NiCr Wire High Electrical Resistance Melting Point Nichrome Wire for Slide Rhostat

Brand Name:TANKII
Certification:ISO9001:2008
Model Number:NiCr80/20
Minimum Order Quantity:20kg
Delivery Time:7-15 days
Payment Terms:L/C, T/T, Western Union, MoneyGram
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Location: Shanghai Shanghai China
Address: 1900 Mudanjiang Road, Baoshan District, 201999, Shanghai, China
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NiCr Wire High Electrical Resistance Melting Point Nichrome Wire for Slide Rhostat

1.Brief introduce
Nichrome wire is constructed from an alloy made from nickel (Ni), chromium (Cr), and often iron, primarily it is used as a resistance wire. It is widely used in home appliances and industrial heat treatment area.

Nichrome Alloy GradeCr20Ni80,Cr20Ni30,Cr15Ni60,Cr20Ni35,Cr20Ni40
FormeRound wire,Flat wire,Strip,Bar,Spring shaped, Wave shaped,Radiant tube heater
Size

Wire: 0.025mm-10mm
Ribbon: 0.05*0.2mm-2.0*6.0mm
Strip: 0.5*5.0mm-5.0*250mm

furnance spring wire according to customers requirement


Performance materialNiCr80/20
CompositionNiRest
Cr20.0~23.0
Fe≤1.0
Maximum temperature℃1200
Meltiing point ℃1400
Density g/cm38.4
Resistivity1.09±0.05
μΩ·m,20℃
Elongation at rupture≥20
Specific heat0.44
J/g.℃
Thermal conductivity60.3
KJ/m.h℃
Coefficient of lines expansion18
a×10-6/℃
(20~1000℃)
Micrographic structureAustenite
Magnetic propertiesNonmagnetic




2.Feature of NiCr Alloy
(1)High resistance
(2)Low temperature coefficient of resistance
(3)High working temperature
(4)Good corrosion resistance especailly under high temperature

(5)Good performance of anti-carburizing, the atmosphere and surface of sulfur pollution.
(6)Long useful life
3. Advantages of NiCr alloy
(1)Good corrosion resistance at high temperature.
(2)The price is cheaper than Nickel Chrome wire.
(3) It can be widely used in industrial furnacess, household appliances and far-infrared devices.


4. The application of NiCr wire
NiCr heating wire is widely used for making electric heating elements in home appliances and industrial furnaces. Typical applications are flat irons, ironing machines, water heaters, plastic moulding dies, soldering irons, metal sheathed tubular elements and cartridge elements.

5.Application in Resistor
A rheostat is a variable resistor which is used to control current. They are able to vary the resistance in a circuit without interruption. The construction is very similar to the construction of a potentiometers. It uses only two connections, even when 3 terminals (as in a potentiometer) are present. The first connection is made to one end of the resistive element and the other connection to the wiper (sliding contact). In contrast to potentiometer, rheostats have to carry a significant current. Therefore they are mostly constructed as wire wound resistors. Resistive wire is wound around an insulating ceramic core and the wiper slides over the windings.
As below pictures:




China NiCr Wire High Electrical Resistance Melting Point Nichrome Wire for Slide Rhostat supplier

NiCr Wire High Electrical Resistance Melting Point Nichrome Wire for Slide Rhostat

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