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haywyre1

Frogs

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Years ago I made rubber goose decoys,using plaster molds,latex,and a rotational molding process.Plaster of paris molds were used.This worked just fine with the latex building up on the sides of the mold.The decoy could be stored flat,but inflated with air for use.This was done in my basement one at a time.Seems with a little thought a person could use a similar process for the plastic we use for our lures.

Many swim baits are dipped using a knife and a Colorado blade.Why not a frog shape,and a good plastic worm cement to seal any openings.Just food for thought.And if a two piece mold was heated to near 350deg then filled with a bit of the same 350 deg of plastic,sealed then rotated while it cooled.Should set up rather fast.The latex had to gel to the sides of the mold,then the excess liguid latex was drained then rotated for awhile longer.This took a bunch of time.A small item,as a frog and a heat cool down of the plastic,should be a lot faster.I never done this with plastic,but the process should be similar,and a lot easier than a life size goose decoy mold.The mold was really heavy.

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Haven't tried this but who knows , Just another nutty idea . If you have an injection mold of a frog inject it but don't move the injector off .Give it a minute or to and pull back some of the plastic if you can . Then move the injector pinch the sprue closed because there will be an opening . Pinching it should trap air and keep the plastic from pulling away from the mold sides.

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