Plastic Injection Molding Site Blog

The Plastic Injection Molding Site Blog is my mini-journal about Injection Molding.

It...

- lets you know when any new postings appear (like brief comments and suggestions on how to improve part quality, productivity and operational efficiencies using current technology and know-how)

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Hot Runner versus Cold Runner

hotrunner

Hot runner versus cold runner, which is better for your project?

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Injection Molding Material Selection

Injection Molding Material Selection- need help for your application? click here to read about our services.

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Ultra thin wall injection molding-Light weighting

500ml 0.4 tub

Want to reduce your plastic part weight. Click here to see an example of how to light weight your part design using ultra thin wall injection molding.

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Proven Mold Designs for Sale

4 cavity

Thinwall Packaging Mold Designs for Sale- Go Shopping Today!

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Uneven Wall Thickness in Injection Molding

250ml Tub

If you are wrestling with uneven wall thickness in injection molding then we might have the anwers for you

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3 Plate Mold Design For Injection Molding

threeplatemoldfigureone.jpg

Learn how to design a 3 plate mold and when to use a 2 plate mold design.

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MOLD WEIGHT CALCULATOR

MOLD WEIGHT CALCULATOR

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Learning Injection molding design

when wearplate is designed, is it necessary that there should be a very small gap between the core and cavity side of the mold right where the wearplate

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carlos ramos

do you have an online course?

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Isolate plates

Where is better to put isolate during mold design? inside mold (between clamp plate and cavity plates) or outside? (after clamp plate) Can be an important

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Clamp plate thickness

How can we calculate the minimum thickness o clamp plate to avoid bad design?

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Ketan

How to avoid weld lines.

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mold size calculation

From part size & number of sliders,undercut how to calculate tentative mold size?

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What’s would be the extra material to keep at the matching area of core and cavity inserts

1What’s would be the extra material to keep at the matching area of core and cavity Inserts 2. How to provide spacer lengths interms of ejection length

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Injection Molding Training for Thin Wall Packaging Parts

Start making & processing thin wall molds at a profit with injection molding training.

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Support pillars

Is there any specific calculation for using a particular size of support pillars and it's placing?

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Gas vent

How to improve gas vent for part having mirror face?

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Setting Hold Time and Hold Pressure to Run an Optimized Process

Learn how to make quality parts without spending money

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3D Rapid Prototyping in Injection Molding

Learn how 3D rapid prototyping benefits the injection molding industry

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