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In conventional construction the layers of fiberglass are laid in a mold and soaked with resin. The resin is then worked in and the combined layers are allowed to cure until hard. If the laminate were pressed together, the layers would bond better. And if the excess resin were squeezed out, strength would be increased, weight reduced, and air voids eliminated.

The best way to press the laminate is with vacuum bagging. Here the layers are placed in the [Read more...]