Exploring the: Materials Zone
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- Biopolymers: Time to Take A Deep Breath
- Are we looking at all of the implications associated with developing this new 'crop' of polymers?
Columns Published: 4/26/2012
- Working with Color Concentrates
- Industry needs more development of enhanced-mixing screws.
Columns Published: 3/26/2012
- 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
