NATIONAL SHELL CORE MACHINE IN THE GREY IRON FOUNDRY AUTOMATICALLY INJECTS SAND INTO CLOSED, HEATED CORE BOXES THAT SET THE RESINS AND PERMIT A HARDENED CORE TO BE REMOVED BY THE OPERATOR. Stockham Pipe and Fittings Company, Grey Iron Foundry, 4000 Tenth Avenue North, Birmingham, Jefferson County, AL
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License: Licensed
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