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Building a Future With Sustainable Compounds

With roots in recycling, Star Plastics produces engineering thermoplastic compounds to meet performance and environmental goals.

Boise State Team Wins Circular Plastics Challenge Focused On PET Recovery

NPE2024: The competition is a collaboration between Hillenbrand, Net Impact and Coca Cola.

From Ocean Plastic Prevention to Advanced Recycling: Highlights from the 2024 Plastic Sustainability Innovation Awards

The Plastics Industry Association announced winners in four categories, plus a Peoples' Choice Award.

Twin-Screw Compounder Reduces Energy Consumption in Recycling

NPE 2024: ZSK FilCo combines filtration and compounding in a single step.

Turkish Company Expands Into PET Recycling With New Line

PET Washing Line From Herbold Meckesheim Will Enable Bottle-to-Bottle Operation

Coperion Starts Up Test Center for Optimizing Plastics Recycling

Center will host testing of material handling, extrusion, compounding, pelletizing and deodorization.

Improving Twin-Screw Compounding of Reinforced Polyolefins

Compounders face a number of processing challenges when incorporating a high loading of low-bulk-density mineral filler into polyolefins. Here are some possible solutions.

Connected Compounder

Fast-growing Alterra strives for “best-in-class” manufacturing operations driven by a custom-made Industry 4.0 platform.

Coperion Goes Remote to Upgrade Compounding Line

Project encompassed both a control software update as well as mechanical overhauls on the system.

Compounding: Closed-Loop System for Coex Film Reclaim

New system permits reclaim of multi-layer production scrap at rates up to 100%.

Coperion and Aurora Kunststoffe Partner on Industrial Recycling Project

The companies detail how by using Coperion ZSK extruders, Aurora Kunststoffe is able to process industrial by-products and turns them into high-quality raw materials.

Compounding: More Digital Solutions Come to Compounding

New GUI, ‘smart machine’ features, user friendly app highlight Coperion’s display at K 2019.

K 2019 Preview: Green's the Theme in Extrusion & Compounding

Themes of sustainability and the Circular Economy will be visible at the booths of many suppliers of extrusion and compounding equipment—film, in particular.

Compounding: Strand Pelletizers Improve Quality, Ease Handling

Dual-bearing strand pelletizers re-engineered based on field experience and current market demands.

Compounding: Twin Screw in a New Size

Designed especially for research and development as well as for production of small batch sizes.

Machine Builder Slashes Cost, Time with 'Purging Packet'

Coperion find iD Additives purging compound expedites changeovers and saves material.

Road Trip: Bulk-Handling Systems on Wheels

Coperion, Coperion K-Tron launch Traveling Equipment Display to showcase solutions for handling bulk-solid materials.

Compounding: Quick ROI Extruder for Engineering Resins

Twin-screw compounder has a diameter of 58 mm and three possible screw configurations.

Low-Velocity Conveying System Reduces Pellet Friction

Process said to convey fewer streamers during conveying.

Responding to Challenges, Opportunities Of ‘Booming’ Plastics Market

Coperion sees a trend toward bigger, higher-output systems in polyolefin production, and flexibility in custom compounders.

Extrusion/Compounding at NPE2018: More…More…More!

More speed, flexibility and robustness. Across a gamut of extrusion applications, machine builders are introducing new machinery, components, and systems to dramatically raise the bar on productivity.

NPE2018 New Technology Focus: Compounding

Check out what’s new in compounding at this year’s big plastics industry trade show.

Optimize Feeding to Get More Money in Twin-Screw Compounding

Follow these practical examples to improve the feeding efficiency and productivity of your process.

K 2016 Extrusion: Speed, Versatility Rule the Day at K

Shorter product runs mean frequent product changeovers for processors, and suppliers responded to these trends across all extrusion technologies.

Profile Extruder Sees the Light

Rotuba exited the sheet business to focus on custom profiles for LED light fixtures. It now ranks as North America’s leading profile extruder in this burgeoning market.

Coperion Relocates U.S. Headquarters

Compounding equipment machine builder completes move from Ramsey, N.J. to three other facilities.

EXTRUSION AND COMPOUNDING AT NPE: The Word Is ‘More’

As in speed, power, quality, flexibility, layers, and efficiency. Those are the trends across all extrusion processes.

Extrusion & Compounding at NPE: Advances Push Efficiency Envelope

Blown film towers may have been scarce, but there was no shortage of new technology aimed at helping to make extrusion processors more profitable.

