GET STARTED
FREE PRINT & DIGITAL EDITIONS
Explore the latest Techniques & Tips articles
Woods of the World Epoxy Adhesion Testing by Tom Pawlak — GBI Technical Advisor Above: Epoxy’s adhesion to wood is the focus of this study of dozens of wood varieties from Africa and the Philippines. We recently purchased a 154-piece wood sampler from Eisenbrand Inc., Torrance, California. The 3″ × 6″ × ½” specimens originated […]
by Tom Pawlak — GBI Technical Advisor Above: The Rapid Strip Brush™ is a great tool when you want to prepare fiberglass laminates for epoxy adhesion. During a recent inspirational hardware store visit, I discovered a rotary wire brush made by Norton™ called the Rapid Strip Brush™. It is used with an electric drill and […]
By Tom Pawlak — GBI Technical Advisor Above: A DCPD blend laminate repaired with WEST SYSTEM Epoxy is tested to failure. The laminate required gross deformation before it failed, meaning epoxy is an appropriate repair material for the type of laminates common on jet skis and snowmobiles. Gougeon Brothers recently did R&D testing on DCPD […]
Working with G/5 Resin & Hardener By Tom Pawlak — GBI Technical Advisor Above: To simplify mixing G/5 Resin and Hardener for a large project, Grant made a carrying pallet with sixteen holes, sized to hold 1-ounce mixing cups (pill cups purchased at a food service outlet). The pallet was covered with duct tape so […]
By Bruce Niederer — GBI Technical Advisor Above: The layout of an Optimist pram provides an example of how to go about estimating epoxy amounts. This formula will help you estimate the amount of mixed epoxy needed to wet out fiberglass cloth (assuming a resin-to-fiber ratio of 50:50) and apply three rolled epoxy coats to fill […]
