Exploring the: Know How - Injection Molding Zone



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Don’t Forget the Cold Slug Well
Its primary function—as the name suggests—is to act as a trap, or “well,” for the cold slug.
Columns Published: 9/23/2013
‘Auto Compensate’ Your Press To Handle Viscosity Variations
Here's how to put your injection molding machine on cruise control to make consistently good parts even in the face of material viscosity variations.
Columns Published: 8/26/2013
Level Your Press in an Hour or Less
A level injection molding machine is necessary to keep producing high-quality parts. Here's how to do it right.
Columns Published: 7/29/2013
Pay Attention to Heat Transfer
Money will be lost if cooling is not done right.
Columns Published: 6/24/2013
What's Different About Molding Engineering Plastics
If you try to run them like commodity materials such as PP you'll have problems.
Columns Published: 5/28/2013
Take a Scientific Approach to Troubleshooting
Taking a scientific approach minimizes the 'art' of molding, which is particularly helpful when troubleshooting
Columns Published: 4/29/2013
Screw Decompress Before Screw Rotate
Thoughtfully determining when to start screw rotation to build the charge for the next shot can reduce the wear and tear on the screw tip, check valve, and screw motor.
Columns Published: 3/25/2013
Coping with Weak Weld Lines
Weld lines cause significant reject rates and are a common problem that all molders face.
Columns Published: 2/26/2013
Don’t Ignore Nozzle Temperature Control
It is not a trivial detail.
Columns Published: 1/28/2013
Minimize Screw Recovery & Cycle Times
There are hundreds of details you must identify and control to run a successful molding plant. One that is almost always at the top of the list is optimizing cycle time. Shorter cycles that make acceptable parts improve profits.
Columns Published: 12/28/2012

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