Complaint
Varnished heating wire Enameled Ni60Cr15 wire for electric pat
Enamelled Nickel60 Chrome 15 is a nickel-chromium alloy (NiCr alloy) characterized by high resistivity, good oxidation resistance ,good form stability and good ductility and excellent weldability. It is suitable for use at temperatures up to 1150°C.
Products Details
1). Chemical composition(%)
| C | P | S | Mn | Si | Cr | Ni | Al | Fe | Other |
| 0.03 | 0.02 | 0.15 | 0.60 | 0.75-1.60 | 20.0~23.0 | Bal. | Max0.5 | Max1.0 | _ |
2).Typical Mechanical properties(1.0mm)
| Yield strength | Tensile Strength | Elongation |
| Mpa | Mpa | % |
| 420 | 810 | 30 |
3).Typical Physical properties
Density (g/cm3) | 8.4 |
Electrical resistivity at 20ºC(Ωmm2/m) | 1.09 |
| Conductivity coefficient at 20ºC (WmK) | 15 |
4).Coefficient of Thermal Expansion
| Temperyure | Coefficient of Thermal Expansion x10-6/ºC |
20 ºC- 1000ºC | 20 |
5).Specific Heat Capacity
Temperature | 20ºC |
J/gK | 0.46 |
Melting point (ºC) | 1400 |
Max continuous operating temperature in air (ºC) | 1200 |
Magnetic properties | non-magnetic |
6).Temperature Factors for Electrical Resistivity
| 20ºC | 100ºC | 200ºC | 300ºC | 400ºC | 600ºC |
| 1 | 1.006 | 1.012 | 1.018 | 1.025 | 1.018 |
| 700ºC | 800ºC | 900ºC | 1000ºC | 1100ºC | 1300ºC |
| 1.01 | 1.08 | 1.01 | 1.014 | 1.021 | - |
7) Insulation Type
Insulation-enamelled Name | Thermal LevelºC (working time 2000h) | Code Name | GB Code | ANSI. TYPE |
Polyurethane enamelled wire | 130 | UEW | QA | MW75C |
Polyester enamelled wire | 155 | PEW | QZ | MW5C |
Polyester-imide enamelled wire | 180 | EIW | QZY | MW30C |
Polyester-imide and polyamide-imide double coated enameled wire | 200 | EIWH (DFWF) | QZY/XY | MW35C |
Polyamide-imide enamelled wire | 220 | AIW | QXY | MW81C |
8)Style of Supply
Alloys name | Type | Dimension | ||
OhmAlloy109W | Wire | D=0.03mm~8mm | ||
OhmAlloy109R | Ribbon | W=0.4~40 | T=0.03~2.9mm | |
OhmAlloy109S | Strip | W=8~250mm | T=0.1~3.0 | |
OhmAlloy109F | Foil | W=6~120mm | T=0.003~0.1 | |
OhmAlloy109B | Bar | Dia=8~100mm | L=50~1000 | |
