10-03-2015, 07:00 PM
its probably some sort of prehistoric filler like your thinking, if it was something that they coated the mold with it would of burned off from the heat of the cast iron.
you have a picture of it?
you have a picture of it?
dallen, proud to be a member of MetalworkingFun Forum since Apr 2012.
If life seems normal, your not going fast enough!
If life seems normal, your not going fast enough!