processing tips
The Importance of Melt & Mold Temperature
Molders should realize how significantly process conditions can influence the final properties of the part.
Read More
Hot Runners: A View from the Bottom Up
Addressing hot-runner benefits, improvements, and everyday issues from the perspective of decades of experience with probably every brand on the market. Part 1 of 2.
Read More
How to Set Barrel Zone Temps in Injection Molding
Start by picking a target melt temperature, and double-check data sheets for the resin supplier’s recommendations. Now for the rest...
Read More
The Strain Rate Effect
The rate of loading for a plastic material is a key component of how we perceive its performance.
Read More
Why (and What) You Need to Dry
Other than polyolefins, almost every other polymer exhibits some level of polarity and therefore can absorb a certain amount of moisture from the atmosphere. Here’s a look at some of these materials, and what needs to be done to dry them.
Read More
Tunnel Gates for Mold Designers, Part 1
Of all the gate types, tunnel gates are the most misunderstood. Here’s what you need to know to choose the best design for your application.
Read More
The Effects of Temperature
The polymers we work with follow the same principles as the body: the hotter the environment becomes, the less performance we can expect.
Read More
Improve Quality & Productivity With Advanced Screw Design
Most molders are still running with screw designs that haven’t changed much in 30 years. But they don’t need to.
Read More
Solve Four Common Problems in PET Stretch-Blow Molding
Here’s a quick guide to fixing four nettlesome problems in processing PET bottles.
Read More
