How thermosetting plastics are injection molded?
Thermoset injection molding uses a screw or a plunger to pass the polymer through a heated barrel (120-260°F) to reduce density and fit it into the heated earth (300-450 °F). Once the material fills the world, it’s held under pressure. At this point, chemical cross-linking occurs, causing the polymer to harden. The complex (i.e., cured) […]
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