Bl80
bedra electronic wire Bl80 out of a tin-bronze alloy for various applications (ribbon, heating conductors / resistance wire, special cables, bobbins, connectors, etc.).
Standardization and composition
| Norm | CuSn8 |
|---|---|
| DIN | 17662 |
| EN DIN 12166 | CW 453 K |
| CDA UNS | 521 |
| Alloy composition | Average values according to standard (%) |
| Cu | balance |
| Sn | 8.0 |
| P | 0.10 |
| Others | max. 0.5 |
Physical properties
| Density (kg/dm³) | 8.8 |
|---|---|
| Melting range (°C) | 870 - 1025 |
| E-Modulus (kN/mm²) | 115 |
| Thermal conductivity (W / m x K) | 67 |
| Coefficient of linear mean expansion (10-6/K) | 18.5 |
| Electric conductivity (m / Ω x mm²) | 7.0 - 7.5 |
| Electric conductivity (IACS %) | ~ 12 - 13 |
| Resistivity (Ω x mm² /m) | 0.1250 - 0.1667 |
Further product information
Please contact me and my team
Berkenhoff GmbH (headquarters)
- Kinzenbach plant
- Berkenhoffstrasse 14
- 35452 Heuchelheim
- Germany
- +49 641 601 0
- +49 641 601 222
- info(at)bedra.com
Berkenhoff GmbH
- Merkenbach plant
- Rehmühle 1
- 35745 Herborn
- Germany
- +49 2772 5002 0
- +49 2772 5002 155
- info(at)bedra.com
bedra Vietnam Alloy Material Co., Ltd
- Lot CN-06, Hoa Phu Industrial Park,
Mai Dinh Commune,
Hiep Hoa District, Bac Giang Province,
Vietnam
- +84 2043900104
- +84 2043900110
- info-asia(at)bedra.com
Do you have a question about our products?
Use our wire configurator!
Close
Search
Metal price
News
News Precision redefined: the launch of topas® blac G and blacspark® H
For more than four decades, we have been shaping the development of wire EDM and setting standards in precision and performance. Our innovations have…
- News blac technology – a new milestone in EDM, live at EMO 2025
At this year’s EMO Hannover 2025, we are setting a new milestone in the world of EDM (electrical discharge machining) with blac technology (bedra latt…
English 
Deutsch 
Tiếng Việt 
中文