กระดาษ A4

Materials: 100% wood pulp ( featuring super quality, and super brightness)
Quality Grades:
A Grade: 102%-104% Brightness
B Grade: 98%-100% Brightness
C Grade: 94%-96% Brightness
Substance: 70 GSM/80 GSM
(I)Internation standard-
A4(210mm*297mm)
(II)America standard-

8.5inch*11inch (216mm*279mm)
Technical Data
Moisture 3.5%-4.5%,
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

Opacity: 95 min
CIE whiteness: 167
Cobb Test: 27-33 G/M2 27-33
Suitable for:
Stay flat after copying
Leave no dust in the copy-machine
Nice appearance-white and clean
Nice touch-smooth and bulky
No see through-print both sides
Been developed for: Laser Printers, Ink-jet Printers, Fax Machines

Type: Copy Paper
Size: A4
Brand Name: Double A
Model Number: 210 mm*297mm
Place of Origin: WUXI, JIANGU, China