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Type: Posts; User: M.B. Naegle

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    Ok, Paragon got back to me with some...

    Ok, Paragon got back to me with some documentation on the process.

    A couple key points are the flow rate of the gas, and time for it to cycle. They recommend that the gas be regulated to 20 psi,...
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    Yes, but we do them cold. After machining they...

    Yes, but we do them cold. After machining they are straightened in an arbor press, then stress relieved, then straightened again, then heat treated, then ground flat. There's a little bit of bow...
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    I found the oven's original manufacturer, Paragon...

    I found the oven's original manufacturer, Paragon in Mesquite, TX. I'll get in touch with them and see if they have any ideas.
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    We never got to, but I think your right it was CO...

    We never got to, but I think your right it was CO we were going to try. We might revisit that process but I think the standard oil quenching or packing parts in case-hardening compound would produce...
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    Let me clarify that first, I'm trying to...

    Let me clarify that first, I'm trying to understand the controlled atmosphere heat treating process, and second how our oven can work with it.

    I'm trying to find where we bought the oven from to...
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    We've tried a few but none of them will do...

    We've tried a few but none of them will do anything about the straightness issue. They'll harden the parts, but any fixturing involved with it is in our hands. We don't have issue hardening D2 in...
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    Not yet but I've read it's cheaper so I plan to...

    Not yet but I've read it's cheaper so I plan to pick up a bottle. We had a few Argon bottles already for welding.
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    Heat Treating in a Controlled Atmosphere

    So we had bought a second oven a few years back, and we opted for one with the plumbing for a controlled atmosphere. Initially we thought about using Compressed C02 to carborize parts, but then we...
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