Know How - Tooling

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Published: 11/24/2014
Last updated on 1/30/2020

The Importance of Gate Geometry
Gate size and shape—unlike gate location—don’t often get the attention they deserve. Many common assumptions about gate geometry deserve to be challenged

Published: 1/1/2020

Save Time, Money: Use a Mold-Design Checklist
Here are 15 examples of common molding issues that occur during an initial mold trial. Many of them could be avoided or corrected with a proactive checklist. 

Published: 12/1/2019

Part 2 The Basics of Tapered Interlocks
When, where, and how to use them.

Published: 11/1/2019

Part 2: How to Prevent Nozzle Tip Leaks
Your very costly mold in that very expensive press is relying on the performance of a $20 nozzle tip that no one ever checks, and has a high probability of not doing its job. Stop learning from your mistakes and start learning how not to make them. ...

Published: 10/1/2019

Part 1: How to Prevent Nozzle Tip Leaks
Instead of learning from your mistakes, stop making them in the first place. 

Published: 9/1/2019

Part 1: The Basics of Tapered Interlocks
Various types of interlocks are available to molders. Here, we discuss the oldest and most common types of interlocks—those with a tapered or angular shutoff.

Published: 7/1/2019

Part 2: Why Shoulder Bolts are Too Important to Ignore
Follow these tips and tricks for a better design.

Published: 6/1/2019

Shoulder Bolts: Why They’re Too Important to Ignore (Part 1)
These humble but essential fasteners used in injection molds are known by various names and used for a number of purposes.

Published: 5/1/2019

Where and How to Vent Injection Molds: Part 3
Questioning several “rules of thumb” about venting injection molds.

Published: 4/1/2019

Part 2: Back to Basics on Mold Venting
Here’s how to get the most out of your stationary mold vents.