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Latest articles by Bruce Niederer
by Bruce Niederer — GBI Technical Advisor Above: Batches of epoxy samples awaiting accelerated testing in the hot water bath. We are constantly testing our products to fully understand and characterize them, and this is important both for ourselves and for our customers. A test method will usually produce results in a timely fashion, but […]
Understanding Epoxy and Heat Deflection Temperature By Bruce Niederer — GBI Technical Advisor Above: The test apparatus holds five of the test samples shown below in a bath of heated oil while a three-point load is applied to the sample. It is used to determine heat deflection under load (HDUL) temperature and the effects of […]
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 […]
by Bruce Niederer — GBI Technical Advisor Above: Our study of adding pigments to epoxy. We often get asked ‘What can I use to color my epoxy?’ The intended application is as varied as our customers. Often it’s simply to make it easier to paint over or to provide a color indicator between layers. Sometimes […]
by Bruce Niederer — GBI Technical Advisor Above: We mixed and applied a third coat thickened with 406 Colloidal Silica Filler to create the texture for the non-skid finish on the deck. This racing season onboard Triple Threat has been filled with the usual mix of tedium, laughs, and excitement. It’s a good thing when […]
