First, and possibly the most common, is injection molding. This is the process of taking hot plastic, squirting it ... Ejector pins are little pins that press the part out of the mold.

Injection molding is widely used in the manufacture of plastic parts ranging from simple ... It contains four injection molding presses with clamp forces ranging from 3 tons to 90 tons. The presses ...

[JohnSL] and his friend both have injection ... well to molten plastic. However, the higher temperature resin did somewhat better. It makes sense, though, that an aluminum mold draws more heat ...