On 12 November 2011 23:21, Jack Coats <j...@coats.org> wrote: > There is a yahoo group re-developing making a lathe from concrete. > They are baseing their stuff on a guy that made lathes for turning > large projectiles for the Navy.
This appears to be that yahoo group, and that lathe. > then > poured a low temp metal alloy he developed (formula is lost) Possibly one of these? http://www.alchemycastings.com/lead-products/fusible.htm Cerrosafe sounds fun, it shrinks on initial cooling so you can remove it, then expands back to the exact original dimension. -- atp The idea that there is no such thing as objective truth is, quite simply, wrong. ------------------------------------------------------------------------------ RSA(R) Conference 2012 Save $700 by Nov 18 Register now http://p.sf.net/sfu/rsa-sfdev2dev1 _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
