High Purity Tungsten 0.003mm Ultra Fine Gold Plated Wire Low Resistivity Micro Wire
Adopt high purity tungsten substrate with uniform gold plating, features low resistivity and stable electric conduction, perfect for ultra-fine micro circuit use.
Product Specifications
| Material |
Tungsten |
| Purity |
Wu≥ 99.99% |
| Gold-plated thickness |
0.3um |
| Wire diameter |
0.02mm/0.03mm/0.04mm/0.05mm/0.06mm/0.07mm/0.1mm/0.2mm |
| Length |
1000/2000 meter (cut from roll) |
Gold Plated Tungsten Wire Properties (Theoretical)
| Compound Formula |
W |
| Molecular Weight |
183.84 |
| Appearance |
Metallic wire |
| Melting Point |
3410 °C |
| Boiling Point |
5660 °C |
| Density |
19.3 g/cm³ (25 °C) |
| Solubility in H₂O |
N/A |
| Electrical Resistivity |
4.9 μΩ-cm, (20 °C) |
| Exact Mass |
183.951 g/mol |
| Monoisotopic Mass |
183.951 g/mol |
Key Features
- Shiny golden surface condition - brighter than black or white tungsten wire
- Exceptional high temperature resistance and high melting point
- Low coefficient of thermal expansion
- Superior corrosion resistance compared to ordinary tungsten wire
Applications
- Electrode in photocopiers, replacing corrosion-resistant tungsten wire and tungsten aluminum wire
- Ideal corrosion-resistant electron emission material
- Applications in high-energy physics, meteorology, and other scientific research fields