PROPRIETARY Al 998 Alumina (Al2O3)

Material group: Ceramics / Alumina (Al2O3)
Country / Standard: PROPRIETARY

Data updates

Latest Update: 2022-11
Total number of updates: 4
Update History
2022-07 2021-07 2020-03

This material has 76 properties — only a subset is shown here.

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PROPRIETARY Al 998 Physical Properties

Temperature

PROPERTY / VALUE
Modulus of Elasticity
372 — 379 GPa
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Dielectric Strength
9.65 — 11.4 kV/mm
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Thermal Conductivity
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W/(m∙°C)
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Volume Resistivity
≥ 1e+012 Ω·m
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Color
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Density
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kg/dm³
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Dissipation Factor (tan δ)
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Electrical Conductivity
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S/m
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Relative Permittivity
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Service Temperature
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°C
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Dielectric Loss Factor
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tan δ
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Poisson Coefficient
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Shear Modulus
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GPa
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Coefficient of Linear Thermal Expansion (CLTE)
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10-6/°C
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Water Absorption
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%
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Gas Permeability
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This material has 76 properties — only a subset is shown here.

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PROPRIETARY Al 998 Mechanical Properties

Temperature

PROPERTY / VALUE
Tensile Strength
172 — 200 MPa
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Compression Strength
2240 — 2590 MPa
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Modulus of Rupture
379 MPa
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Mohs Hardness
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  • -Cross References
  • 2Composition
  • 8Mechanical Properties
  • 44Physical Properties
  • -Heat Treatment
  • -Metallography
  • -Machinability
  • -Stress-Strain
  • -Formability
  • -Fatigue
  • -Fracture
  • -Creep
  • -Joints
  • -Coatings
  • -Dimensions
  • -Tribology
  • 20Corrosion
  • -Ageing
  • -Weatherability
  • -Irradiation
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