


| Copper Wire - Technical Specification Sheet | ||
| Alloy / UNS Designation | Diameter Range | Temper / Condition |
| C10100 / C10200 - Oxygen-Free Copper (OFHC) | 0.02 mm - 8.0 mm (0.0008 in - 0.315 in) | Soft (Annealed) – O Hard Drawn – H08 Extra Hard – H10 |
| C11000 - Electrolytic Tough Pitch (ETP) Copper | 0.02 mm - 12.0 mm (0.0008 in - 0.472 in) | Soft (Annealed) – O (ASTM B3) Medium Hard – (ASTM B2) Hard Drawn – H08 (ASTM B1) Extra Hard – H10 |
| C15000 - Zirconium Copper | 0.10 mm - 6.0 mm | Soft (Annealed) Hard Drawn Heat Treated |
| Bare / Uninsulated (All Grades) | Ultra-Fine: < 0.001 in (0.025 mm) Fine Wire: 0.001 in - 0.010 in (0.025 mm - 0.254 mm) Bonding Wire: 0.0005 in - 0.002 in (0.0127 mm - 0.0508 mm) | Annealed (Dead Soft) As-Drawn |
| Standard Manufacturing Parameters & Supply Details | |||
| Purity Grades: | |||
| Grade | Purity (Cu min.) | Conductivity (IACS) | Primary Use |
| C10100 (OFE) | 99.99% | 101% – 102% | Ultra-high purity, semiconductor, vacuum |
| C10200 (OF) | 99.95% | 101% | Oxygen-free, high conductivity, welding |
| C11000 (ETP) | 99.90% | 101% | General electrical, lowest cost |
| Surface Finishes & Coatings: | |||
| Finish | Coating Thickness | Properties | Applications |
| Bare (Bright) | N/A | Maximum conductivity | General wiring, magnet wire base |
| Tinned (Hot Dip/Electroplate) | 2 – 5 μm | Solderability, corrosion resistance | Marine, lead wires, electronics |
| Silver-Plated | 1 – 10 μm | High conductivity surface, RF performance | High-frequency cables, RF connectors |
| Nickel-Plated | 1 – 5 μm | High-temperature resistance | High-heat environments |
| Enameled (Magnet Wire) | 0.5 – 5 mil | Electrical insulation | Motor windings, transformers, coils |
| Packaging Options: | |||
| Package Type | Capacity (Weight) | Spool/Reel Material | Typical Use |
| Plastic Spool | 1 – 50 kg | Polypropylene, Nylon | Electronic wire, fine gauge |
| Wooden Spool | 50 – 500 kg | Hardwood | Medium and heavy gauge wire |
| Steel Spool | 500 – 5,000 kg | Steel | Industrial cable manufacturing |
| Carton Coil (Bunch) | 5 – 50 kg | Cardboard coil | Pay-off for automated lines |
| Pay-off Pack | 10 – 500 kg | Plastic/straw | Continuous feeding |


