Featured Articles

Advances promise quick mold changes and less downtime

By PlasticsToday Staff
Published: August 12th, 2010

Hilma-Roemheld GmbH has extended its range of magnetic mold clamping products to include special elements for the processing of plastics at low temperatures and using vertical presses. Four new magnetic clamping plates are designed for working temperatures of up to 80-, 120-, 180-, or 230ºC. Users can select the technology appropriate to their application and adapted to the requirements of the materials to be processed, whether they are thermoplastics, elastomers, thermosets or rubber.

Processors start to pony up for feather-based plastics

By Matt Defosse
Published: August 11th, 2010

Processors from around the world are starting to take an interest in keratin resin, derived from poultry feathers. Less dense than polyolefins, with a modulus of about 3-5 GPa and stress-to-break of 200-500 MPa, the material, a thermoplastic and biodegradable, can be molded neat or blended with standard thermoplastics to create "green" compounds.

Mitsui Chemicals, Teijin merge domestic PET operations

By PlasticsToday Staff
Published: August 11th, 2010

Tough competition coupled with stagnant demand growth is changing the face of the polyethylene terephthalate (PET) supply chain. With Japan's PET processors increasingly able to source PET from other Asian countries, and demand growth no longer as high as it once was, the two suppliers announced a basic agreement to form a joint venture that will integrate their domestic PET operations.

Extruder adds bio-based flame-resistant profiles to its portfolio

By Matt Defosse
Published: August 11th, 2010

Keller Plastics, the extrusion processing business unit of Keller Products Inc., has expanded its range of products with the addition of polylactic acid (PLA) extruded profiles that offer flame resistance. Potential uses could be in point-of-purchase displays, packaging, wall partitions and other construction applications, furniture, and more.

Price keeps dropping on additive printers

By Clare Goldsberry
Published: August 11th, 2010

Z Corporation, manufacturer of 3D additive manufacturing technologies, announced its latest effort to make 3D printing available to every designer, engineer, architect and student with the introduction of it new affordable, commercial-class 3D printers. 

Managing price fluctuation not getting any easier

By PlasticsToday Staff
Published: August 10th, 2010

Back in the good old days, raw materials' prices typically only moved in one direction—up—and a manager was tasked with guessing the rate of increase and timing his orders to get ahead of the price hikes. That was then; now, prices for key raw materials fluctuate up and down, often dramatically, and it can be a company-ending mistake to take delivery just before prices fall.  

Clear Path starts up phase one of PET bottle recycling facility

By PlasticsToday Staff
Published: August 10th, 2010

Clear Path Recycling LLC (CPR; Fayetteville, NC), the polyethylene terephthalate (PET) recycling joint-venture company established by flooring manufacturer Shaw Industries Group Inc. (Dalton, GA) and PET resin manufacturer DAK Americas LLC (Charlotte, NC) has started up phase one of its new PET bottle-recycling operation.

Engel’s duo pico twin-platen line adds 400- and 440-ton models

By IMM Staff
Published: August 10th, 2010

Engel North America (York, PA), the U.S. division of the Austrian parent, has extended its duo pico series of compact, twin-platen, injection molding machines, adding 400- and 440-ton models. At their global premier during NPE2009, Engel's duo pico line ranged from 500 to 770 tons. In a release, Engel said the duo pico machines have been engineered and built from the ground up to satisfy specific customer requests, including high-speed operation, smaller tonnages, smaller footprints, and lighter weights.

TPE North American resin pricing, August 2-6: PE up, PP steady; LDPE scarce

By PlasticsToday Staff
Published: August 10th, 2010

Overview: Spot resin trading continued to run at a "fast clip" last week, according to trading platform, The Plastics Exchange (TPE), with high volumes and sustained pricing strength. When polypropylene (PP) started showing strength in mid-June and polyethylene (PE) regained its footing in late July, it seems to have caught processors that expected continued declines off guard and now many are scrambling to fill holes in their inventory.

Rotomolding: Rotonics sells its tank processing division

By MPW Staff
Published: August 10th, 2010

One of the largest rotational molders in the U.S., Rotonics (Commerce City, CO), early this week announced the sale of its tank processing division to even-larger Norwesco Inc. (St. Bonifacius, MN) and Snyder Industries Inc. (Lincoln, NE). Norwesco and Snyder Industries are rotomolders; both are owned by private-equity company Olympus Partners.

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