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Quality
Quality
We make one grade — oxygen-free copper, 99.99% Cu minimum — and document every lot.
StandardEN 13602
Drawn round copper wire for the manufacture of electrical conductors.
01 Values
Specification
Per EN 13602, annealed wire
| Property | Value |
|---|---|
| Copper (Cu) | ≥ 99.99% |
| Grade | Cu-OF (oxygen-free) |
| Conductivity | ≥ 58 MS/m (100% IACS) |
| Elongation | ≥ 28% (1.50–2.60 mm) |
| Tensile strength | 249.7 N/mm² |
| Test report | For each lot, supplied before every shipment |
02 Every shipment
Lot testing
A test report for each lot is supplied before every shipment.
Independent laboratory testSample · July 2026
99.9979%Copper (Cu)
1.1 ppmOxygen (O)
59.29MS/m · ≈ 102% IACS
1.80 mm wire sample, July 2026. Result for one sample — not a guaranteed value.