[Thomas] expands on this to demonstrate that PLA doesn’t really stick very well to anything but itself, and PETG by contrast sticks really well to just about anything other than PLA. One mild surprise was that
As stated above, if you try printing PETG on theSmooth PEI sheetwithout a release agent you're gonna have a bad time. It sticks like glue. I burned and ruined a PEI sheet trying to remove stuck PETG by impatiently heating it with an induction cooktop. ...
Preheat the bed to around 70-80°C and the extruder to 230-250°C. Apply an adhesive, like glue stick or hairspray, to the bed to improve first layer adhesion. Print at a slower speed for the first layer to ensure it sticks well. Adjust the print speed and temperature based on your...