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Hai-Nicr70 Flat Wire for Double Strip Coils Braking Resistor Featured Image
  • Hai-Nicr70 Flat Wire for Double Strip Coils Braking Resistor
  • Hai-Nicr70 Flat Wire for Double Strip Coils Braking Resistor

Hai-Nicr70 Flat Wire for Double Strip Coils Braking Resistor

Short Description:


  • Model NO.: Ni70cr30 Strip
  • Resisivity: 1.18
  • Packing: Standard
  • Thickness: 0.1-0.5mm
  • Surface: Bright
  • Trademark: Neutral
  • Specification: 0.1*5mm
  • HS Code: 7506200000
  • The Highest Use Temperature: 1250c
  • Density: 8.1g/cm3
  • OEM: Yes
  • Width: 5mm
  • Transport Package: Wooden Cases or Cartons
  • Origin: China
  • Application: Aviation, Electronics, Industrial, Medical, Chemical
  • Standard: JIS, GB, DIN, BS, ASTM, AISI
  • Purity: 70%
  • Alloy: Alloy
  • Type: Resistance Alloy
  • Powder: Not Powder

    • Product Detail

    FAQ

    Product Tags

    Hai-Nicr70 Flat Wire 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 P S Mn Si Cr Ni Al Fe Other
    Max
    0.03 0.02 0.015 0.60 0.75~1.60 28.0~31.0 Bal. Max 0.50 Max 1.0 -

    Typical Physical properties

    Density (g/cm3) 8.1
    Electrical resistivity at 20ºC(mm2/m) 1.18

     

    Coefficient of thermal expansion
    Temperature Coefficient of Thermal Expansion x10-6/ºC
    20 ºC- 1000ºC 17

     

    Specific heat capacity
    Temperature 20ºC
    J/gK 0.46

     

    Melting point (ºC) 1380
    Max continuous operating temperature in air (ºC) 1250
    Magnetic properties non-magnetic

     

    Temperature Factors Of 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 1.008 1.01 1.014 1.021 -

    Style of supply

    Alloys Name Type Dimension
    Ni70Cr30W Wire D=0.03mm~8mm
    Ni70Cr30R Ribbon W=0.4~40 T=0.03~2.9mm
    Ni70Cr30S Strip W=8~250mm T=0.1~3.0
    Ni70Cr30F Foil W=6~120mm T=0.003~0.1
    Ni70Cr30B Bar Dia=8~100mm L=50~1000
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