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Recent content by jthornhill

  1. jthornhill

    Turn or mill this part? (or machine as two pieces and join somehow)

    Yes, I've sketched it as 3 pieces: inner barrel, outer barrel and ring. Honestly, depending on how many you are making and your timeframe, welding may well be a good and cost-effective solution. It shouldn't require any special tooling on the part of the machinists unless you wish to skim the...
  2. jthornhill

    Turn or mill this part? (or machine as two pieces and join somehow)

    Just wondering why something like this couldn't be done? I'm assuming your piston is moving in the annular space between the barrel sections.http://files.engineering.com/getfile.aspx?folder=8ab91570-05f8-4776-9e69-1dc5d23cf4b5&file=sweet_jesus.JPG

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