best practices

Multiscrew

Strand Pelletizing: Follow These Steps to Determine Your Water Bath Length

Use heat-transfer equations as a shortcut to get you in the ballpark of how long your pelletizing water bath should be.

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What You Need to Know to Get into Coextrusion

Key considerations range from determining the right extruder sizes to tooling, matching material viscosities, and lots more. Take a look.

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How Can Molders Achieve Effective Process Monitoring?

You have developed a proper process; now you need to monitor that process to ensure its stability through a run.

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Materials Knowledge Pays Off at Teel Plastics

Well-equipped and well-staffed testing lab elevates competence of custom processor.

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Is Your TCU Up to the Job? Mold Simulation Can Give the Answer

For realistic results, molding and cooling simulation must reflect the capabilities of the actual TCU to be used. Here’s how simulation can help determine whether your TCU is up to the job.

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Follow These Steps to Purge Accumulator-Head Blow Molders

Preventive purging with a commercial product between resins or colors and during normal shutdown and startup cycles can prevent excessive loss of resin and production time.

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How to Prevent Nozzle Tip Leaks, Part 2

Your very costly mold in that very expensive press is relying on the performance of a $20 nozzle tip that no one ever checks, and has a high probability of not doing its job. Stop learning from your mistakes and start learning how not to make them.  

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best practices

October's Most Popular Articles from Plastics Technology

Customizable 3D-printed prosthetics; new-concept cube molds at the K; fundamentals in PE, extruder alignment and nozzle leaks; benchmarking and more stirred reader interest at PTOnline.com in October.

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top shops

Exclusive Benchmarking Report: Top Shops Are More Than Just Molders

The 2019 Plastics Technology Top Shops Survey shows that for its highest-rated respondents, injection molding is just one element in a growing suite of services and capabilities offered to customers.

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Blending & Dosing