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Nickel Coil

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Composition: Ni Form: Coil Material: Nickel CAS Number: 7440-02-0 Commodity: Metals
Purity Thickness Coil Width Length Temper ⓘ Production Method
99% (2N) to 99.99% (4N) 0.0025mm to 1mm 0.2mm to 609.6mm 0.1m to 2500m As Rolled
Annealed
Half Hard
Hard
Electrodeposited

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Nickel Coil is a versatile industrial material known for its high strength, corrosion resistance, and adaptability in both structural and functional applications. Nickel's resistance to oxidation and chemical attack—especially when formed as a clean, dense coil—makes it suitable for demanding environments like electronics, chemical processing, and aerospace engineering. Studies show that when nickel is deposited with fine grain structures (e.g., through pulse electro-deposition), it exhibits significantly reduced porosity and enhanced corrosion resistance, particularly in chloride-rich environments such as 3.5% NaCl solution. These characteristics stem from optimized microstructures with fewer cracks and refined grains, which reduce corrosion current density and improve passive layer stability. Nickel coils are especially valued in precision forming, magnetic shielding, battery current collectors, and electrical connectors, where consistent mechanical behavior, chemical inertness, and magnetic performance are crucial.

Health hazard/Hazardous to the ozone layer

Serious health hazard

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Key Features

Nickel possesses a combination of material characteristics that make it particularly well suited for energy systems, electronics, aerospace, sensing, and chemical applications:


Exceptional Corrosion Resistance

Nickel forms a stable oxide layer that protects it from chemical attack, offering excellent resistance to acids, alkalis, and moisture. This makes it ideal for use in batteries, fuel cells, chemical reactors, and marine environments where long-term durability is critical.


High Melting Point (1,455 °C)

With a high melting point and strong thermal stability, nickel foil maintains structural integrity under extreme heat. It is widely used in high-temperature applications such as heating elements, aerospace components, and thermal shielding.


Low Electrical Resistivity (6.93 μΩ·cm)

Nickel conducts electricity efficiently, making it a preferred material for battery current collectors, printed circuit boards, and EMI shielding. Its low resistivity supports stable energy transfer and performance in electronic and power systems.


Ferromagnetic Behaviour

Nickel's ferromagnetic nature enables its use in magnetic sensors, actuators, and shielding applications. This property is especially valuable in aerospace, security tags, and precision instrumentation.


High Mechanical Strength and Ductility

Despite its thinness, nickel offers excellent tensile strength and can be formed into complex geometries without cracking. This makes it suitable for microfabrication, flexible electronics, and high-reliability components.


Compatibility with Thin-Film and Nanomaterial Technologies

Nickel foil serves as a substrate for advanced coatings and nanomaterials, including graphene films, piezoelectric layers, and nickel oxide nanowires. Its smooth surface and thermal resilience make it ideal for cutting-edge energy storage and sensor applications.

Industrial Applications

High-purity nickel is used across advanced industries for its corrosion resistance, thermal stability, electrical conductivity, and mechanical strength:

Energy Storage & Battery Systems
Used as a current collector in lithium-ion, nickel-metal hydride (NiMH), and solid-state batteries, nickel foil enhances conductivity, thermal stability, and cycle life in electric vehicles, power tools, and grid-scale storage.
Electronics & Circuit Fabrication
Nickel foil provides ultra-thin, conductive, and corrosion-resistant layers in printed circuit boards, resistors, and flexible electronics. Its structural stability supports high-density circuit designs in advanced electronics.
Aerospace & Defence Engineering
Employed in aerospace components requiring high strength-to-weight ratios and thermal endurance, nickel is used in shielding, structural laminates, and high-temperature insulation for aircraft, satellites, and defence systems.
Heating Elements & Thermal Systems
With a high melting point and low electrical resistivity, nickel is used in precision heating elements for industrial furnaces, sensors, and thermal control systems operating under sustained high temperatures.
Sensors, MEMS & Thin-Film Devices
Serves as a substrate for thin-film deposition and piezoelectric layers. It supports the fabrication of nickel oxide nanowires, graphene films, and PZT films used in sensors and actuators.
Security & Magnetic Tagging
Its ferromagnetic properties make nickel is ideal for anti-theft tags, magnetic sensors, and smart packaging. It enables compact, durable, and responsive magnetic components in retail and access control systems.
Fuel Cells & Electrolysers
Nickel is increasingly used in hydrogen production and clean energy systems, particularly as a corrosion-resistant electrode material in alkaline fuel cells and water electrolysers.

Synonyms

Nickel Roll Nickel Foil Coil Nickel Foil Reel Rolled Nickel Foil Coiled Nickel Foil Reeled Nickel Foil

Material Properties

Atomic Properties
Element Value
Atomic number 28
Crystal structure Face centred cubic
Electronic structure Ar 3d⁸ 4s²
Valences shown 0, 1, 2, 3
Atomic weight( amu ) 58.69
Thermal neutron absorption cross-section( Barns ) 4.54
Photo-electric work function( eV ) 4.9
Natural isotope distribution( Mass No./% ) 60/ 26.10
Natural isotope distribution( Mass No./% ) 62/ 3.59
Natural isotope distribution( Mass No./% ) 61/ 1.13
Natural isotope distribution( Mass No./% ) 58/ 68.27
Natural isotope distribution( Mass No./% ) 64/ 0.91
Atomic radius - Goldschmidt( nm ) 0.125
Ionisation potential( No./eV ) 2/ 18.2
Ionisation potential( No./eV ) 4/ 54.9
Ionisation potential( No./eV ) 6/ 108
Ionisation potential( No./eV ) 1/ 7.63
Ionisation potential( No./eV ) 3/ 35.2
Ionisation potential( No./eV ) 5/ 75.5
Mechanical Properties
Element Value
Hardness - Brinell 190
Hardness - Brinell 100
Material condition Hard
Material condition Soft
Poisson's ratio 0.312
Poisson's ratio 0.312
Bulk modulus( GPa ) 177.3
Bulk modulus( GPa ) 177.3
Tensile modulus( GPa ) 199.5
Tensile modulus( GPa ) 199.5
Izod toughness( J m⁻¹ ) 160
Izod toughness( J m⁻¹ ) 160
Tensile strength( MPa ) 400
Tensile strength( MPa ) 660
Yield strength( MPa ) 150
Yield strength( MPa ) 480
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 6.9@20°C
Temperature coefficient( K⁻¹ ) 0.0068@0-100°C
Thermal emf against Pt (cold 0C - hot 100C)( mV ) -1.48
Physical Properties
Element Value
Boiling point( C ) 2732
Density( gcm⁻³ ) 8.9@20
Density( gcm⁻³ ) 8.9@20C
Thermal Properties
Element Value
Melting point( C ) 1453
Latent heat of evaporation( J g⁻¹ ) 6378
Latent heat of fusion( J g⁻¹ ) 292
Specific heat( J K⁻¹ kg⁻¹ ) 444@25°C
Thermal conductivity( W m⁻¹ K⁻¹ ) 90.9@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 13.3@0-100°C
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Available Configurations

Properties common to all products in this list

Composition: Ni Form: Coil Material: Nickel CAS Number: 7440-02-0 Commodity: Metals

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Tolerances

Coil
Thickness <0.01mm ±25%
Thickness 0.01mm - 0.05mm ±15%
Thickness >0.05mm ±10%
Coil Width <100mm ±1mm
Coil Width >=100mm +2% / -1%
Length +10% / -0%