lsearle Posted February 10, 2007 Posted February 10, 2007 We have been using exactly this method for 20 years to pull the bubbles out of two pack varnish in cold weather! then we heat the surface to about +5 over ambient and apply. Is there a " best " kind of rope to use? Is poly better than Nylon ? Quote
Hirilonde Posted February 10, 2007 Posted February 10, 2007 The plastic sheet will make the soaked line smooth because you dont want to have to sand it' date=' which is almost impossible anyway.[/quote']Would vacuum bagging improve on this? Or do you think your stretching technique is quite sufficiant? Quote
Tom Lathrop Posted February 10, 2007 Posted February 10, 2007 I think vacuum bagging is great when it is needed but would be an added complication here and might even be worse. The best kind of line? All the synthetics are very tough so the decision rests on which one is easiest to use. I would not use polypropylene though. Braided line is more symetrical and make a smooth edge. The soft kind soaks up resin quicker. We used a nubby line because that is what we had at the time and time is limited but it needed more fairing with thickened epoxy than braided would have. All the lines I have used have taken up the epoxy well enough. I have used this technique on the lead daggerboard of a 26' racing boat (larger line of course) and had the boat come to a complete stop after hitting an old engine block, or something like that, under power in our creek - no damage. Try an experiment. Soak a short length of line in epoxy and let it cure. Try pummeling it with a hammer to see the toughness of it. Quote
Tom Lathrop Posted February 16, 2007 Posted February 16, 2007 One of us remembered to bring a camera today,so here are some latest photos. Time flies but still planing to be at the start on time. Maybe some warmer weather next week. Quote
Garry Posted February 16, 2007 Posted February 16, 2007 Details, details. There is always so much to do after the basic hull and deck come to gether. Looking great. Curious, what is the advantage to having the tiller pass through the opening in the stern rather than passing over the stern? Quote
Tom Lathrop Posted February 16, 2007 Posted February 16, 2007 Details' date=' details. There is always so much to do after the basic hull and deck come to gether. Looking great.Curious, what is the advantage to having the tiller pass through the opening in the stern rather than passing over the stern?[/quote'] It helps keep the mizzen sheets from snagging on the rudder head when tacking or jibing. Quote
Designer Posted February 16, 2007 Author Posted February 16, 2007 I mainly ran the tiller through the transom to save weight. You might find the spar tops interesting. The best strength to weight ratio we could find was thin wall birdsmouth wood with carbon braid on the outside. The mainmast top weighed 7# 3 ounces for 10' long and 3 1/4" dia. tapering to 2". We could find commercially made all carbon spars at just over 1# per foot. Quote
Tom Lathrop Posted February 16, 2007 Posted February 16, 2007 I mainly ran the tiller through the transom to save weight. I like my version better. Just for that, I'm going to sneak an extra teaspoon of epoxy into the mizzen mast top. Quote
Joe Nelson CS#35 Posted February 16, 2007 Posted February 16, 2007 Near as I can tell...you have set a record for length of one thread on this forum. I cant wait to see how the bowsprit works out and modify my CS 20 for one! I have always liked this set up for downwind and reaching. It is nice to see a departure from the traditional sharpie sailplan. Should be able to jibe the spinnaker without dousing. That will be a great improvement from the staysail for short course work. I might be able to give the lightnings a run for their money on all points of sail. I think you could single hand the new setup too if rigged right. I will be interested in seeing how you deal with the halyard/backstay while jibing. Without a jib hanked on a forestay...jibing sould be a snap. Nothing to work around. We need video this year of your racing!!! Quote
Garry Posted February 16, 2007 Posted February 16, 2007 Wow! The detail on that section of the wood & carbon braid mast is great! Each section of wood has the edge-grain turned perpendicular to the outer diameter. I understand now, Graham, what you meant when you were talking about building carbon/wood masts for the P28 so they would be easily raised and lowered. The combination of the tensile strength of the carbon and the compressive strength of the relatively thick wood sections should work great. Quote
Designer Posted February 19, 2007 Author Posted February 19, 2007 The boat is mostly painted, just have the sides to top coat and some non skid to apply. The spars are well underway, I think the end is in sight. Quote
Doug Cameron Posted February 21, 2007 Posted February 21, 2007 Just 10 days until we see you on the beach at Fort DeSoto. Quote
Designer Posted February 21, 2007 Author Posted February 21, 2007 I wish that that we had 20 more days. Our sails have been hung up at Customs at Kennedy Airport since last Friday lacking form C. They would not answer the phone until Tuesday but we are promised that they will be here this week. Quote
Kim Peters Posted February 21, 2007 Posted February 21, 2007 Wow! Where did the sails come from? Kim Quote
Dale Niemann Posted February 23, 2007 Posted February 23, 2007 Graham/Tom, Will you be carrying a GPS satellite transmitter like you did last year so we can follow your every move. It was really great to do that, I hope you do have one. Dale Quote
Designer Posted February 23, 2007 Author Posted February 23, 2007 We like most major sail lofts have our sails made offshore so that we can keep the prices low. I just heard that the customs released the sails tonight at 7:15 after only a little over 6 days and they made the flight to Greensboro NC so that we will have them tomorrow afternoon. Yes Dale we have the satellite tracker again this year. It has been tested and given a new battery and is working fine. Carla will post the tracking info in a few days. There is still lots to do with the rigging and finishing the 1001 little details but with luck we might test sail Sunday. Quote
Charlie Jones Posted February 23, 2007 Posted February 23, 2007 FANTASTIC!! When I talked to Carla this afternoon she was VERY unsure. So glad they made it out of hock Good on you Mate Quote
Joe Nelson CS#35 Posted February 23, 2007 Posted February 23, 2007 When you get around to designing a Spi pole for the CS 20, I hope that you can design one that fits on top of the deck to reduce modifications necessary to the boat. The Ultimate 20 has one that slides in and out of another larger tube that is attached to the deck and the extention and retraction is done by a pulling on lines that lead to the cockpit. Quote
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