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Cerium Oxide (CeO2)


Cerium Oxide is an off-white to yellow colored powder sometimes called cerium dioxide, cerium(IV) oxide, ceric oxide, ceria.  Its trade or hobby names can also be “Jeweler’s Rough” or “Opticians Rough”.  CeO2 is a natural compound most commonly used in ceramics, to polish glass and gems, to sensitize photosensitive glass and in a variety of other applications. Cerium Oxide can be mixed with water to form a paste or slurry.  Compatible with most polishing pads it can be used in both low and high speed equipment with recirculating systems. 









Typical Properties
  • High Hardness

  • High Oxygen Ion Conductivity

  • Absorbs Ultraviolet Radiation

Typical Applications
  • Precision Polishing

  • Lapping

  • Ceramic Parts