General considerations for epoxy bonded fasteners in wood
By Robert Monroe
With epoxy bonded fasteners, the idea is to balance the three parts, (fastener, epoxy and wood/hole) to obtain optimum performance. The key information needed is the tensile strength of the fastener, the shear strength of the epoxy and the withdrawal resistance of the wood or backing block. Continue reading
Courtesy of Legendary Yachts, Inc.
Washougal, Washington — George H. McEvoy, of Boothbay Harbor, Maine, watched with keen interest as Legendary Yachts, Inc. slowly rotated his Mistral to an upright position. She was designed by L. Francis Herrshoff in 1937 and is being faithfully recreated by our team of craftsmen for a fall 1999 delivery. Mistral measures 63′-6″ x 15′ x 6′-3″ and will carry a baldheaded gaff main and foresail rig of approximately 2,000 sq. ft. Continue reading
By Tom Pawlak — GBI Technical Advisor
I recently ran out of sandpaper for my 5″ diameter random orbital sander, and needed only a few more sanding disks to finish the project. While my sander is equipped for the hook-and-loop style sanding disks, I had only PSA (pressure sensitive adhesive) style sanding disks. These did not stick well to the pad on the sander, and within a minute or two they would fly off, leaving me frustrated. I finished my project by gluing the PSA disks to worn out hook-and-loop disks with contact cement. This actually worked quite well. Continue reading