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Starting To Build The Cradle Boxes For Our 50ft Sailboat - Ep. 391 RAN Sailing
April 19, 2024 · 20 min · 104K views · Skåne
What this video covers
Johan and Malin are building a 50-foot sailboat at Sunhill Farm, currently focusing on the keel pocket and hull cradle construction.0:20 To ensure a precise fit for the 400-kilogram steel keel plate, Johan creates a template of the keel pocket floor using two layers of 10-millimeter styrofoam reinforced with fiberglass.6:22 He avoids vacuum bagging the template to prevent potential deformation of the floor, opting instead to use lead weights for pressure during the curing process.3:06 After removing the template, he finds it lacks sufficient rigidity and decides to reinforce it by scribing the exact floor curve onto a plywood piece, which he will then attach to the template.16:35 Separately, Johan begins fabricating cradle boxes to support the hull during the upcoming flip.11:52 He uses a Shaper Origin CNC tool to cut 21-millimeter plywood sections, guided by digital files and positioning tape applied to the material.12:18
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