Extrusion
A Plant Designed by Efficiency Experts
Hi-Tech Profiles Inc. in Pawcatuck, Conn., extrudes stock and custom medical and industrial profiles out of engineering resins that cost from $3 up to $35/lb.
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Fix Thickness Variations in Extruded Sheet
Non-uniform thickness in extruded sheet is a serious problem.
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'Corrugator Vacuum Forming'
Molding separate hollow parts on a pipe corrugator is a home-grown technique used by a small number of processors. They discovered it offers higher outputs and numerous other advantages over blow molding for making tube-shaped, precision medical, automotive, and appliance parts. But the process has not yet realized what could be its greatest potential in closed-end parts like bottles.
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Take Good Care of Your Extrusion Pressure Transducers
Eight tips on installing and maintaining melt-pressure sensors in your extruder will help them last longer and give you fewer problems.
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Capacitance Thickness Gauges: New Designs Break Old Barriers
Economical, non-nuclear capacitance gauges are opening new markets in blown film—primarily in barrier films, where they previously suffered serious shortcomings. New gauge designs, and new ways of mounting them, make capacitance technology much more flexible.
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Latest Enterprise Software Features Enhanced Scheduling and Web Access
Until recently, plastics processors looking for fully featured enterprise business software may have been aware of only two choices that were tailored specifically for their needs.
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New High-Performance Nylons For Automotive, Electronics, Packaging
Nylon producer Ems-Grivory America in Sumter, S.C., is reaching beyond its traditional product range to bring out new partially aromatic nylons that bridge the gap between standard engineering thermoplastics and high-performance specialty polymers.
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The Man Who Kept Stretching
It's not unusual for an entrepreneur to sell a company, wait the required non-compete period, and then start up virtually the same company all over again.
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MDO Films: Lots of Promise, Big Challenges
Machine-direction orientation is still discovering new market opportunities. But the technical difficulties are so great that some big projects never came of age. New equipment could make it easier.
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K 2004 Extrusion: Outputs Rise, Downstream Units Gain Flexibility
The show was packed with new equipment for pipe and profile, including extruders redesigned for higher outputs and/or lower cost, plus new ways to adjust die and calibrator diameters or switch dies and calibrators more quickly.
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