For this demonstration we used 5.5 lbs/ cu. ft airex foam but any brand of closed-cell structural foam compatible with epoxy will work. the foam can be found at most online and local boatbuilding. This is a custom built 45 ft. core sound style round stern boat built by jamie lewis and his son james lewis of lewis bros. boatworks on harkers island, nc. this is the 1st of 15 videos in a. Home boat design forums > construction > boatbuilding > fiberglass and composite boat building > foam core versus wood core discussion in ' fiberglass and composite boat building ' started by sports fan , apr 24, 2012 ..
Online articles by david pascoe, marine surveyor on core materials used in boat building industry; composites, balsa core, used in cored hull, cored bottom, cored decks and others.. The miracle fiberglass had arrived and boat building took off like a rocket. no more cutting and assembly of 2,000 wooden parts. throw some stuff in a mold and presto! instant boat. well, not exactly, but an apt comparison to the work involved in creating a wood boat.. This building method results in a light and very strong hull. maintenance is comparable to grp, the wood core making it extra strong. the core is formed of strip planking laid horizontally over moulds. a lightweight wood with straight grain is the best, e.g. redwood or western red cedar. the planks are glued together and nailed..
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