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  1. nonobaddog

    Buna-N or Butyl with DME/Propane

    I did some testing, looks like the NBR is the way to go, the Viton material actually swells quite a bit while in contact with the mix. Thanks.
  2. nonobaddog

    Buna-N or Butyl with DME/Propane

    I have a customer that uses a Butyl rubber gasket in an application with a 80/20 mix of DME and Propane. The gasket does not provide a sufficient seal as there is evidence of major leakage. I think that a Buna-N gasket would work better. I am trying to find some reference materials that support...
  3. nonobaddog

    Metrology Best Practices

    I know I've seen it in writing somewhere... and it's not so much a procedure or requirement as it was a documented "best practices." Thanks.
  4. nonobaddog

    Metrology Best Practices

    In my years as a metrologist, it has been my practice to report dimensions to 1 place further than the specs given on the print that I'm working with. I know that I have seen this practice in writing as a "best" practice. My boss, who does not understand metrology, wants me to start reporting to...
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