Film Extrusion
Green’s the Theme in Extrusion/Compounding
The drive toward circular economy is requiring processors to make more use of PCR. Machine builders at K—across all extrusion processes—will be highlighting innovations to help them do just that.
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Robust, 'Smart' Bubble Cage
Addex and Pearl combine on cage that provides smooth, consistent bubble-diameter control.
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Colines Expands Reach in Stretch Film
Italian supplier of stretch film lines buys NO.EL Industrial Automation, which focuses on specialty systems for winding and stretching extruded film.
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Young Stretch-Film Processor Bets on Nanolayers
Going up against companies with as much as double its capacity, young stretch-film processor Zummit believes that new technology — notably 59-nanolayer films — will give it a competitive edge.
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Variable-Diameter Air Ring Cools Film Above Frost Line
Tower-mounted adjustable ring adds cooling so that blown film can run at optimum line speeds with structures having soft inner skin layers that tend to block.
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Crosslinking Process Promises Thinner, Higher-Performance PE Films
Technology combines UV curing system with photo initiator promoter masterbatch.
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Air Ring Add-On Brings Output to New Level
The Short Stack from Addex sits between the air ring and die and provides high-velocity air flow to boost output and lock in the bubble.
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Dual-Lip Air Ring Simplifies Auto-Profiling
New unit from D.R. Joseph reportedly easier to install, operate, modify and maintain than other auto-gauge control air rings on the market.
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Formulating LLDPE/LDPE Blends For Abuse–Resistant Blown Film
A new study shows how the type and amount of LDPE in blends with LLDPE affect the processing and strength/toughness properties of blown film. Data are shown for both LDPE-rich and LLDPE-rich blends.
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Pregis Performance Flexibles: In the ‘Wow’ Business
Pregis went big and bold with investment in a brand-new, state-of-the-art plant and spent big on expanding an existing facility. High-tech lines, well-known leadership and a commitment to sustainability are bringing the “wow” factor to blown film.
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