Our Cr20Ni35 Nichrome bar, made with 35% nickel and 20% chromium, is a high-performance alloy designed for low-resistance heating element fabrication. This bar offers excellent corrosion resistance, stability at temperatures up to 1050°C (1922°F), and reliable electrical performance. Its low resistivity ensures efficient heating with minimal energy loss, making it perfect for compact, high-efficiency heating systems. We manufacture Cr20Ni35 bars with precision, delivering uniform composition, high tensile strength, and consistent quality to meet the demands of modern heating applications.
Industry Analysis
The heating element market is growing strong, driven by demand in industrial manufacturing, HVAC systems, and consumer appliances. Market data projects a CAGR of over 5.3% through 2030, fueled by the need for energy-efficient and durable heating solutions. Low-resistance materials like our Cr20Ni35 bar are in high demand for their ability to reduce power consumption while maintaining performance. With sustainability becoming a key focus, our bar supports eco-friendly designs, helping manufacturers meet regulatory standards and cut costs in a competitive landscape.
Performance / material | Cr10Ni90 | Cr20Ni80 | Cr30Ni70 | Cr15Ni60 | Cr20Ni35 | Cr20Ni30 | |
Composition | Ni | 90 | Rest | Rest | 55.0~61.0 | 34.0~37.0 | 30.0~34.0 |
Cr | 10 | 20.0~23.0 | 28.0~31.0 | 15.0~18.0 | 18.0~21.0 | 18.0~21.0 | |
Fe | -- | ≤1.0 | ≤1.0 | Rest | Rest | Rest | |
Maximum temperature℃ | 1300 | 1200 | 1250 | 1150 | 1100 | 1100 | |
Meltiing point ℃ | 1400 | 1400 | 1380 | 1390 | 1390 | 1390 | |
Density g/cm3 | 8.7 | 8.4 | 8.1 | 8.2 | 7.9 | 7.9 | |
Resistivity at 20℃ (μΩ·m) | -- | 1.09±0.05 | 1.18±0.05 | 1.12±0.05 | 1.00±0.05 | 1.04±0.05 | |
Elongation at rupture | ≥20 | ≥20 | ≥20 | ≥20 | ≥20 | ≥20 | |
Specific heat (J/g.℃) | -- | 0.44 | 0.461 | 0.494 | 0.5 | 0.5 | |
Thermal conductivity (KJ/m.h℃) | -- | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 | |
Coefficient of lines expansion a×10-6/(20~1000℃) | -- | 18 | 17 | 17 | 19 | 19 | |
Micrographic structure | -- | Austenite | Austenite | Austenite | Austenite | Austenite | |
Magnetic properties | -- | Non-magnetic | Non-magnetic | Non-magnetic | Weak magnetic | Weak magnetic |
Shape | Size (mm) |
Wire | 0.05-7.5 |
Rod | 8-50 |
Ribbon | (0.05-0.35)*(0.5-6.0) |
Strip | (0.5-2.5)*(5-40) |
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Our Cr20Ni35 bar is a star in heating element fabrication but versatile enough for other uses:
Heating Elements: Powers efficient heaters for HVAC systems, industrial ovens, and appliances.
Consumer Appliances: Provides reliable heating for toasters, kettles, and space heaters.
Industrial Dryers: Delivers consistent heat for drying processes in manufacturing.
Resistors: Supports low-resistance components in precision electronics.
Specialty Applications: Used in laboratory heaters and advanced manufacturing processes.
Comparison with Other Materials
Here’s how Cr20Ni35 Nichrome bar compares to other common materials:
Parameter | Cr20Ni35 Nichrome | FeCrAl (Kanthal) | Copper | Stainless Steel |
---|---|---|---|---|
Max Operating Temp (°C) | 1050 | 1400 | 200 | 800 |
Electrical Resistivity (μΩ·m) | 1.04-1.10 | 1.35-1.45 | 0.017 | 0.7-0.8 |
Corrosion Resistance | Excellent | Good | Poor | Moderate |
Tensile Strength (MPa) | 600-750 | 600-700 | 200-400 | 500-700 |
Oxidation Resistance | High | High | Low | Moderate |
Density (g/cm³) | 7.9 | 7.1 | 8.9 | 7.8 |
Cost Efficiency | High | Moderate | High | Moderate |
Heating Element Suitability | Excellent | Good | Limited | Moderate |
Cr20Ni35’s low resistivity and excellent corrosion resistance make it ideal for heating element fabrication, outperforming copper in high-temperature settings and offering better durability than stainless steel. While FeCrAl can handle higher temperatures, our bar’s efficiency and reliability make it a top choice for low-resistance heating applications.
Our Company’s Edge
Our Cr20Ni35 Nichrome bar is built for efficiency and performance. We use high-purity nickel and chromium, ensuring every bar meets strict industry standards. Our advanced manufacturing delivers uniform composition and consistent electrical properties, reducing energy waste and maintenance costs. Sustainability is a priority—our bar’s low-resistance design minimizes power consumption, aligning with eco-friendly trends. With decades of expertise, we offer customized solutions, tailoring bar dimensions and properties to your needs. Our global supply chain ensures fast delivery, keeping your production lines moving.
Why Choose Us for Your Heating Element Needs?
Our Cr20Ni35 Nichrome bar is designed to power your heating elements with unmatched efficiency and durability. Whether you’re building industrial heaters or consumer appliances, our bar delivers the performance you need to stay competitive. Ready to heat things up? Let’s connect to find the perfect Cr20Ni35 solution for your project.
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.
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FAQs
Why is Cr20Ni35 Nichrome bar ideal for heating elements?
Its low resistivity and corrosion resistance ensure efficient, reliable heating with minimal energy loss.How does Cr20Ni35 compare to other Nichrome alloys?
With 35% nickel, it offers optimal low resistance for energy-efficient heating applications.Can Cr20Ni35 be used beyond heating elements?
Yes, it’s versatile for resistors, industrial dryers, and specialty manufacturing processes.How does your Cr20Ni35 ensure efficiency?
High-purity materials and precise manufacturing deliver consistent, low-resistance performance.What’s the max temperature Cr20Ni35 can handle?
It performs reliably up to 1050°C (1922°F) without oxidizing or degrading.Is Cr20Ni35 eco-friendly?
Its low resistivity reduces energy use, supporting sustainable heating solutions.Do you offer custom Cr20Ni35 bar solutions?
We provide tailored dimensions and properties to meet your specific project needs.Why choose your Cr20Ni35 bar?
Our focus on quality, customization, and fast delivery ensures top performance for your heating needs.