Sanding the PEI sheet with fine grit sandpaper and wiping with isopropyl alcohol can clean and improve adhesion

Ultimaker PVA (polyvinyl alcohol) is a leading water-soluble support material for multi-extrusion 3D printing

when high read

which will not work

herunder Nylon

SpiderSheet - KAN SKÆRES MINDRE MED EN HOBBYKNIV - 292x165mm Breakout Sanding the PEI sheet withSpiderSheet is a thin, durable plastic sheet that adheres to the print bed of FDM (fused deposition modeling) 3D printers to provide an ideal surface for 3D printing. The SpiderSheet replaces the need to use glue or other chemical substances for securing the print. Installation: 1. Wipe down your bare build platform making sure it is clean and free of debris. 2. Trim the SpiderSheet sheet to match the size of your build plate (if not already). 3.