- The surface of paper is evenness, smooth, small expansion rate to ensure good printing effect.
- The quality board has excellent printability and converting properties,It is suitable for 4 or 6 color printing.
- Outstanding paper stiffness is a strong support for carton laminating and die-cutting.
Application
Products:DUPLEX BOARD WHITE/GRAY BACK
Version:GB/T10335.3-2018
Quantity: 8663kgs
Lot No.:202204200203
Sub:300gsm
Grade:A
Item No.
|
Unit
|
Specification
|
Test Result
|
Basis weight
|
g/m2
|
290-310
|
296
|
Thickness
|
μm
|
350±15
|
351
|
Moisture
|
%
|
7.5±1.0
|
7.7
|
*Stiffness (lateral)≥Stiffness(CD)
|
mN.m
|
2.9
|
3.1
|
COBB (TOP) 60S
|
g/m2
|
≦65
|
60
|
COBB (BACK) 60S
|
g/m2
|
≦150
|
135
|
IGT Blister
|
m/s
|
≧0.9
|
0.97
|
*Folding strength
|
times
|
≧8
|
11
|
Brightness
|
%
|
≥76(face)
|
80
|
(75o) Gloss
|
%
|
≥30
|
35
|
*Smoothness
|
S
|
≧60
|
70
|
*Ink Absorption KN
|
%
|
25±5
|
26
|
Dust 0.3-1.0mm2
|
individual/m2
|
≤20
|
5
|
Dust >2.0mm2
|
individual/m2
|
N
|
N/A
|