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Altech Chemicals Company Presentation October 2016

  • Published October 19, 2016 11:23AM UTC
  • Publisher Wholesale Investor
  • Categories Company Updates

18th October 2016, ASX Announcement

Sapphire Gemstone

  • Sapphire & Ruby
  • Natural form of high purity alumina (HPA)
  • Formed by mother nature like diamonds
  • Colour from impurities
  • Nearly as hard as diamond (Moh 9)

What’s HPA?

  • Purified alumina
  • Greater than 99.99% (4N) purity
  • Smelter Grade Alumina (SGA) ~ 99.5% (5,000 ppm impurities mainly sodium)
  • Bayer Process uses sodium hydroxide (NaOH)
  • Sodium impurity is problem for electronics industry

To view the full Presentation, please click on the button below.

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