Our CuNi1 copper nickel alloy wire, with roughly 1% nickel, is a top-tier choice for precision resistance applications. This wire’s low electrical resistivity and rock-solid stability make it a standout for jobs where accuracy is everything. It handles temperatures up to 200°C like a champ, perfect for precision resistors, low-voltage circuit breakers, and even heating elements in small-scale systems. We craft our CuNi1 wire with obsessive attention to consistency, ensuring every meter delivers the same reliable performance. Its corrosion resistance and ease of soldering or welding make it a dream to work with for manufacturers.
Industry Analysis
The copper nickel alloy market is on fire, with the broader copper alloy wire sector projected to hit USD 25.85 billion by 2034. Urbanization, infrastructure growth, and the push for compact, efficient electronics are driving demand for materials like CuNi1. Industries like automotive, aerospace, and consumer electronics are leaning hard into lightweight, corrosion-resistant alloys for precision applications. Sustainability is also a hot topic—our eco-conscious production process cuts waste, keeping us ahead of the curve in a market that’s increasingly prioritizing green practices.
Applications
CuNi1 wire is a superstar in precision resistors, delivering stable resistance for accurate current control. You’ll also find it in low-voltage circuit breakers, where its low resistivity prevents energy loss. It’s a go-to for thermal relays, electric blankets, and even automotive sensors, thanks to its ability to handle moderate heat and resist corrosion. Whether it’s a humid factory or a marine environment, this wire holds up, ensuring long-lasting performance in demanding setups.
Properties Material | Resistivity 200c μΩ.m | Max working temperature (℃) | Tensile strength (Mpa) | Melting point (℃） | Density (g/cm3) | TCR *10-6/℃ (20-600℃） | EMF vs Cu (μV/℃） （0-100℃） |
CuNi1 | 0.03 | 200 | 210 | 1085 | 8.9 | ＜100 | -8 |
CuNi2 | 0.05 | 200 | 220 | 1090 | 8.9 | ＜120 | -12 |
CuNi6 | 0.1 | 220 | 250 | 1095 | 8.9 | ＜60 | -18 |
CuNi8 | 0.12 | 250 | 270 | 1097 | 8.9 | ＜57 | -22 |
CuNi10 | 0.15 | 250 | 290 | 1100 | 8.9 | ＜50 | -25 |
CuNi14 | 0.2 | 300 | 310 | 1115 | 8.9 | ＜30 | -28 |
CuNi19 | 0.25 | 300 | 340 | 1135 | 8.9 | ＜25 | -32 |
CuNi23 | 0.3 | 300 | 350 | 1150 | 8.9 | ＜16 | -34 |
CuNi30 | 0.35 | 350 | 400 | 1170 | 8.9 | ＜10 | -37 |
CuNi34 | 0.4 | 350 | 400 | 1180 | 8.9 | 0 | -39 |
CuNi44 | 0.5 | 400 | 420 | 1200 | 8.9 | ＜-6 | -43 |
Size Range | |
Wire | 0.08-7.5mm |
Ribbon | (0.05-0.35)*(0.5-6.0)mm |
Strip | (0.50-2.5)*(5-180)mm |
Rod | 8-50mm |
For more other size details, pls directly contact us
Our CuNi1 wire beats the competition with its unmatched resistivity consistency, critical for precision applications. We’ve dialed in our manufacturing to produce wire with superior ductility, making it easy to shape without sacrificing strength. Compared to others, our wire offers better stability at higher temperatures and comes in a wider range of sizes—0.1mm to 10mm for round wires, plus custom ribbons and strips. We also keep lead times short and prices competitive, so you get premium quality without the premium price tag.
Comparison Table
Parameter | Our CuNi1 Wire | Competitor A | Competitor B |
|---|---|---|---|
Nickel Content | ~1% | ~1% | ~1% |
Resistivity (μΩ·cm) | 0.03 | 0.033 | 0.034 |
Max Operating Temp (°C) | 200 | 180 | 190 |
Corrosion Resistance | High | Moderate | High |
Ductility | Excellent | Good | Moderate |
Tensile Strength (N/mm²) | ~250 | ~220 | ~235 |
Weldability | Excellent | Good | Good |
Availability (Sizes) | 0.1-10mm (customizable) | 0.2-7mm | 0.3-8mm |
About Us:
Our 12,000㎡ factory is equipped with complete capabilities for research, production, testing, and packaging. We strictly adhere to ISO 9001 standards in our production processes, with an annual output of 1,200 tons. This ensures that we meet both quantity and quality demands. Furthermore, all products undergo rigorous simulated environment testing including high temperature, high pressure, and corrosion tests before being dispatched, ensuring they meet customer specifications. For all our clients, we offer timely and multilingual after-sales support and technical consulting, helping you resolve any issues swiftly and efficiently.
Client Visits
Building Stronger Partnerships
We support all kinds of testing:
FAQs
Why is CuNi1 wire great for precision resistors?
Its low resistivity (0.03 μΩ·cm) and stable performance ensure accurate current control in sensitive applications.Can CuNi1 wire withstand high temperatures?
You bet—it’s solid up to 200°C, making it ideal for resistors and heating elements.Is CuNi1 wire resistant to corrosion?
Totally, it thrives in humid or chemical-heavy environments, ensuring long-term durability.What industries rely on CuNi1 wire?
It’s huge in electronics, automotive, and aerospace for precision resistance and reliable performance.How does your CuNi1 wire compare to others?
Ours offers better resistivity consistency, higher ductility, and more size options for flexibility.Can you customize CuNi1 wire sizes?
Absolutely, we provide round wires from 0.1mm to 10mm and custom ribbons or strips to fit your needs.How fast can you deliver CuNi1 wire?
We’re quick—most orders ship within 1-2 weeks, depending on customization and volume.Is CuNi1 wire cost-effective for precision applications?
Definitely, it delivers top performance at a price that won’t break your budget.