MOLDING PART WITH DEEP GREEN SAND CORE
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Tells why to use a follow board with a thin box-like pattern. Shows how to reinforce a green sand core with nails, locate sprue and watch-up pins, use gaggers, and ram and vent a green sand core. From the FOUNDRY PRACTICE series. Floor Molding, No. 2
Complete catalog record
Series: Foundry Practice Series. Floor Molding No. 2
Film number: OE 429
Type: Motion Picture
Film number: OE 429
Type: Motion Picture
Sources
- usgov-av-1974 — title, year, creator, length, color, sound, description
- 3434 U.S. Government Films — title, year, creator, length, format, description, catalog record
Record added 2026-07-01 03:45:56