Now You Can Refurbish Twin-Screw Elements

Two suppliers of twin-screw compounding extruders announced at NPE2012 that they are now offering screw-element refurbishing services.

Extrusion & Compounding at NPE: More Output, More Flexibility, Less Energy

There won't be many blown-film lines running, but there is still much in the way of innovation going on in extrusion and compounding.

Veteran Compounder Is Now Sold on Twins

Since 1967, FD Plastics in Leominster, Mass., has been supplying processors with color concentrates made with single-screw extruders.

Avoid Those Devilish ‘Angel Hairs’

Angel hairs wreak havoc on plastics processing: clogging filters, plugging conveying lines, causing feed problems at the blender, and jamming up machine throats. Here's how to prevent their formation.

A Pioneer in ‘Clean Compounding’

When Plastics Color Corp., based in Calumet City, Ill., established a new compounding plant in Southern California, the firm decided this couldn’t be an ordinary color/additive masterbatch facility.

Novel Device Boosts Feed Rate & Throughput

Feed enhancement unit is aimed at low-bulk density materials.

Compounding: New Torque Record Set At K '10

New twin from Coperion also pumps up output by 30%

EXTRUSION & COMPOUNDING: Five-Layer Film Structures Set to Supplant Three Layers?

In blown film, equipment and material suppliers have come together to push five-layer technology into non-barrier applications previously held by three-layer films.

K 2010 Preview, Compounding ‘Slower’ Compounders Suggest Trend Toward Energy-Efficient Designs

channel depth in larger machines, which exposes the material to less mechanical stress at comparable residence times.

Long-Fiber Thermoplastics Extend Their Reach

Smaller parts, a wider range of resins and reinforcements,and retrofittable molding equipment were among the news indirect-compounded long-fiber thermoplastics presented at a recent Plastics Technology conference. Extrusion and thermoforming are also new extensions of this process.

NPE 2009 Wrap-Up: New Machinery for Extrusion and Compounding

Extrusion machinery at the June NPE show in Chicago showed inventive ways to get more out of your floorspace and materials.

NPE News in Compounding

Compounding news at the show includes several new ways to feed low-bulk-density materials faster for higher outputs with corotating twin screws.

What's New at the Show in COMPOUNDING

Compounding machinery news at the K Show next month focuses on more torque, more output, and sometimes both, for kneaders, mixers, and twin-screw extruders.

NPE 2006 News Wrap-Up: Compounding

Much of the compounding news at the NPE Show in Chicago in June ad-dressed the growing trend among extrusion processors to become compounders.

What to See at NPE 2006: Compounding and Mixing

Throughput capacities are going up for compounding equipment of all types.

K 2004 Wrap-Up on Compounding: Quick Changes and Hybrids Add Versatility

New compounding technologies displayed at K 2004 included some unusual ways to broaden the range of products a twin-screw compounder can make.

K 2004 News Preview: Compounding

Compounding news at the K Show includes the use of alternative motors to save space and raise output on twin-screw machines.

Top Ten Myths About Loss-in-Weight Feeders For Compounding Extruders

Loss-in-weight feeders are the most important piece of auxiliary equipment for compounding extruders.

NPE Highlights Compounding's Growth Niches

Show exhibitors say long-fiber wood composites, direct extrusion/compounding, and reactive compounding are where the action is.

Torque & Speed How Much Is Enough?

You may be thinking of buying one of the new ‘high-torque/high-speed’ twin-screw compounders in order to raise your output without going to a larger machine. But how much torque or speed do you really need? Underusing a high-powered extruder wastes investment dollars. So look carefully at what is required for the materials you run.

Why Long-Glass Molders Are Compounding In-Line

Compounding raw fiberglass directly into thermoplastic molded parts is growing rapidly in Europe, and now it’s coming here. D-LFT, as it’s called, promises to make large parts cheaper and stronger—but with new technological risks and higher up-front investment costs.

Twin-Screws & Kneaders Pack More Muscle

This K show demonstrated the continuing evolution toward higher torque, screw speed, and throughput rates in twin-screw compounders. There were also new developments for reducing wear when processing filled compounds and new processes available for license to compound wood and paper fibers with plastics. There were even some improvements in backflushing screen changers.

Compounding (K 2001 Preview)

Compounding equipment at K presents not so much new technology as new modifications or combinations of equipment to improve output and conserve space.

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