DO NOT USE ACETONE ON POWDER COATED PEI SIDE!!!!
What is genuine powder coated PEI?
- The color shall be amber(light golden). Prusa use black steel, that’s why it looks in black.
- In general, you can print PLA, PETG, TPU and some strong stickness filaments without heating. If not, you probably bought a fake one
- The surface is matte or textured. If you touch it like a glass or oil painted, then it’s fake.
- Most sellers are selling fake PEI, even some famous brand.