Lost foam

Discussion in 'Home Foundry & Casting Projects' started by Bruce R., Feb 5, 2020.

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  1. Feb 5, 2020 #1

    Bruce R.

    Bruce R.

    Bruce R.

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    been messing with lost foam casting in aluminum with no success, I’m using that blue insulation foam, and when I pour the charge there’s a violent reaction in the mold with lots of smoke. When I shake out the casting it’s full of voids. Wrong foam ?
     
  2. Feb 5, 2020 #2

    dnalot

    dnalot

    dnalot

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  3. Feb 7, 2020 #3

    ddmckee54

    ddmckee54

    ddmckee54

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    Check out the lost foam forum over at The Home Foundry.
    http://forums.thehomefoundry.org/index.php

    Kelly, Al203, does some amazing things with lost foam and they're more than willing to offer help and advice.

    Don
     

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