gel-coat

Gel Coat Basics

Unsaturated polyester resins (UPR) were first developed in the late 1920s in the research group of Dr. Wallace Carothers at DuPont. In the late 1940s, coatings made from these resins were applied to molds to...
montage-of-fiberglass-products

A Primer on Glass Fiber Reinforcements

The Making of Glass Fiber Engineered minerals are melted in high-temperature, firebrick lined furnaces, refined to allow volatile materials to escape the “melt.” The melt flows out of the furnace...
Resin Selection Interplastic Corporation

Best Practices: Resin Selection

There are so many different factors that influence the selection of an appropriate resin. The main thing is to work with your resin supplier, whether it is a distributor or resin manufacturer, to select one...
Best Practices from Janicki Industries

Proper Tooling Design Matters

Early in my composites career, I owned a small shop focused exclusively on manufacturing whitewater racing kayaks and canoes, which was really just an excuse to support my own personal racing habit and...
Strongwell pultrusion machine

Composite Structural Connections

Composite Structural Connections As the polymer composites industry continues to grow, questions arise concerning connections between composites and between composites and other materials such as metals,...