A 80gsm A4 copier office paper ream paper

Features:

1.100% wood pulp, high stiffness, two-sided printing with high speed ,Anti-curl quality reduces paper jams;

2. 500 sheets of paper guarantee in each ream.Welcome OEM.

Basis weight			g/m²	70	75	80
Caliper			um	95	100	105
Brightness			%	103±1
CIE				158±5
Opacity ≥			%	91	92	93
Cobb			g/m²	25-30
Smoothness	average of both side ≥	s	≥22
		difference of bothsides ≤	%	≤15
Roughtness ≤		Mi/min	200-350
Dirt/(0.3-1.5mm²)		Point/m²	≤60
Stiffness ≥		mN	75	87	100
Moisture		%	5.0±0.5
Tensile stregth	MD	kg/mm	kg/mm	≥4.5
				CD			≥2.0
Wax picking			≥14

70 GSM
Basis weight (g/m2) 70 + 4% (max) ISO 536
Thickness 97 ISO 534
CIE Whiteness 159 ISO 11475
Brightness % 96 ISO 2470
Opacity % 93 ISO 2471
Surface Roughness, Bendtsen (ml/min) 160 ISO 8791-2

A4 Copier 75 GSM
Basis weight (g/m2) 75 + 4% (max) ISO 536
Thickness 103 ISO 534
CIE Whiteness 159 ISO 11475
Brightness % 96 ISO 2470
Opacity % 94 ISO 2471
Surface Roughness, Bendtsen (ml/min) 160 ISO 8791-2

A4 Copier 80gsm
- Brand:OEM SERVICE WE PERFORM
- Size: A4 (210mm x 297mm)
- Substance: 80gsm
- Brightness: 102-104% above
- Color: white
- Whiteness: CIE167
- Grade: All purpose Premium Paper
- Sheet in Ream: 500
- Roughness: 140ml/Min
- Roughness: 140ml/Min
- Thickness: 110um
- Opacity: 95%
- Ream box: 5 Ream
- Quality: 100% Virgin Wood

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