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Contact SupplierWe are offering office paper, a4 size copy paper.
description:
material: 100% wood pulp
size: a4(210*297mm), a3, letter size (8.5x11''), legal size (8.5x14'')
base weight: 80gsm, 75gsm, 70gsm
whiteness: 102-104%; 98-100%, 94-96%
packing: 500 sheets/ream, 5reams/carton (box)
quality grades:
a grade: 102 to 104% brightness
b grade: 98 to 100% brightness
c grade: 92 to 94% brightness
substance: 70/80gsm
international standard: a4 (210 x 297mm)
america standard: 8.5 x 11-inch (216 x 279mm)
technical data:
moisture: 3.5 to 4.5%
thickness: 103 to 110um
surface roughness ts: 75 to 175ml/minute
surface roughness bs: 100 to 200ml/minute
bending stiffness md: >110mn
bending stiffness cd: >50mn
opacity: 95 minutes
cie whiteness: 167
cobb test: 27 to 33g/m2 27 to 33g
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