1. Material: 100% wood pulp;
2. Quality grades:
a. A grade: 102 to 104% brightness
b. B grade: 98 to 100% brightness
c. C grade: 94 to 96% brightness
3. Substance: 70 or 80gsm
4. Technical data:
a. Moisture: 3.5 to 4.5%,
b. Thickness: 103 to 110um
c. Surface roughness TS: 75 to 175mL/minute
d. Surface roughness BS: 100 to 200mL/minute
e. Bending stiffness MD: >110Mn
f. Bending stiffness CD: >50Mn
g. Opacity: 95 minutes
h. CIE whiteness: 167%
i. Cobb test: 27 to 33g/m2, 27 to 33
j. Stays flat after copying
k. Leave no dust in the copy machine
k. Good appearance, white and clean
l. Touch smooth and bulky
5. Suitable for laser printers, Inkjet printers and fax machines;
6. Sizes: 5 x 11 inches (216 x 279mm);
7. International standard: The US: A4 (210 x 297mm).