Blow Molding
New Polypropylene Families for Packaging, Blends & Composites
Two new lines of polypropylene resins from Basell North America challenge PS, PET, PVC, and other PPs for clear, rigid packaging.
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All-Plastic Paint Cans Challenge Steel
After considerable success in Europe, all-plastic gallon paint cans are spilling into North America’s retail paint market more quickly than was anticipated just a few months ago.
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Barrel Heating Gets Faster, More Efficient
A new way to heat and cool the barrels of plastics processing machines was launched at NPE 2003 by Insul-Vest Inc.
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NPE News Wrap-Up: Blow Molding
Long-stroke machines go rotary, all-electrics grow larger,and PET bottles get a new 鈥済lass鈥 coating. Visitors to the show got to see all these and more.
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Blow Molding - Higher Output Vies With Flexibility
The emphasis in blow molding equipment introductions at NPE 2003 is on higher output capability and greater versatility to take on emerging markets.
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All-Electrics & Stretch-Blow Get Top Billing
Energy efficiency and production cost savings were dominant themes of the blow molding exhibits at K 2001. A handful of new all-electric machines aroused intense interest, though they are aimed primarily at niche markets. And in two-stage (reheat) PET stretch-blow molding, the focus was on boosting output per cavity.
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On-Line PET Bottle Thickness Gauging Brings Responsive Process Control
Maintaining desired wall thickness in the neck, shoulder, wall, and base of a PET bottle is a continuing challenge to blow molders, says Chris Robinson, head of quality assurance at the Bowling Green, Ohio, plant of Southeastern Container (SEC) Group Inc.
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Blow Molding Gets Green Light in Detroit
Technical blow molding is changing the contours of automotive interior trim, load-bearing floors, seat-back systems, and under-hood ducting. Favorable economics, process refinements, and the emergence of tailored materials and equipment are taking the brakes off blow molding's earlier limits, and pointing a way to cost cutting.
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The Right Way & The Wrong Way To Add Materials Conveying Capacity
Whether you're expanding your current plant or consolidating operations and moving equipment from one location to another, you will need to make sure that your material-handling system delivers the productivity you expect.
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Blow Molding (K 2001 Preview)
One cluster of blow molding innovations on display at K 2001 will address the need for more versatile single-stage injection stretch-blow molding (ISBM) machines. A thirst for energy savings underlies plans to launch all-electric units for PET and HDPE containers. Also in the limelight are advances in large-part technical blow molding.
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