China 90gsm Offset Printing Paper Offset Printing Paper Woodfree Offset Paper

Woodfree Offset paper; Offset paper; Woodfree paper;1. Product Description
Roll size /sheet size.
Core: 7.6cm
OD: 125cm
Width: 60cm-180cm
In sheet or in roll
Sheet Size: 787*1092 850*1168 880*1280mm
Ream width: 787, 1092, 850mm
Paper Type: Offset printing paper
Use: Pringting
Coating: Uncoated
Compatible Printing: Offset Printing
Feature: Moisture Proof
Pulp Material: Wood Pulp
Pulp Style: Virgin
Pulping Type: Chemical Pulp
Model number customer requirement
Whiteness 93%-100%
Materical 100% wood pulp or mixed
Use: All kinds of books, brochures, illustrations, commercials catalogs, posters, notebooks, envelopes, children's publications.
Printing: High speed commercial web offset printing, Gift Box & Bag sheet-fed printing.
2. Technical SpecificationItemUn i tGradeA
Ba s i c
W Decoder eight
g/m2
60±1
68±
1
70±1.
5
78±1.
5
80±1.
5
98±1.
5
100±1.
5
110±Geographic Surveying Instrument 1.
5
120±2.
0
140±2.
0
160±2.
0
180±2
.0
B rightness
%
101±1Opacity≥%888990929293949496979898T h i ckness
D eviation
µm
73.2
Universal Hardware Parts 83
85.4
95.2
97.6
108
118
120
142
165
190
212T h i ckness
D i stribution%15C o b b Value
≤
g/m2
35
S m oo thn ess
S
40-5040-
50
40-50
40-50
40-50
40-50
35-50
35-50
35-50
27-40
≥25
≥25
D i f f e rence of Smoothness of Both Side%10
M oi sture
%
5.5-7.0
B reaking
L ength(MD)m5.55.55.5554.54.54.54.54.54.54.5
D i rtEnvironment Protection Device (0.3-
1 . 5 m m 2 ) ≤
Piece
/m2
40
Printing Surface Strengthm/s3332.72.72.52.52.52.5222