| Certification: | RoHS |
|---|---|
| Shape: | Wire, Ribbon, Strip, Bar |
| Name: | Nichrome Heating Element Wire Cr30ni70 |
| Chemical Composition: | Nickel, Chromium, Ferrum |
| Color: | Bright Finished |
| Usage: | Heater, Furnace, Boiler, Oven, etc |
| Customization: |
|---|
Suppliers with verified business licenses
Audited Supplier 
1) Name: nickel-chromium wire
2) Diameter: 0.018mm-10mm
3) Model Number: Cr20Ni80, Cr30Ni70, Cr15Ni60, Cr20Ni35, Cr20Ni30
4) OEM: accept
5) Feature: high nickel, high resistance
6) Condition: Bright, Annealed, Soft
7) Application: heater,furnace,boiler,oven,etc
Dimension and tolerance
| Alloy Type |
Diameter (mm) |
Resistivity (μΩm) (20°C) |
Tensile Strength (N/mm²) |
Elongation (%) |
Bending Times |
Max.Continuous Service Temperature (°C) |
Working Life (hours) |
| Cr20Ni80 | <0.50 | 1.09±0.05 | 850-950 | >20 | >9 | 1200 | >20000 |
| 0.50-3.0 | 1.13±0.05 | 850-950 | >20 | >9 | 1200 | >20000 | |
| >3.0 | 1.14±0.05 | 850-950 | >20 | >9 | 1200 | >20000 | |
| Cr30Ni70 | <0.50 | 1.18±0.05 | 850-950 | >20 | >9 | 1250 | >20000 |
| ≥0.50 | 1.20±0.05 | 850-950 | >20 | >9 | 1250 | >20000 | |
| Cr15Ni60 | <0.50 | 1.12±0.05 | 850-950 | >20 | >9 | 1125 | >20000 |
| ≥0.50 | 1.15±0.05 | 850-950 | >20 | >9 | 1125 | >20000 | |
| Cr20Ni35 | <0.50 | 1.04±0.05 | 850-950 | >20 | >9 | 1100 | >18000 |
| ≥0.50 | 1.06±0.05 | 850-950 | >20 | >9 | 1100 | >18000 |
Nichrome wires
NiCr alloy grade: Cr20Ni80, Cr30Ni70, Cr15Ni60, Cr20Ni35, Cr20Ni30.
1)NiCr 80:20 - Industrial furnaces (upto 1200°C), electric cooking equipment, precision resistors.
2)NiCr 70:30 - Industrial furnaces (upto 1230°C) with alternating oxidizing/reducing atmosphere, precision resistors.
3)NiCr 60:15 - Industrial furnaces (upto 1100°C), electrically heated equipment, high-resistance and potentiometer resistors.
4)NiCr 40:20 - Domestic heating appliances (upto 1050°C), furnaces in carburising or semi-reducing atmosphere.
5)NiCr 30:20/ NiCr 20:25 - Industrial furnaces (upto 1050°C), heating elements of cooking equipment.
Suppliers with verified business licenses
Audited Supplier 
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