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by Tom Pawlak — GBI Technical Advisor & Jeff Wright — Vice President of Technical Services Above: This joint style in an edge-glued, 1/8″ thick HDPE plastic strip which holds tight when deflected and is a good choice when gluing plastics. One of our goals for G/flex® was the ability to bond to a variety […]
by Jeff Wright — Vice President of Technical Services Above: Mixing G/flex with other WEST SYSTEM Epoxies increases the versatility of these epoxy systems. WEST SYSTEM 105 Resin-based epoxy is a very versatile system. For years, experienced users have been mixing and blending the various product combinations in countless ways. For example, users may blend […]
Tips for Sign Builders & Everyone Else by Bruce Niederer — GBI Technical Advisor Above: Bonding fasteners in high-density urethane (HDU) foam calls for drilling an oversized hole slightly shallower than the fastener length and setting the fastener in an annulus of thickened epoxy. Many of our readers who are familiar with WEST SYSTEM® Epoxy […]
On Epoxy Adhesion to Metals by Brian Knight—GBI Technical Advisor Above: Surface treatment can make all the difference in epoxy adhesion to metal. Photo by Manny Becerra on Unsplash We have performed tens of thousands of adhesion tests over the years and many of these tests were done on metal surfaces. Below is a summary […]
for Fiberglass Boat Repair by Tom Pawlak — GBI Technical Advisor Above: Epoxy vs. polyester in a typical fiberglass boat repair cross-section. Even though we’ve been promoting the use of WEST SYSTEM® Epoxy for repairing fiberglass boats (boats made with polyester resin) in our manuals and Epoxyworks for many years, we continue to receive inquiries […]
