Charming High Quality A4 Double Copy Paper.

We are offering charming high quality a4 double copy paper.
1.base weight: 60g, 70g, 80g
2.brightness: 92-106%
3.thickness: 0.065-0.115mm
4.moisture content: 4-6%..
we are a professional manufacturer of multi-purpose copy paper.our company also offer o.e.m (original equipment manufacturer)
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