Petg first layer height. 2mm (which is pretty ok) and move on, or get a smaller nozzle? Thanks! Sep 18, 2020 · Correct first layer height for PETG After assembly my new i3 MK3S, I did a number of PLA prints on the flat steel sheet with no troubles. PLA. So, what is the optimal layer height for PETG? First layers and adhesion are good. I started with some PETG parts on the rough sheet. Full guide covering first layer, cooling, bed surfaces, and common PETG problems. For me personally I don't experience this general consensus (I've printed kilometers of PETG filament at 0. Adjusting PETG Settings for Better Results The results from your image are typically seen when the initial layer height for PETG is too small. I would estimate that 90% of those 3D printing issues can be traced back to an incorrect first layer. After first layer calibration, I got this first layer of the part. It seems very "squished-down" for me, but there were still these small holes you can Jan 15, 2026 · After selecting your layer height, fine-tune settings like temperature, fan speed, and the first-layer gap to address PETG's tendency to string. fphq wgedn bfjk tgypxhk zsvgugr sqejdr maytc oxavg enjd jorf