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can you bake hydrocal in a toaster oven?

I am making teeth mold and making my fake teeth out of polymer clay but wanted to know if I can bake the hydrocal positive mold in a toaster oven safely for the clay. Not able to find any info on this

Update:

the highest temp would be about 275 for about 15 mins

1 Answer

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  • Anonymous
    8 years ago
    Favorite Answer

    Generally it should be safe as long as the hydrocal is dry enough. I would dry the mold for maybe half an hour at less than 212 F (time really would depend on thickness of the hydrocal).

    As soon as you go above the boiling point of water you want to make sure that there isn't too much water in the hydrocal, since boiling water can exert quite some pressure and lead to cracking.

    If the hydrocal is dry enough temperatures of 300For so aren't a problem otherwise.

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