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Ni70cr30 Belt for Double Strip Coils Braking Resistor

Categories Nicr Alloy
Brand Name: Tankii
Model Number: Ni70cr30
Certification: ISO 9001
Place of Origin: CHINA
MOQ: 5KG
Payment Terms: L/C, T/T, Western Union
Supply Ability: 2000kg/month
Delivery Time: 5-30 days
Packaging Details: spool, coil
Grade: Nickel Chromium Alloy
Application: Heating & Resistor
Elongation (≥ %): 20
Resistance (μω.m): Stable
Material: Nickel Chromium Material
Condition: Soft Annealed
Color: metallic
Feature: Anti-oxidation properties, High Resistance
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Ni70cr30 Belt for Double Strip Coils Braking Resistor

Ni70cr30 Belt for Double Strip Coils Braking Resistor

Ni70Cr30 is a nickel-chromium alloy (NiCr alloy) characterized by high resistivity, good oxidation resistance and very good form stability. It is suitable for use at temperatures up to 1250°C,and hold a superior service life compared to Iron chromium alumium alloys.
Typical applications for Ni70Cr30 are electric heating elements in home appliances,industrial furnaces and resistors(wirewound resistors,metal film resistors), flat irons, ironing machines, water heaters, plastic moulding dies, soldering irons, metal sheathed tubular elements and cartridge elements.

Normal composition%


C
PSMnSiCrNiAlFeOther
Max
0.030.020.0150.600.75~1.6028.0~31.0Bal.Max 0.50Max 1.0-


Typical Physical properties


Density (g/cm3)
8.1
Electrical resistivity at 20ºC(mm2/m)1.18
Coefficient of thermal expansion
TemperatureCoefficient of Thermal Expansion x10-6/ºC
20 ºC- 1000ºC17
Specific heat capacity
Temperature20ºC
J/gK0.46
Melting point (ºC)1380
Max continuous operating temperature in air (ºC)1250
Magnetic propertiesnon-magnetic
Temperature Factors Of Electrical Resistivity
20ºC100ºC200ºC300ºC400ºC600ºC
11.0061.0121.0181.0251.018
700ºC800ºC900ºC1000ºC1100ºC1300ºC
1.011.0081.011.0141.021-


Style of supply

Alloys NameTypeDimension
Ni70Cr30WWireD=0.03mm~8mm
Ni70Cr30RRibbonW=0.4~40T=0.03~2.9mm
Ni70Cr30SStripW=8~250mmT=0.1~3.0
Ni70Cr30FFoilW=6~120mmT=0.003~0.1
Ni70Cr30BBarDia=8~100mmL=50~1000




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