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Choosing the Right Material for Injection Molding – What’s Your Go-To?
Hey everyone! I’m working on a few small-batch parts and weighing my options when it comes to materials for injection molding. I've used ABS and polypropylene in the past, but I'm curious—what materials do... read more
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25
Jul 18
Ejector pin placement near snap-fit
I’m working on a small injection-molded housing for an automotive sensor, using PA6 GF30. There are two snap-fit arms inside (cantilever type), about 2 mm-thick walls. I’m not sure where to place the ejector... read more
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36
Jul 18
Ejector pin placement near snap-fit
I’m working on a small injection-molded housing for an automotive sensor, using PA6 GF30. There are two snap-fit arms inside (cantilever type), about 2 mm-thick walls. I’m not sure where to place the ejector... read more
0
23
Best 3D printing material for child-safe educational toy prototype
Hello! I need advice on a small prototype for an educational toy aimed at children aged 3–6. It consists of interlocking geometric shapes (around 8–10 parts per set), with no mechanical function. I’m planning... read more
2
43
Jul 16
Alodine coating enough for avionics enclosures?
Hi there, my project is a CNC machined enclosure in 6061-T6 aluminum for an avionics module that’ll be mounted in a wing compartment exposed to temperature swings, some humidity, but not direct salt spray.... read more
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59
Jul 15
Feasibility of sharp internal corners in CNC-machined
I'm about to place a CNC machining order for a small ABS housing with some detailed features, but I’m unsure if the internal recess can be manufactured as designed. The model includes sharp internal... read more
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77
Jul 09
Resistant material for small gear system
Looking for the best material for a locking mechanism for an electric vehicle charging connector. Essentially a small gear system that engages to prevent unplugging during charging. The gear teeth are low-load but need... read more
2
86
Jul 04
Adding countersinks to formed stainless sheet metal
Hello, I'm working on a sheet metal enclosure (as in the image) that requires flush mounting for M6 countersunk screws. I need to add a countersink on a few holes, but the part is... read more
2
85
Jul 03
Adding countersinks to formed stainless sheet metal
Hello, I'm working on a sheet metal enclosure (as in the image) that requires flush mounting for M6 countersunk screws. I need to add a countersink on a few holes, but the part is... read more
0
69
Gluing ASA parts for outdoor use
Hi there, I’m prototyping an outdoor enclosure for a small LiDAR unit, printing it in ASA due to its UV resistance and decent mechanical strength. I’d like to bond a front cover to the... read more
3
148
Jul 03