Exploring the: Materials Zone



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Working with Color Concentrates
Perhaps the greatest difficulty involving the use of color concentrates is specifying them appropriately for the material to which they are being added.
Columns Published: 2/21/2012
Working with Color Concentrates
Because the consumer sees so many colored plastic articles, it is natural to assume that the process of achieving molded-in color is a simple one. Those of us in the industry know differently.
Columns Published: 1/28/2012
Low-Cost Processing, Long-Term Problems
You can't cut your way to prosperity.
Columns Published: 12/27/2011
The Importance of Melt & Mold Temperature
Molders should realize how significantly process conditions can influence the final properties of the part.
Columns Published: 11/28/2011
The Effects of Stress
Previously we have discussed the effects of temperature and time on the long-term behavior of polymers. Now let's take a look at stress.
Columns Published: 10/25/2011
The Strain Rate Effect
The rate of loading for a plastic material is a key component of how we perceive its performance.
Columns Published: 9/30/2011
The Effects of Time
Last month we briefly discussed the influence of temperature on the mechanical properties of polymers and reviewed some of the structural considerations that govern these effects.
Columns Published: 8/23/2011
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.
Columns Published: 7/27/2011
Resin Buying Strategies - November 2010 Year-End Tabs Flat or Slightly Higher
Except for PP, prices of commodity resins bumped upward in November.
Columns Published: 1/5/2011
Processor Strategies - Royal Group Profile Maker Gives Environment The ‘Royal’ Treatment
When you’re already a leader in your industry, you might be tempted to simply stay the course and not worry about issues such as sustainability and carbon footprint.
Columns Published: 1/4/2011

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