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Cheap subsonic .30 cal bullets?

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  • #16
    So what if we mold something using epoxy and barium sand?

    hmmmmmmmm.....

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    • #17
      Originally posted by Bassics View Post
      So what if we mold something using epoxy and barium sand?

      hmmmmmmmm.....
      That's interesting. I suppose you could make a mold of a hornady 225gr or the like, I hadn't thought about that - I guess I figured any mold I would make wouldn't withstand the heat of lead. I guess barium sand is the solution. At the moment I don't have a furnace.
      "When the people find that they can vote themselves money, that will herald the end of the republic." -Benjamin Franklin
      "A democracy will continue to exist up until the time that voters discover that they can vote themselves generous gifts from the public treasury." -Alexander Fraser Tytler

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      • #18
        well investment casting is glue and powder. Take it one step further and line the mold with saran wrap and you need no heat.

        Would it swage into the rifling like lead? I dunno. That is why we will experiment using your barrel...

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        • #19
          I wouldn't shoot anything I wanted to eat later with barium.
          ZOMBIE REAGAN FOR PRESIDENT 2016!!! heh

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          • #20
            Originally posted by Yale View Post
            I wouldn't shoot anything I wanted to eat later with barium.
            Why? They make you drink a shitload of it when you have to get xrays and stuff.
            Originally posted by lincolnboy
            After watching Games of Thrones, makes me glad i was not born in those years.

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            • #21
              Originally posted by DOHCTR View Post
              Why? They make you drink a shitload of it when you have to get xrays and stuff.
              Wait, so we're just talking about barium sulfide?
              ZOMBIE REAGAN FOR PRESIDENT 2016!!! heh

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              • #22
                Originally posted by Yale View Post
                Wait, so we're just talking about barium sulfide?
                Don't know man, all I know is that I had to drink three giant ass cups of that crap at the hospital one time. It tastes like chalk and had the consistency of gojo.
                Originally posted by lincolnboy
                After watching Games of Thrones, makes me glad i was not born in those years.

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                • #23
                  Originally posted by DOHCTR View Post
                  Don't know man, all I know is that I had to drink three giant ass cups of that crap at the hospital one time. It tastes like chalk and had the consistency of gojo.
                  Lame!
                  ZOMBIE REAGAN FOR PRESIDENT 2016!!! heh

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                  • #24
                    drilling mud is non toxic and heavy.

                    We used to set fulcrum piers for rail car weigh stations using barium based drilling mud and epoxy instead of grout. That stuff is heavy, strong, waterproof and flameproof. It might be too hard without a jacket, or it might not be heavy enough, or both.

                    Then there is always swaging. BLK doesn't need anything more than an old fashioned jacket for subsonic rounds, would it be possible to recoup the swaging investment? That is a lot of capital but not all of it would be limited to the BLK if you wanted to expand.

                    What would it cost for tools? $5k?

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