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Questions tagged [injection-molding]

8 questions
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How was this toy made?

This is a toy for infants. My son was playing with it, and I started wondering how you could manufacture this. I can't think of any reasonably cheap way it could be done. I believe it's made of plastic and not silicone. It's flexible, but not…
Drew
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Improving O-Ring/flapper valve injection mold ->non-engineer

I make specialized flapper valves that are similar to O-Rings. The current model uses aluminum sheets as base disks that adhere to the rubber (2 part urethane). The rubber is poured into the waxed mold and then topped with an aluminum piece.…
Lilly Whelan
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Injection molding: What is best for a dual cavity single mold?

I would like to understand what's the best optimization in terms of design for a single mold, dual cavity of a two-part box (top and bottom parts) which should be hold together with 4 screws without any clip. For other reasons not drawn, both parts…
gregoiregentil
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Valox 420 30% glass wear

I am seeking assistance regarding thermoplastic material wear on a new product I am developing. The attached image is molded out of Valox 420 30% glass. In the left side image, the locking dents are worn off after 2000 rotational cycles, and the…
Rob Montgomery
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Is this shape possible with injection moulding?

I want to build a DIY case with the connector shown in the pictures below. As you can see, it consists of a circular plastic that extrudes from the main enclosure. Inside there is something that can be described as "cut_circle", that again…
user1584421
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Polymer material selection for injection molding

I'm trying to select injection moulding materials, and need some assistance to find the right products. I have a component that is made up 2 parts; an inner insert and an outer overmould. Originally this was only 1 part, but due to manufacturability…
Nunya
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How to export fiber orientation from Moldex3D R14

I need to prepare simulation with fiber orientation using digimat and abaqus. As for injection molding simulation I have only Moldex3D at my disposal, unfortunately it is completely new software for me and I have a problem with fiber oriantation…
Kuba Nowak
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Pneumatic cylinder extension rod preloading

I've been working on converting a 500Kg pneumatic press to use it for injection molding. In order to do that though I'd like to raise the cylinder up maybe 12". So I fabricated 4 5/8 CR rods and drilled/tapped m10 1.5 holes in the ends. (Same as…
Kurt Schaefer
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