Key performance: 1. No jam in photocopy machine 2. No double feed 3. Stay flat after copying 4. Leave no dust in the copy-machine 5. Nice appearance-white and clean 6. Nice touch-smooth and bulky 7. No see through-print both sides 8. Used for: Photocopy Machines, Laser Printers, Ink-jet Printers, Fax Machines Gramage: 80gsm, 75gsm, 70gsm Quality: Imported 100% Natural Wood Pulp Brightness = 102-104%,Natural White Capability: High Speed Copying100ppm, Laser Capable,Inkjet Capable, Fax Capable. Thickness: 103-110 um Surface roughness TS ml/min: 75-175 Surface roughness BS ml/min: 100-200 Bending stiffness MD: >110 Mn Bending stiffness CD: >50 Mn CIE whiteness: 148-152 or 152-165 Cobb Test: 27-33 g/m2 27-33 Two-sided usage gives the paper sheet high opacity. Smooth paper surface makes sharp printing and copying. Moist protected wrapper