Dysprosium Foil

Formula: Dy

Form: Foil/Film/Sheet

Material: Dysprosium

CAS Number: 7429-91-6

Commodity: Metals

Purity: 99%

Temper: As Rolled

Dysprosium Foil is available in 28 variations and offers a rare earth metal known for its high magnetic strength at high temperatures. This makes it useful for industrial applications like lasers, magnets and data storage. In addition, Dysprosium offers corrosion resistance and durability, making it also well-suited to high-temperature oxidation protection in aerospace and nuclear industries. With its unique properties, Dysprosium Foil has a wide variety of scientific and engineering applications across many industries.

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Technical Data Sheet Tolerance Properties

each

Tolerances

Foil/Film/Sheet

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

Material Properties for Metals

Atomic Properties

Element	Value
Atomic number	66
Crystal structure	Hexagonal close packed
Electronic structure	Xe 4f¹⁰ 6s²
Valences shown	3
Atomic weight( amu )	162.5
Thermal neutron absorption cross-section( Barns )	930
Natural isotope distribution( Mass No./% )	164/ 28.20
Natural isotope distribution( Mass No./% )	160/ 2.34
Natural isotope distribution( Mass No./% )	163/ 24.90
Natural isotope distribution( Mass No./% )	158/ 0.10
Natural isotope distribution( Mass No./% )	156/ 0.06
Natural isotope distribution( Mass No./% )	161/ 18.90
Natural isotope distribution( Mass No./% )	162/ 25.50
Atomic radius - Goldschmidt( nm )	0.177
Ionisation potential( No./eV )	1/ 5.93
Ionisation potential( No./eV )	2/ 11.67

Mechanical Properties

Element	Value
Material condition	Polycrystalline
Poisson's ratio	0.232
Bulk modulus( GPa )	39.2
Tensile modulus( GPa )	63.1
Hardness - Vickers( kgf mm⁻² )	55
Tensile strength( MPa )	248
Yield strength( MPa )	228

Electrical Properties

Element	Value
Electrical resistivity( µOhmcm )	91@20@20°C
Temperature coefficient( K⁻¹ )	0.0012@0-100°C

Physical Properties

Element	Value
Boiling point( C )	2562
Density( gcm⁻³ )	8.536@20°C

Thermal Properties

Element	Value
Melting point( C )	1412
Latent heat of evaporation( J g⁻¹ )	1725
Latent heat of fusion( J g⁻¹ )	105
Specific heat( J K⁻¹ kg⁻¹ )	173@25°C
Thermal conductivity( W m⁻¹ K⁻¹ )	10.7@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ )	8.6@0-100°C