sustainability

Improved Machines and Molds Highlight Fall Rotomolding Show

Worldwide commercial availability of “ovenless” rotomolding machinery, new cast-aluminum molds that provide faster cycles, improved material pulverizing systems, and new graphic transfer systems for engineering materials such as nylon were unveiled at the 30th Annual Fall Meeting of the Association of Rotational Molders (ARM), held in Chicago last fall.

Read More

Four Ways to Fight Sky-High Resin Prices

There are lots of ways to economize on resin costs, but here are four that you may have overlooked: negotiating smarter resin contracts, buying 鈥渇utures,鈥 using recycled resins, and more efficient purging aids. The main idea is to give yourself more choices, no matter what direction resin prices go.

Read More

Headlines for the Next 50 Years

Ever wonder what it would be like to get tomorrow鈥檚 newspaper today? After reviewing the most important technical developments of the past 50 years in our October issue, we asked industry experts to help us imagine the biggest headlines in plastics from now to 2055. What we got was a mixture of predictions of what will happen and a wish list of what should happen.

Read More

Resin and Energy Prices Will Stay High Through Winter

The overall U.S. economy will continue to expand at a sustainable rate during the next few quarters, but energy prices are expected to remain at high levels.

Read More

No. 49 - Density Separation Of Mixed Waste

Plastics recycling is a tough 大象传媒, and it would not have advanced this far without a cost-effective, automated way to separate mixed waste into relatively pure fractions.

Read More

50 Ideas That Changed Plastics

Very few readers of this issue can remember, or even imagine, what it was like when an injection molding machine did not have a screw, but only a smooth-bore plunger.

Read More

Graphical Analysis Helps Find and Fix Ultrasonic Welding Problems

Using Real-Time Weld Graphs to Achieve Process Repeatability and Control Limits in Ultrasonic Welding

Read More

Used Car Windshields Are Reborn As Carpet Backing

Two years ago, the Kaiser Permanente hospital chain challenged its two institutional carpet suppliers to come up with a carpet containing no PVC.

Read More

K 2004 Wrap-Up on Recycling & Scrap Reclaim: Turn Trash to Cash with New Compactors, Shredders and Grinders

Topping recycling news at the latest giant K Show in Dusseldorf, Germany, were new compactor technologies for films and foams that can densify plastic waste for recycling and even mold finished parts—not just save space in a landfill.

Read More