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Artificial corundum, whether or not chemically defined; aluminium oxide; aluminium hydroxide
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2818109120

  • Artificial corundum, whether or not chemically defined; aluminium oxide; aluminium hydroxide
  • Artificial corundum, whether or not chemically defined
  • With an aluminium oxide content of less than 98,5 % by weight
  • With less than 50 % of the total weight having a particle size of more than 10 mm
  • Sintered corundum with a micro crystalline structure, consisting of aluminium oxide (CAS RN 1344-28-1), magnesium aluminate (CAS RN 12068-51-8) and the rare earth aluminates of yttrium, lanthanum, and neodymium, with a content by weight (calculated as oxides) of: - 92 % or more, but less than 98,5 % of aluminium oxide, - 2 % (± 1,5 %) of magnesium oxide, - 1 % (± 0,6 %) of yttrium oxide, and - either 3 % (± 2,2 %) of lanthanum oxide or - 2 % (± 1,2 %) of lanthanum oxide and neodymium oxide, with less than 50 % of the total weight having a particle size of more than 10 mm

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