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First Mate, 15' 1-1/2" x 5'3".
Sprit-Sloop Rig 104sq.ft |
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First Mate, 15' 1-1/2" x 5' 3".
Balanced Lug Rig 76sq.ft
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Marking panel shapes on scarphed ply. Butt-straps can be substituted for scarphing. |
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Scarphing - it isn't as difficult as it looks! If you are frightened, use butt-straps. |
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Holes drilled to accept cable-ties or wire stitching |
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Bottom panel sprung to approximate rocker before having sides stitched on |
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Stitching on bilge panels. Very few ties required, as the panels lie very fair |
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Stitching on the topside panels. Nice and smooth with few ties required |
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Bulkheads and frames just sitting loosely - no cut-outs, cross members, or deck-beams in yet |
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View from forrard - less than an hour from the start of the stitching process! |
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View from aft - bulkheads up forrard are just lying loosely in place - disregard the gaps |
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Final stitching at bow prior to application of epoxy "tack-welds" to the inside of the hull |
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Inside of forrard buoyancy compartment prior to application of epoxy |
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Close-up of stitching on a bulkhead. Deckbeam has been bevelled, but the plywood is left square-edged |
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Main bulkhead prior to any epoxy work |
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View looking aft - note two temporary cross-braces to help hold a nice fair shape during glassing operations |
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Temporary cross-braces held in with temporary screws through hull topsides |
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Detail view of bulkhead and frame stitching |
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Mounting cleat for stern seat which runs forward to semi-bulkhead in foreground |
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Inside aft compartment - aft deck and outboard well will close this in |
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Looking forward at dry-stitched hull |
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Hull ready for initial tags of thickened epoxy in between stitches |
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Stitching at frame. Note the small bevel on the inside corner of the hull panels - this helps with panel allignment |
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Checking hull is level at all stations to ensure there is no twist |
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Applying the "Tack-Weld Fillets". This photo is from another one of my designs. |
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Heavy wood-flour/epoxy fillet forms stem |
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First layer of 450gsm double-bias glass at stem |
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Second layer of double-bias overlaps first layer in the centre |
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Wetting out glass at stem with un-thickened epoxy |
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Wetting out glass at stem using un-thickened epoxy |
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Close-up of glass taping inside aft buoyancy compartment.Fillets formed from 50 micron woodflour. |
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Section showing stem fillet formed with 50 micron woodflour and epoxy. Covered with two layers of 450gsm double-bias tape |
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Pre-fitting 450gsm double-bias glass to inside of hull |
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450gsm double-bias glass over fillets made using West System Brand 403 Microfibre Blend |
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Close-up of 450gsm double-bias glass. Note that weave is just wet-out, without excess epoxy forming pools. |
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Internal structure prior to final session of glass taping. Note temporary cross braces. |
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Interior shot of hull looking aft. The dark fillets are made using 50 micron woodflour. |
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Scraping temporary "Tack Fillets" using heatgun and hook scraper, to ensure a properly keyed surface for the final fillet and glass layer |
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Close-up of "Tack Fillets" after scraping. |
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Dry fitting glass tape to ensure correct length |
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Dry fitting glass to ensure correctly sized pieces |
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Pre-wetting joints prior to applying epoxy fillet. Note measured glass tapes ready for application. |
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Loading zip-lock bag with thickened epoxy. Corn tin holds bag upright. Fold mouth of bag over to protect zip from epoxy. |
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Cut corner of bag to produce suitably sized bead of epoxy mix. |
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Apply bead of epoxy and then smooth to a fillet shape using a shaped spatula cut from plastic, sheet metal, or wood. |
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Carefully lay glass into the wet epoxy fillet, and then brush un-thickened epoxy through the cloth to wet-out |
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Centreboard case sides and bed logs clamped-up over a straight table while glue cures |
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Centreboard case sides and bed logs clamped-up over a straight table while glue cures |
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Laying dry glass cloth on internal faces of centreboard case |
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Using a dry brush to smooth-out the glass cloth |
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Spreading epoxy with a balsa wood spatula |
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Finishing with a 2 inch brush. Aim to just wet-out the cloth on the first application - filling the weave comes later |
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Removing any excess resin |
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Cloth wet-out, but with no excess resin in pools. |
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