Duplex board with Brown Back

Duplex board is widely used in Packing and Printing industrial like:shoe box,food box,cake box, cosmetic packaging ect. Our Duplex board is white/Gray back and White/White back of LWC AND HWC.from 230--450gsm.with the size 1092*787,1194*889mm,610*860mm,31*43"ect.

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FEATURES

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

PRODUCT PARAMETERS

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