Resin Prices Rise in Mid-September

Harvey helps push up PP, PE, PS, PVC and PET pricing.

Feeding & Blending

How Low Can Low-Rate Feeders Go?

More and more processors are looking for greater precision from their feeding equipment. Here’s what some are doing about it.

Controls & Monitoring / Injection Molding

Injection Molding: How Repeatable is Repeatability?

Process repeatability is not a constant, but varies over time in response to a number of variables. That variation is not captured by a snapshot in time—measuring a discrete sample of parts. And the only way to manage that variation is with process controls that adjust each and every cycle.

Knowledge Centers

Gain in-depth knowledge in processes, products and technology from industry experts.

Plastics Technology
September Issue


Practical hands-on solutions to common processing problems tips and techniques.


Injection Molding