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Casting the Valve Spindle
Mold for thimble with core set in plsce


Casting the Valve Spindle

Tuesday, August 30, 2016 by MC

Because the thimble is hollow a separate female pattern was made to form a core piece that creates the hollow through the middle of the thimble.

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Astoria Railroad Preservation Association
P.O. Box 541
446 W. Marine Dr.
Astoria, Oregon 97103
(503) 325-5323
e-mail: info@astoriarailroad.org

An Educational Non-Profit Corporation
Dedicated to Promoting Public Awareness of Railroad History
Through the Preservation and Operation of Vintage Railway Equipment.

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