Quote:
Originally Posted by pfreivald
Is the 3D-printed pulley strong enough? We use 3D-printed spacers, but don't trust PLA and ABS for most torque applications.
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With more extra shells and a higher infill density, it will be fine. The key is to keep tension along the layers and try and keep all other loading as compression. Also ABS and PLA are not your only options. I have a mallet I made from 3D printed nylon 6 and it is plenty strong. I have been abusing it for the last 4 months with very little indication of wear.