The Plastics Technology Blog - Page 140 of 634

Articles

processing tips 23 Oct 2020

When to 'Adapt,' When to Retool?

That is the question pipe and tubing processors typically confront when they specify a line for one product, only to have to add to the product mix when 911�� conditions change. Here are some tips to guide you to the right answer.

economics 1 Oct 2019

Contraction Slowed in August

Index registered 48.3 vs. 46.1 for July.

Tooling Know-How 1 Oct 2019

How to Prevent Nozzle Tip Leaks, Part 1

Instead of learning from your mistakes, stop making them in the first place.

best practices 1 Oct 2019

V-to-P Ramp Time and Over-Travel

Many injection machines use ramp time to control the transition from injection pressure to hold pressure and reduce over-travel. Do you know how to set yours?

Consumer Products 1 Oct 2019

Prices for Nearly All Volume Resins Down

Flat pricing projected in fourth quarter for volume resins.

Packaging 1 Oct 2019

BASF's Chemical Recycling Process Produces Virgin Grade Material for Food-Contact Approved Quality

Creating flexible packaging such as stand-up pouches from virgin-grade material derived from plastic waste is taking a step closer to reality in BASF’s ChemCycling project.

Injection Molding 1 Oct 2019

Structural Foam Goes Vertical—Again!

A new generation of vertical presses takes structural foam back to its origins—but with a big shot of new enhancements.

resin pricing 1 Oct 2019

Lower or Flat Prices Ahead

Slowed demand, sufficient supplies, and lower global prices could serve to push down U.S. prices of most commodity resins.

Injection Molding 1 Oct 2019

How Second-Stage Injection Speed Influences Your Process

As an injection molder, you’re familiar with first-stage fill-speed profiles and second-stage pressure settings, but have you considered the function of second-stage speed, or “hold flow”? Here’s what it does and how it affects your molded part.