Category Archives: Runner and Gate

Injection Mold Sprue and Runner

Posted on February 1, 2008 by Elito

This will describe the sprue and runner system of molds. Related posts: Gate system Product/Part design Sprue A sprue is a channel through which a molten plastic material is being injected from the nozzle of the injection machine into the … Continue reading →

Posted in Runner and Gate | Tagged , | 1 Comment

Different types of gate for injection molding

Posted on December 30, 2005 by Elito

The narrow and shallow portion of the runner as it enters the cavity is called the gate. Listed here are the different types of gate with their characteristics. Sprue and runner are described here. Side gate: This is the most … Continue reading →

Posted in Runner and Gate | 16 Comments