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  1. NPortman

    trying to figure the quality of an ultra high purity aluminum

    That puts me in a good company :-) Thanks for the help! NP
  2. NPortman

    trying to figure the quality of an ultra high purity aluminum

    IRstuff, in this poor quality jpg that I uploaded, anything can give an indication about the metal's quality and cost? (it's in approx. 1000 gr ingots) Thank you! NP
  3. NPortman

    trying to figure the quality of an ultra high purity aluminum

    1. Thank you (I knew it is 2.7 but then I saw metals like Al oxide that as far as I remember had a dif. number.. so I asked to be sure) 2. Yes I did look at the 3 of them and at each I tried to go and find anything 'closer' to the 'raw' Appreciate your help.
  4. NPortman

    trying to figure the quality of an ultra high purity aluminum

    Thanks for the links IRstuff ! if I take for example: Aluminum Target, 99.999% Al (19mm x 1.5mm) each 225.00 that's 28.5 cubic mm (that's close to 1 gr ? * * ) so this material is approx. USD 200,000 / kg * * what would be the specific gravity of such aluminum ? The question is: do cut N...
  5. NPortman

    trying to figure the quality of an ultra high purity aluminum

    Okay. Sorry, I wasn't sure what was the right forum for my question.
  6. NPortman

    trying to figure the quality of an ultra high purity aluminum

    here's the jpg - not sure if it went in in the former posthttp://files.engineering.com/getfile.aspx?folder=16413bb6-f4c2-4019-a69b-9ee64d364266&file=data.jpg
  7. NPortman

    need help in verifying quality /price of ultra pure aluminum

    Hi, I would appreciate your help on that: There is an Ultra high purity aluminum stock calimed to worth USD 200,000 / kg. I need to verify this value... I am told that the lower the 'alpha-particle emission rate' is - the (very much) more expensive the material is; my question is, Any other...
  8. NPortman

    trying to figure the quality of an ultra high purity aluminum

    Hello to you, I would appreciate your help on that: There is an Ultra high purity aluminum stock calimed to worth USD 200,000 / kg. I need to verify this value... I am told that the lower the 'alpha-particle emission rate' is - the (very much) more expensive the material is; my question is...

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