Plastics in Manufacturing
- Grade Level: Junior High (7-9)-Senior High (10-12)
- Subjects: Technology, Art and Design
- Produced By: Classroom Video
- Year: 2003
- Country: Australia
- Language: English
- Running Time: 21m
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Topics include INJECTION MOULDING - Items being manufactured. Moulds in two parts, the force and the cavity. Moving cores allow undercuts. Hot and cold sprues; ROTATIONAL MOULDING - For production of large and hollow items in thermoplastic. A large box and a canoe; VACUUM AND PRESSURE FORMING - The process and design considerations. Twin sheet process. Financial factors in choice of process.