125mm PEI).PEI (0.125mm thick) pasted on one side.Design similar like original Prusa i3 Print Sheets.5mm spring stainless steel +0. The steel is one very special material, it's stainless steel but magnetic and flexible.Size:203x203,220x220,224x254,240x260,235x235,305x305,customizedPolyetherimide (PEI) has great material properties for use as a 3D Printer bed.Now we released the latest 3d printer surface what is called 3Dmax-PEI and believe it's the best 3d printer surface in this world. PEI is matte surface.Thanks for following us.PEI is ultem1000 from SabicFlexible and removableFor use with any 3d printer bed. 3Dmax-PEI(0..PEI spring steel print sheet for Prusa MK52Posted by Artistic light and shadow Roller Coating Aluminium Sheets Factory marica on September 4th, 2018Energetic is the first seller who sell PEI Ultem sheet as 3d printer surface in China. Now we only sell PEI sheet and 3Dmax-PEI