Which is the best 3D Printer Bed/Plate?
PEI/PEX the best bed.
PEI bed was originally used in Prusa, but now all the other production companies are producing it.
The PEI bed from Twotress and Wham Bam Systems is the best. There are alot of companies making PEI/PEX bed now, you can select other production companies if you wish.