Parts for high-temperature applications: The following properties of aluminium and zirconium oxides are used for high-temperature applications: good thermal strength, high electric insulating properties, high corrosion resistance, good thermal conductivity, temperature resistance up to 1750°C. Typical parts are crucibles with cover, combustion boats and roasting dishes, pipes, probe elements, capsule-shape vessels and plates as sintering devices. These parts are used in laboratories and industry for annealing, melting and sintering processes