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Foam Cases

Foam Cases

by Reagan Cole

Originally published as Guild of American Luthiers Data Sheet #62, 1978

These paper-styrene laminates are very strong. I can safely sit on a board made up of 1” foam and two sides of cardboard.

It is most convenient to use cloth hinges, elastic, snaps and velcro in your closure system.

Styrene laminates also make good forms for laminating forms in vacuum presses. No deformation, as gas pressure in the foam “cells” equal outside air pressure.

Suitable glues for styrene foam cores include: white glue, yellow glue, hot melt, pet, ether based impact adhesive (“Styro Bond”). Eposy works, but won’t cut with a hot wire.

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