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3

In my experience, polyurethane sticks to PLA like super glue, not good. But silicone and alginate doesn't stick at all. What I do is print the model of the mold with PLA or ABS, no matter. Then, cast a mold of the PLA model of the mold with alginate, then you have the negative of your mold. Now with this alginate mold of the mold cast your actual mold with ...


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From my experience Auto Home procedure rearly leaves Z position at 0. By default Marlin raises it to 4 mm above the bed as far as I remember. The same might be with Z offset. Also, could you please check "Initial Layer Height" in Cura? Could you check the machine's "Start G-Code" for presence of G91 code (this would be bed sign) and ...


2

I initially tightened the tensioner for the x-axis belt pulley, which seemed to help. Then I double-checked my installation, and realized the belt for the x-axis was on upside down (belt teeth go in, smooth side of belt out). So I guess it’s actually more surprising it’s been working well until now...


1

I had exact same issues with my Ender 3 v2. Using the stock default glass the middle would be too far out and I was never able to level it just right - no matter what I did - I could have stayed on it for hours. In matter of fact, it wasn't just the middle, it was the middle between each of the corner points as well, meaning, imagine a plus sign going across ...


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It sounds like a setting mismatch between your slicer settings and the physical printer configuration. Diagnostic and informational questions follow: Can you provide more details of your machine configuration and your slicer settings? Are you using the Creality Slicer? Can you also provide more information about what you are attempting to print? Are you ...


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