Alumina

3DCeram Alumina 3D Printing Paste

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OXIDE CERAMICS
Al2O3, basic material being useful in many applications for technical ceramics, good mechanical behavior in the high temperatures, the good thermal conductivity, the big electric resistivity, the great hardness, the good wear resistance, the chemical slowness.

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Description

Properties

• Good mechanical strength
• Good thermal conductivity
• High electrical resistivity
• High hardness
• Good wear resistant
• Chemically inert

Applications

• Electric Insulators
• Laboratory devices
• Telecommunication equipment
• Electronical Devices
• Spatial
• Foundry Cores
• Optical Instruments

PHYSICAL AND MECHANICAL PROPERTIES

Density>3.9 g/cm3
Grain size after sintering2.2 μm
4-pt bending strength397 MPa
Weibull modulus14.сен
Theorical Young modulus300 GPa
Vickers hardness16.4 GPa
Fracture toughness
 4 MPa.m^1/2
Thermal properties from -50°C to 60 °C 
Thermal conductivity at RT23.3 W/m.K
Thermal expansion coefficient
at -50 °C3.74 *10^-6 K^-1
at 20 °C4.98 *10^-6 K^-1
at 60°C5.51 *10^-6 K^-1

Additional information

Brand

Country

France