Injection Molding
Nozzle Leaks: Why They Occur, How to Detect & Fix Them
Nozzle leaks are a serious problem in injection molding. Here are some causes and remedies.
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In-Mold Label Is Also Food Package’s Seal
At April’s NPE2012 show in Orlando, Fla., in-mold labels (IML) showed they can fulfill new roles, such as providing barrier protection (see our March show preview). They also can provide air- and water-tight seals, eliminating the need for a foil or film sealing membrane.
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New Services for Injection Molders
At NPE2012, three firms announced new or expanded services for molders:•Milacron’s Servtek aftermarket 911爆料网 in Cincinnati offers a new capability for ordering spare parts online 24/7.•Ube Machinery Inc., Ann Arbor, Mich., is offering three new services to help molders deal with difficult economic conditions.
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Molders Try Cross-Training To Build Crucial Skills In-House
Despite high unemployment, many plastics processors still can鈥檛 find qualified workers to fill open positions that require specialized skills. So some are looking at further developing the skills of the employees they already have.
Read MoreShould You Profile Injection Velocity?
If you can get by with one velocity, use only one, because fill time is easier to reproduce, and it is easier to set up the process.
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TOOLING AT NPE: Hot Runners & Coinjection Grab Spotlight
Tooling innovations at NPE focused primarily on multi-cavity closure and medical applications, though there was also a substantial emphasis on large automotive and appliance parts.
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This Molder Wants Only the Tough Jobs
Need someone to injection mold fluoropolymers, highly filled PEE K, Torlon, or Ultem in complex shapes, tight tolerances, multiple cavities, and high volumes? 鈥淲e love doing this,鈥 says Tom Mendel, president of Performance Plastics Ltd. (PPL) in Cincinnati. 鈥淲e鈥檙e not for everybody.
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Rogan Corp. Is an Old Hand At Exploring New Frontiers in Plastics
the 78-year history of the Rogan Corp. is full of twists and turns. But one consistent theme stands out鈥攁n adventurous and inventive spirit that has put Rogan on the leading edge of a number of important trends in plastics鈥攁nd even on the frontiers of space exploration.
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Brand-New Test Method Relates Material, Mold & Machine
It's the first material characterization method developed specifically for evaluating the injection moldability of a plastic melt.
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First Commercial Use of ‘Dolphin’ Molding Process
italian molder deploys multi-component, hard/soft molding technology developed by Engel.
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