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Profile at a glance - Aluminium Oxide
  Our material OK997 is a high purity, 99.7% aluminium oxide ceramic.
OK997, with its fine structure, demonstrates a combination of properties
which can not be beaten.

Depending on the construction, sizes of up to ø 450mm or up to ø 600mm
are possible – with high surface compression (2000 MPa).
       Our ceramic materials
       OK 997 Aluminium oxide
         Profile at a glance
         Fields of application
       CARSIC 310 Silicon carbide
       CR 101/105 Zirconium oxide
 
• Resistance to temperatures of up to 1,500°C
• Extreme hardness and form stability
• High compressive strength
• Low specific density (3.90 g/cm³)
• Very high corrosion resistance
• Very high wear resistance
• Dielectric properties
• Electrically insulating
• Specific volume resistance 5 x 10Ω cm
• High disruptive strength 20 KV/mm
• Good thermal conductivity 28 W/m K
• High finish quality