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Magnesia (magnesium oxide, MgO) is a specialty ceramic with outstanding high-temperature performance, used primarily in thermal engineering, heating elements, crucibles, and refractory applications.

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Technical Ceramic Chemical Properties iconTechnical Ceramic Electrical Properties iconTechnical Ceramic Mechanical Properties iconTechnical Ceramic Thermal Properties icon

Properties Units Value
Flexural Strength, MOR (20 °C) MPa 82 - 103
Fracture Toughness, KIc MPa m1/2

Thermal Conductivity (20 °C)

W/m K
Coefficient of Thermal Expansion 1x10-6/°C 12 - 14
Maximum Use Temperature °C
Dielectric Strength (6.35mm) ac-kV/mm
Dielectric Loss (tan δ) 1MHz, 25 °C
Volume Resistivity (25°C) Ω-cm

1 x 1010 to 6 x 1010