Undercuts (such as those shown) can complicate and, in some cases, prevent part ejection. Eliminate them if possible. Undercuts on injection-molded parts are features that prevent those parts from ...
Injection-molded isotactic polypropylene (PP) containing a small amount of the β-nucleating agent N,N′-dicyclohexyl-2,6-naphthalenedicarboxamide exhibits a unique molecular orientation that is similar ...