There are essentially three widely used technologies for manufacturing plastic products: Injection molding, extrusion, and blow molding. Injection molding is the most commonly used process for the ...
Luke Davidson on MSN
Reaction: How LEGO's molding process achieves near-perfect precision on every piece
Raw plastic granulate is heated to over 300°C and injected into molds under nearly 30,000 PSI of pressure to form LEGO ...
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