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  1. #11
    Journeyman Curmudgeon
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    Lapidary supply places carry it, too. It's a common polish for faceters, and is often labled as good for difficult-to-polish metals as well as rock.

  2. #12
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    Quote Originally Posted by chem_fun View Post
    So, what would happen if I order a bit from my chemical supply company. Getting lab grade stuff? Would that be better than any of the other Chromium Oxides out there?
    The potential problem with that, is has the lab grade stuff had the same quality control standards for grain size as the lappidary grade stuff?

  3. #13
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    Quote Originally Posted by chem_fun View Post
    Why filter? Grain size? You could dissolve it, spread it out and let it air dry to make a finer "grain." Aren't there instructions for the powders where you add it to water to make a paste?
    How solulable is chromium oxide(specificaly Cr2O3)

  4. #14
    Senior Member Ditch Doc's Avatar
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    Sorry if this is changing the thread a bit. Does anyone have 1.0 ChromeOx?

  5. #15
    The original Skolor and Gentileman. gugi's Avatar
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