Noticias y Artículos

The Basics of Plastic Injection Molding

While using molds to make solid objects has been a concept for thousands of years, plastic injection molding is a far more recent development. Through the injection molding process, a liquified plastic resin is injected into a mold where it will chemically cure or eventually cool into the shape that the mold provides. In this […]

Plastic & Injection Molding

Sizing Core Pull Hydraulics: Forces & Calculations

Hydraulic cylinders are commonly used on injection molds to actuate movable core. When considering  “How to Size” a hydraulic cylinder for moving the core or preloading the core, PFA recommends to review three positions – initial breakaway, movement during stroke, and end position.  After determining the limiting condition, a proper size may be determined.  PFA’s […]

Hydraulic Locking Cylinders, Plastic & Injection Molding