30742Re: [bolger] Re: Sneakeasy "Katie" report
- Sep 3, 2003A recent boatbuilder magazine had an article on a experiment by a
boatbuilding amateur. He found 1 layer of Xynole to be 6 times as
abrasion resistant as 1 layer of 6 oz fiberglas. Because of the extra
bulk of the xynole, it was only 2 times as resistant by thickness.
Roger Derby wrote:
>I wish I had more details to give. As far as the mix goes, one just plays
>around on test pieces until it feels right. (I suspect that the carbide
>powder is non-thixatropic so one would add that stuff (colloidal silica)
>first and then stir in the carbide.
>The Aussie had a local source which isn't worth much to us in the Northern
>hemisphere. I searched for the stuff on the net and since I wanted a few
>pounds, not several hopper cars full, didn't have any luck.
>Following a suggestion in MAIB from several years ago, I did experiment with
>lime (from the garden shop) as a filler. Not bullet-proof like the carbide
>would be, but it did give a hard surface and it was cheap. I used it on a
>bulkhead which formed part of the anchor storage bin and could be expected
>to get a lot of abuse. As above, I used colloidal silica first and then
>added the lime.
>----- Original Message -----
>From: "Paul" <bys@...>
- << Previous post in topic Next post in topic >>