Tag: Backside

Curing and Shrinkage

A very important aspect of thermoset resins is their cure cycle. Unsaturated polyester and vinylester, along with epoxy, require time and temperature in order to achieve what we call “Crosslinking.” This is the the...

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Role of Gelcoat

Gelcoat is the decorative surface found on fiberglass parts such as boats, bathtubs, and restaurant seats. This outer layer is needed for aesthetics and protection of the underlying laminate structure. Chemically it is...

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A couple of design considerations

FRP Composites have their own special set of considerations in design and use. And we will discuss a few here. The traditional fiberglass (unsaturated polyester with glass reinforcement) uses gelcoat on the molded (decorated)...

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