Heating Resistance Wire Strip
Description
Heating Resistance Wire Strip and Alloy heating wire is Ferro-Chrome (Fe-Cr-AL) heating resistance wire, Nickel-Chrome (Nichrome) heating resistance wire, Copper Nickel (Constantan) wire, and related products in alloys to meet specific customer requirements.
1) High electrical resistivity
2) Good corrosion resistance under high temperature
3)0Cr21Al4/ 0Cr25Al5/ 0Cr23Al5/ 0Cr21Al6NbCo/ 0Cr27Al7Mo2/ KSC/Cr20Ni80/ Cr15Ni60/ Cr20Ni35/ Cr20Ni30
Specifications
Properties /Grade | NiCr 80/20 | NiCr 70/30 | NiCr 60/15 | NiCr 35/20 | NiCr 30/20 |
Ni | Rest | Rest | 58-62 | 34.0-37.0 | 30.0-34.0 |
Cr | 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 |
Max Working Temp (℃) | 1200 | 1250 | 1150 | 1100 | 1100 |
Resisivity 20 (Ωm㎡/m) | 1.14±0.05 | 1.13±0.05 | 1.13±0.05 | 1.04±0.05 | 1.04±0.05 |
Density (g/cm³) | 8.4 | 8.1 | 8.2 | 7.9 | 7.9 |
Thermal Conductivity (KJ/m.h.℃） | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 |
Coefficient of Thermal Expansion (α x10-6/℃) | 18 | 17 | 17 | 19 | 19 |
Melting Point (℃) | 1400 | 1380 | 1390 | 1390 | 1390 |
Elongation(%) | ＞20 | ＞20 | ＞20 | ＞20 | ＞20 |
Micrographic Structure | austenite | austenite | austenite | austenite | austenite |
Magnetic Property | nonmagnetic | weak nonmagnetic | |||
Raw Materials
Production Pictures
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