Atomfair Shipping & Delivery Framework (Free worldwide shipping on orders over $59 USD). Return is governed by the Atomfair Return & Refund Policy (7-day technical return window).
