Factory sale 80 75 70 Gsm Copy Paper Printing Papers A4

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Technical Data	Index Value	Unit	Standard
Surface Material
Graw Weight	80±50%	g/M²	GB/T 451.2-2002
Thickness	80±50%	um	GB/T 451.3-2003
Whiteness	≥88	%	GB/T 7974-2002
Adhesive Substance
Initial Adhesion	23-25	N/25mm²	ASTMD6195
180° Release Force	22-25	N/25mm²	GB/T2792-1998
Thermal Ageing	3	Day	70℃ Hot Oven (No oil leakage)
Lowest viscosity Temperature	0℃
Storage Temperature After Labeling	0-50℃
Backing Paper
Graw Weight	100±5%	g/M²	GB/T 451.2-2002
Thickness	100±5%	um	GB/T 451.3-2003
Longitudinal Tensile Strength	≥5.0	KN/M	GB/T 12914-1991
Print	Suitable for all inkjet printers on the market, print and dry together, waterproof effect
Storage Mode	Temperature 28±3℃, relative humidity 50±5% ,can keep at least 2 years