I am having a die made to extrude aluminium foil shapes, the idea is that a common nose extrusion can be made to produce a variety of sizes of...
Does anyone have experience with the Alloy 6005-T5 for marine extrusions, an extruder is reccomending it instead of 6061-T6. I have not heard of...
I am looking to ship two boxes of boat parts from Michigan to South coast of the UK, each box is 72"x22"x22" and weighs around 75lb, can anyone...
Why do most human powered boats (pedal boats) use a twisted chain drive, surely a twisted belt drive would be better as it is better suited to the...
How about this, just spotted on the BBC http://news.bbc.co.uk/media/avdb/news/video/72000/bb/72382_16x9_bb.asx A google found this....
There is a very interesting thread over on catsailor.com about T foils on beachcats...
A Hobie trifoiler won the boats section at Weymouth speedweek with an impressive average speed over a 500m course of 27.93 knots. A catamaran...
Does anyone have any experience of Accelerated testing of water absorption of composites. I have heard of ASTM D570 24 hr boiling water tests and...
Does anyone have any experience with or comments about the use of vaccuum formed twintex as a hull material. see http://www.twintex.com/
I have heard lots of people say that traditional foils, NACA and the like, are not good for surface piercing, but have yet to find anyone to say...
Does anyone know about composite tooling products for rotational molding. I am told that there are some resins and reinforcements that can...
In the post "Bow forms for a- & c-class cats " a couple of people were asking for more information on the hull shapes, I am sure there are a...
I have been told that aluminium reacts very badly with carbon fibre in sea water, the aluminium is supposed to "corrode" (oxidise) very quickly,...
Does anyone know how much reserve volume is designed into the hulls of a normal beachcat. To clarify If the cat weighs 150kg and the...
What is the lightest (least mass) type of rig for a dinghy? regardless of performance (within reason), i.e. don't say no sails.:)
I am building a folding multihull (see attachment or www.fourhulls.com), to go on the roof of my car, not having much experience at hull design I...
