Recently GNEE has successfully delivered a batch of 400 kg of high quality FILO RAME 0.071 F D.S. 155°C G2 tinned copper wire to a leading Italian manufacturer under a long term on time supply contract.
Technical Deep Dive: Understanding FILO RAME 0.071 F D.S. 155°C G2 Specifications
This specialized copper wire represents the pinnacle of precision engineering for critical electronic applications. Let's decode its technical nomenclature:
Material Composition
Base conductor: Oxygen-free copper (Cu-OF) with 99.99% purity
Coating: Dual-layer tin plating (Sn99.9%)
Dimensional Precision
0.071mm nominal diameter (±0.002mm tolerance)
Consistent circularity (≤1% ovality)
Performance Characteristics
F designation: Annealed soft temper (conductivity ≥101% IACS)
D.S. coating: 2-3μm per side tin thickness (meeting IEC 60851-5)
155°C rating: Continuous operation temperature (3000hrs lifespan)
Quality Certification
G2 grade: Passes EN 13602:2013 salt spray test (96hrs)
Complies with EU RoHS 3 and REACH regulations



Why Italian Manufacturers Choose GNEE's Precision Copper Wire?
1. Micro-Tolerance Manufacturing
Our state-of-the-art cold drawing process achieves sub-micron diameter control, critical for:
Medical device micro-coils
Aerospace instrumentation
High-density PCB interconnects
2. Enhanced Surface Engineering
The proprietary dual-electroplating process ensures:
Solderability index >90% (per IPC-J-STD-003B)
Whisker-free surface (per JESD22-A121)
3. Traceable Quality Assurance
Each batch includes:
Metallurgical test reports
Continuous length certification
100% automated optical inspection

Comparative Advantage Over Market Alternatives
| Parameter | GNEE Standard | Typical Competitor |
|---|---|---|
| Diameter Tolerance | ±0.002mm | ±0.005mm |
| Tin Adhesion | 1.5N/mm | 0.8N/mm |
| Break Elongation | 18% | 12% |
| Resistance Stability | ΔR<2% (2000hrs) | ΔR<5% |
Contact Our Trade Team Today
Skype: mmkelly1314
Whatsapp/Wechat: +86 15824687445
E-mail: sales@gneesteel.com







