16mm Filmography
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Molding with a loose pattern

Shows how to identify and use common bench molder's tools; how molding sand is prepared; how to face a pattern; how to ram and vent a mold; how to roll a drag; how to cut a sprue, runner, gates and riser; how to swab, rap, and draw a pattern; and, by animation, what takes place inside a mold during pouring.

More in Foundry practice series

  1. Molding with a gated pattern 1944
  2. Molding with a loose pattern 1944
  3. MOLDING WITH A SPLIT PATTERN 1944
  4. MAKING A SIMPLE CORE 1945
  5. MOLDING PART HAVING A VERTICAL CORE 1945

Related films

Sources

  1. 16mm Filmography (legacy record) — title, year, description, catalog record
  2. 3434 U.S. Government Films — title, year, creator, length, format, description, catalog record
  3. 16mm Filmography editors — creator, length, color, sound

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