Thanks, that all makes sense. I'm going to cast some aluminium so I presume zinc will be ok as it has a lower melting point. I will apply all the...
Yes I've seen the same problem with steel punchings in concrete as used in small trailerable fixed keel boats, usually the water gets into the...
If I was constructing a boat for sale or commercial purposes I would be heavily involved with the naval architect and or engineer. However I am...
How about tungsten, all those tig electrode stubs have got to be good for something. Similar density to gold. 30 bucks a kilo. Not radioactive...
It might help if I clarify a few things. (1) The ballast is internal so the type of ballast will not alter the drag. (2) The keel runs the...
I'm thinking of using zinc instead of lead in my aluminium hull. Has this been done before? The advantages would be zero corrosion (the ballast...
