Copy Paper A4

Specifications

Data

Grames

80

g/m2

Tolerance

+(-)2

g/m2

Thickness

110

um

Brightness

102-104%

%

CIE Whitness

160-167

%

Opacity

>94

%

Breaking of Length

>3200

M

Smothness

>22

S

>20

S

Water absorption: cabb method

<30

g/m2

Cross hygro instability

<2.8

%

Atomy

80

M2

No

M2

Mositure content

3.5-4.5

%

Ash content

<16.5

%

Stiffness

vibration

Longitudinal

0.52

mN

Lateral

0.29

bending

Longitufinal

>116

Mn

lateral

>50

Apparent density of paper

0.71-0.76

g/m3