how thick is paper
Posted. Standard printer paper is approximately .1mm thick. For paper with a basis weight of 20 lbs, which is what I use in my printer, has a thickness of .097 mm. So you are right the Cha Cha answer does appear to be way off the mark.For fun, I did a quick check.osted. Standard printer paper is approximately .1mm thick. For paper with a basis weight of 20 lbs, which is what I use in my printer, has a thickness of .097 mm. So you are right the Cha Cha answer does appear to be way off the mark.