Color printing paper has attained EN71,it made up of 50% conifer wood pulp, 40% broad-leaved wood ... , coffee and grey2, Bulk density: 80-400gsm (made of paper machine), above 450gsm (made of veneer)3, Substance: 100gsm=0.12mm4, Machine ... ; outer diameter: 1.0mm-1.5mmOuter packing: woven bag Inner page Color printing