[TheForge] Foundry letter sets

[Roy Wilson]

On Wed, 13 Feb 2002 08:49:20 -0500, Bruce Freeman wrote:

>Are you talking about pouring hot metal into a mold made of dry cement mix and motor oil?  Are you sure about this?  I would be concerned that the non-refractory cement, which is a carbonate, would release CO2 gas when hit with hot metal.  

	Yup.  Finishing mortar and light motor oil, 15-30 weight. 
I've cast aluminum and silver with it in place of green sand
without any problems, other than the stinky smoke.



Roy Wilson
General Operations Director
Zanzibar Internet Land Line Administrator

<Roy@Wilson-Eclectics.com>