Mold Components

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Published: 6/1/2017

Rotating Devices for Continuous Threads

Molded plastic parts often are designed with continuous threads, and solutions for disengaging these parts from the mold vary. Unscrewing such parts from the mold cores requires a rotating device that is either a motor-driven or rack-and-pinion syst...

Published: 4/1/2017

Get More Coolant Flow Through Smaller Bubblers

This method for calculating the size of nonround water passages is designed to increase coolant flow, and reduce pressure loss and cycle time.

Published: 12/1/2016

Understanding Self-Lubricating Components

Recognizing that they are essentially conventional components with lubricant added in the form of graphite will help the molder realize their significant benefits.

Published: 11/1/2016

Cooling of the Sprue

Using conformal cooling in sprue bushing design may be one solution for reducing cycle times.

Published: 10/1/2016

Improving Ejector Plate Alignment

An alignment system can provide a more reliable mold by reducing wear on the moving ejector components.

Published: 6/1/2016

Simplifying Mold Design

Self-locking cylinders enable movement of sliding cores without the need for heel blocks or additional cylinders. This allows for a smaller mold base, less complex mold design and reduced material costs.

Published: 10/1/2015

"Rule of Thumb" vs. Engineered Lock Selection

A guide that applies engineering principles is designed to help engineers select properly sized alignment components.

Published: 10/1/2015

The Economics of Metric

Why pay extra for inches when world economics is moving the U.S. into the metric age. Will this motivate the U.S. to convert in the next two years?

Published: 5/1/2015

Mold Water System Basics

Molder to moldmaker: “If you want the project, you need to hit the targeted tooling costs.” Then oftentimes the moldmaker builds a tool that fits the budget, but does not have the best performance with regards to water. Here are some bas...

Published: 4/9/2015

System Cooling

The efficiency of the mold cooling circuits are critical to a stable process and the manufacturer of high quality, dimensionally stable parts. Now a new System Cooling platform gives molders the ability to monitor water flow and temperature circuits...