Nickel Coil

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.

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Tolerance

Properties

Reference & Citations

Health hazard/Hazardous to the ozone layer

Serious health hazard

each

Tolerances

Coil

Thickness	<0.01mm	±25%
Thickness	0.01mm - 0.05mm	±15%
Thickness	>0.05mm	±10%

Material Properties for Metals

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@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