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A4 COPY PAPER 80G COPIER 75 gsm, 70 gsm 500 sheets For Laser inkjet printers copiers fax machines

Detail

A4 Specification:

Quality(The proportion of wood pulp)	imported wood pulp 70% Domestic wood pulp 30%
Whiteness (%) is greater than	102-104
Coefficient of Opacity (%) is greater than	90
Opacity (%) is greater than	recto25
Opacity (%) is greater than	wire side20
recto and wire side deviation is less than(s)	30
size resistance(mm)is greater than	0.75
Ash content(%)	16---18
Moisture content(%)	4.5---5.5
Density (g/cm3) less than the	0.75
Surface strength (m / s) is greater than	1.0
Dust degree (a / m2) is less than	(0.2—1.5)mm2 50
Dust degree (a / m2) is less than	greater than1.5mm20
Substance(gsm)	70/75/80
substance deviation is less than(g)	2.5
thickness(um)	10.0—11.0
thickness deviation is less than (um)	0.5

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