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Bubble Alumina (Al2O3)


Bubble Alumina is produced by atomizing melted high-purity alumina. The atomized particles form hollow spheres.  Bubble Alumina, by nature of its structure, has very low thermal conductivity and low bulk density.

Typical Properties
  • High Hardness

  • Abrasion / Wear-Resistance

  • Chemical Inertness

  • Superior Insulating Properties

  • Resistance to Thermal Shock

  • Dielectric Properties

  • High Melting Point

Typical Applications
  • Filtration

  • High-Porosity Applications

  • Coatings