Tooling Know-How
Tunnel Gates for Mold Designers, Part 1
Of all the gate types, tunnel gates are the most misunderstood. Here’s what you need to know to choose the best design for your application.
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Cooling Geometry and the Reynolds Calculation
The original Turbulent Flow Rate Calculator worked well with a round circuit diameter, such as a drilled passage, but not as well using hydraulic diameters. Here’s how the problem was fixed.
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What You Need to Know About Leader Pins and Bushings
There’s a lot more to these humble but essential mold components than you might suspect. Following the author’s tips could save much time, money and frustration.
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What's Controlling Your Cycle Time: Part 3
Follow these guidelines to maximize your profits.
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How to Know the True Value of Conformally Cooled Injection Molds
What’s the return on investing in a new mold with conformal cooling to boost productivity? Will it pay for itself? How soon? Here’s a case study on how to answer those questions.
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What’s Controlling Your Cycle Time? Part 2
Follow these mold-cooling guidelines to maximize your profits.
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What’s Controlling Your Cycle Time? Part 1
Follow these guidelines to maximize your profits.
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How to Stop Melt Leakage and Carriage Blow-Back
Follow these tips when you have melt leakage around the machine nozzle and sprue bushing or injection-carriage blow-back.
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How to Form a Hole with a Core Pin: Part 2
Prevent wear, flash, and mold damage with these design methods.
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How to Form a Hole with a Core Pin: Part 1
Prevent wear, flash, and mold damage with these design tips.
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