CNC cut foam to make a mold

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CNC cut foam to make a mold

CNC cut foam to make a mold

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Joel Illerhag	Joel Illerhag posted 7 Years Ago HOT Topic Details
Group: Forum Members Posts: 14, Visits: 37	Hi! I will CNC cut a plug from Polystyrene foam and will buy the Easycomposites "Uni-Mould Complete Mould Making Kit " My question is: How can I get a smooth surface at the finished foam-plug before I put gelcoat on? Is there some kind of product that would be suitable for this? The plug is 1800 mm long and 600 mm wide. Have a great day! Regards. Joel Edited 7 Years Ago by Joel Illerhag
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CNC cut foam to make a mold

Joel Illerhag - 7 Years Ago

Assuming that is a violin for this small size it would be nice to simply use the tooling board materials which can then be sealed. Afoam surface would need at least some light fiberglass and a...

Fasta - 7 Years Ago

Hi Fasta! Thanks for your answer. It seam to be a good idea to put glassfiber on top of the foam. I saw a guy that is using "epoxy fairing compound" or putty to flatten out the glassfiber after...

Joel Illerhag - 7 Years Ago

Ok a bit bigger then. It just seems that since you have CNC to accurately make a nice pattern that a firmer material will better replicate the CNC. With some general strength better than a typical.....

Fasta - 7 Years Ago

Thanks Fasta, A very good advice about not using dens epoxy. It would be a nightmare to sand down. I will definatly go for "epoxy faring pastes". I found this at easycomposites:...

Joel Illerhag - 7 Years Ago

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