0.08mm × 7 × 19 Ni80Cr20 Stranded Resistance Wire

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🔥 0.08mm × 7 × 19 Ni80Cr20 Stranded Resistance Wire – High-Precision Heating Alloy

The 0.08mm × 7 × 19 Ni80Cr20 stranded wire is a precision-engineered Nichrome alloy wire composed of 80% nickel and 20% chromium. Designed in a flexible 7 × 19 strand construction, this ultra-fine stranded wire combines high electrical resistivity, excellent oxidation resistance, and mechanical flexibility, making it ideal for compact and high-performance heating and electrical applications.

⚙️ Key Specifications:

• Wire Diameter (single strand): 0.08 mm

• Stranding Structure: 7 strands × 19 filaments (total 133 wires)

• Material: Ni80Cr20 (Nichrome 80/20)

• Surface: Bright or oxidized (customizable)

• Standard: ASTM B344 / DIN 17470

💡 Key Features:

• High resistance to oxidation at elevated temperatures

• Stable electrical performance and resistance value

• Good flexibility due to multi-strand construction

• Uniform resistance per unit length

• Long service life in heating environments

🔌 Typical Applications:

• Micro heating elements in sensors, medical devices, and laboratory instruments

• Precision resistors and electronic components

• Defogging or anti-condensation systems

• Smart textiles and wearable heaters

• Fine coil winding and custom resistive heating elements

📐 Technical Data of Ni80Cr20 Alloy:

• Resistivity: ~1.09–1.18 μΩ·m at 20°C

• Maximum operating temperature: ~1200°C (2190°F)

• Density: 8.4 g/cm³

• Melting point: ~1400°C

• Tensile strength (annealed): ~600–900 MPa