Thingiverse
Car Test
by Naomiiiiiiii
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**__Ko-Fi:__** [https://ko-fi.com/juliettaexpress](https://ko-fi.com/juliettaexpress)
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Some PETG will still warp in a hot car (looking at you, KVP!), but before you print something useful for your car and have it melt, wouldn't it be nice to make sure it holds up ahead of time?
Enter the Car Test. Print one of these bad boys off, flip it upside down, and let it sit under your front windshield for a while. If it deforms, you'll know just by looking at it. And if you're not sure, a straight-edge of any sort will tell you (unless your bed is super warped, in which case, get a better bed... looking at you, Creality!)
If you're still confused, there's a 42-second YouTube of how it works here:
https://youtu.be/kqSLUHOnWW8
The flat part is 1mm thick, so 0.2mm or 0.25mm layer heights work best. Use enough shells to remove the desire for a slicer to attempt infill (3 for 0.2 layer height, 2 for 0.25 layer height -- any higher is wasted on the legs).The goal is to have the bri
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Some PETG will still warp in a hot car (looking at you, KVP!), but before you print something useful for your car and have it melt, wouldn't it be nice to make sure it holds up ahead of time?
Enter the Car Test. Print one of these bad boys off, flip it upside down, and let it sit under your front windshield for a while. If it deforms, you'll know just by looking at it. And if you're not sure, a straight-edge of any sort will tell you (unless your bed is super warped, in which case, get a better bed... looking at you, Creality!)
If you're still confused, there's a 42-second YouTube of how it works here:
https://youtu.be/kqSLUHOnWW8
The flat part is 1mm thick, so 0.2mm or 0.25mm layer heights work best. Use enough shells to remove the desire for a slicer to attempt infill (3 for 0.2 layer height, 2 for 0.25 layer height -- any higher is wasted on the legs).The goal is to have the bri
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