What this wire is for
Electronics and electrical gear need materials that conduct well, resist corrosion, and hold up over time. Copper works. But copper corrodes. Stainless works. But stainless isn't as conductive.
Titanium wire for electronic and electrical industry sits in a niche. Not as conductive as copper. But much more corrosion resistant. Lighter than both. And it has a unique oxide layer that some applications actually want.
People use it for capacitor anodes, cathodic protection leads, heating elements, and battery components. Anywhere copper fails from corrosion or weight is a problem.
Why titanium in electronics
Three reasons.
First, corrosion. Titanium doesn't rust. Doesn't pit. Doesn't tarnish. In humid or salt environments, copper turns green. Titanium stays silver.
Second, biocompatible oxide. The oxide layer on titanium is stable. Non-toxic. Doesn't leach into electrolytes. That's why it's used in medical electronics and implantable devices.
Third, weight. Titanium is about half the weight of copper. For portable electronics or aerospace electrical systems, that matters.
Titanium wire for electronic and electrical industry isn't for high-current power transmission. Copper does that better. It's for special cases where corrosion, weight, or surface properties matter more than raw conductivity.
Technical specs
| Property | Grade 1 | Grade 2 | Grade 5 |
| Standard | ASTM B863 | ASTM B863 | ASTM B863 |
| Conductivity (% IACS) | ~3% | ~3% | ~1% |
| Resistivity (μΩ·cm) | ~55 | ~55 | ~170 |
| Density | 4.51 g/cm³ | 4.51 g/cm³ | 4.43 g/cm³ |
| Tensile | ~240 MPa | ~345 MPa | ~895 MPa |
| Corrosion rating | Excellent | Excellent | Excellent |
- Diameter range
0.1mm – 6.0mm.
Fine wire (under 0.5mm) for electronic components.
Heavy wire (over 2.0mm) for electrical hardware. - Surface options
Pickled (standard). Polished (for clean applications). Anodized (colored oxide layer).
Which grade for which job
Grade 1 is the softest. Most ductile. Best for fine wire drawing. Used for capacitor anodes, fine mesh, and delicate electronic components.
Grade 2 is stronger. Still ductile. General purpose for electrical hardware, cathodic protection, and battery leads.
Grade 5 is high strength. Stiff. Used for structural electrical components - sensor housings, electrical connector pins, spring contacts. Overkill for most electronics.
For titanium wire for electronic and electrical industry, Grade 2 is the most common. Grade 1 for fine wire. Grade 5 for strength.
Where this wire actually goes
Walk through an electronics plant. You'll find titanium wire for electronic and electrical industry in:
- Capacitor anodes. Titanium wire forms the core of tantalum and aluminum electrolytic capacitors. The oxide layer is the dielectric. This is a huge application.
- Cathodic protection leads. Buried pipelines and offshore platforms use titanium wire to connect anodes. Won't corrode underground or underwater.
- Battery components. Lithium battery current collectors, lead-acid battery grids. Titanium doesn't react with electrolytes.
- Heating elements. Titanium heaters for plating baths and chemical tanks. Copper would dissolve. Titanium lasts years.
- Sensor leads and probe wires. In harsh environments - high humidity, salt, chemicals. Titanium wire keeps working when copper fails.
- Medical electronics. Pacemaker leads, implantable device connectors. Biocompatible and corrosion resistant.
Conductivity - the honest version
Titanium is not a good conductor compared to copper. Copper is about 100% IACS. Titanium is about 3% IACS.
So why use titanium for electronics?
Because not every electrical application needs high conductivity. Some need corrosion resistance. Some need a stable oxide layer. Some need weight savings.
Titanium wire for electronic and electrical industry is for those applications. If you need to carry lots of current, use copper. If you need to carry a signal or small current in a corrosive environment, use titanium.
Fine wire drawing
Wire under 0.5mm diameter is difficult to make. Titanium work-hardens. It gets stiff. It breaks.
Our titanium wire for electronic and electrical industry down to 0.1mm is drawn with multiple passes. Intermediate annealing keeps it ductile. Surface quality is critical - scratches become stress risers in fine wire.
For capacitor anodes, the wire needs to be straight, clean, and consistent. We supply on precision spools with tight layer winding. No tangles. No kinks.
Surface treatments
The surface of titanium wire matters for electronics.
Pickled surface removes oxide from drawing. Clean and ready to use. Standard for most applications.
Polished surface for clean rooms or medical electronics. Smoother. Less particle shedding.
Anodized surface creates a controlled oxide layer. Different voltages produce different colors. Used for identification or decorative electronics.
For titanium wire for electronic and electrical industry, pickled is standard. Specify if you need polished or anodized.
FAQ
Q: Grade 1, Grade 2, or Grade 5 - which do I need?
A: Grade 2 for most electrical hardware and cathodic protection. Grade 1 for fine wire under 0.5mm or capacitor anodes. Grade 5 for structural electrical parts that need strength. Tell us your application.
Q: What certifications come with the wire?
A: Mill test reports with heat number traceability. ASTM B863 cert. Purity analysis available. Third-party inspection welcome.
Q: Lead time for fine wire?
A: Stock diameters (0.2mm to 3.0mm) ship in 7–14 days. Fine wire under 0.1mm takes 3–4 weeks. Custom surface treatments add time.
The bottom line
You don't buy titanium wire for electronic and electrical industry for high conductivity. You buy it for corrosion resistance. For the stable oxide layer. For weight savings. For applications where copper just doesn't last.
Grade 2 for most jobs. Grade 1 for fine wire. Grade 5 for strength.
Clean surface. Tight tolerance. Consistent drawing.
Contact
Need a quote on titanium wire for electronic and electrical industry? Send diameter, grade, surface finish, quantity (kg or spools), and any special requirements. We'll reply within 24 hours.
Email: shawn@mt-titanium.com
WhatsApp: +86-18220745501
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