无碳复写纸

无碳复写纸

无碳复写纸

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Grades Blue Images Black Images
Regular basis weights (gsm)

CB: 45, 48, 50, 52, 55, 60, 70, 80

CFB: 50, 52, 55, 60, 70, 80

CF: 47, 50, 52, 55, 60, 70, 80

Color: white and tinted

*Tinted: green, blue, yellow and white

Basis Weight variation ± 5%
Caliper Variation (CD) ≤ 5μ m for 50GSM or less GSM
≤ 7µ m for 50GSM or greater GSM
Paper Density 0.70-0.85 g/cm3
Opacity ≥ 65%
Smoothness (CF side) ≥ 60 s
Whiteness ≥ 85% with OBA
≥ 78% without OBA
Chromatic deviation ≤ 2.0% (coated side for tinted grades)
Curls ≤ 12 mm
Optical densityΔ D (5min) ≥ 0.70 CB rolls and sheets, 3 ply prints
≥ 0.75 CFB rolls, 5 ply prints
≥ 0.75 CFB sheets, 5 ply prints
≥ 0.80 CF, 5 ply prints
≥ 0.30 (3 ply prints)
Surface strength (medium viscosity printing ink) ≥ 0.5 m/s (printing side)
Light resistance (residual Δ E after 144 hrs) ≥ 50%
Surface PH 6.0-9.0
Size Rolls: 120-600mm, paper length = 6, 000m or 12, 000m but 6, 000m is highly recommended
Sheets: 700*1000, 610*914, 690*890, 610*860, 770*1100; 720*920mm, etc

 

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