3/30/2023 0 Comments Homemade wood runaboutGlue, screws, rivets and/or nails are used to join the wooden components. Teak or iroko is usually used to create the deck and any superstructure. With tropical species, extra attention needs to be taken to ensure that the wood is indeed FSC-certified. More recently introduced tropical woods as mahogany, okoumé, iroko, Keruing, azobé and merbau. Mildew will grow well on raw linseed oil treated timber but not on boiled linseed oil. Raw linseed oil is not suited to boats as it stays damp and oily for a long time. A valuable 200-year-old waka (Maori canoe) caught fire in New Zealand in June 2014 when restorers left rags piled overnight. Note that used linseed rags should not be left in a pile as they can catch fire. Only boiled linseed oil should be used on a boat and only in the interior as it has very little water resistance but it is very easy to apply and has a pleasant smell. Varnish has about 60% of the water resistance of a good paint system. Varnish and Linseed oil should not be used on the exterior of a hull for waterproofing. No plywood is rot resistant and should be coated with epoxy resin and/or a good paint system. Cheap construction plywood often has voids in the interior layers and is not suitable to boat building as the voids trap moisture and accelerate rot as well as physically weaken the plywood. Plywood is especially popular for amateur construction but only marine ply using waterproof glues and even laminates should be used. Keel and frames are traditionally made of hardwoods such as oak while planking can be oak but is more often softwood such as pine, larch or cedar. The hull of a wooden boat usually consists of planking fastened to frames and a keel. Woods such as Teak, Totara and some cedars have natural chemicals which prevent rot whereas other woods, such as Pinus radiata, will rot very quickly. Its abrasion resistance varies according to the hardness and density of the wood and it can deteriorate if fresh water or marine organisms are allowed to penetrate the wood. 6-metre (20 ft) length such as dinghies and sailboats). It is a popular material for small boats (of e.g. It is buoyant, widely available and easily worked. Wood is the traditional boat building material used for hull and spar construction. The ribs will be added once the shell is complete. Note the protruding dowels on the upper edges of the planks and the fiber caulking in the seams. Construction of the Naga Pelangi in 2004, a Malaysian pinas, using traditional edge-dowelled techniques.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |