best practices
MATERIALS:The Problems with Single-Point Data
This real-world scenario explains why molders and their customers need to ‘think in terms of graphs’ and gather as much data as possible before selecting a material for an application. Part 11.
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INJECTION MOLDING: Properly Placing & Cooling Insulator Plates
Thermal-energy management from the mold to the platens is critical for making consistent parts.
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A Service Engineer’s Guide to Boosting Molding Machine Productivity
Consider these tips from a technician who’s visited about 4000 plants over a 40-year span.
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Integrated Process Cooling Boosts Output, Cuts Costs
Closed-loop system helps an extrusion processor maintain quality of reusable straws and other products.
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EXTRUSION: Understanding The Barrier Gap
All barrier screws are not created equal, and the barrier length and gap can be one of the reasons.
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INJECTION MOLDING: Do You Need to Profile Injection Velocity?
Look at the parts. If the answer is yes, the on-machine viscosity curve can help.
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MATERIALS: The Problems with Single-Point Data: Part 10
You can predict creep performance of a material over time at a particular temperature by examining how its modulus changes over a range of temperatures.
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Try a ‘Complete’ Method to Clean Screws, Barrels
Pulling the screw will give you direct access to clean all surfaces. Here’s how to do so in an efficient, safe, and non-destructive way.
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A Film Processor’s Guide to Understanding Materials & Equipment
Process engineers need to have a fundamental understanding of three areas: the material properties, the basic design parameters of the extrusion equipment, and the process window of the equipment.
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Add Some Science To Your Purging Practices
Applying scientific methodology to purging techniques is safer and more beneficial than operating ‘on-the-fly’ or using home-made remedies.
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