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Papers by Weight: A Comparison Table

Equivalent Paper Weights/Comparison Table
Paper Types
Bond
Offset
Cover
Tag
Index
Also known as Writing, Mimeo, Imaging, Ledger, Duplicator, or Rag Paper
Also known as Book, Text, Opaque, or Coated Paper
  
Water Resistant for Tags
 
Basic Size
(500 Sheets) 
17” x 22”
25” x 38”
20” x 26”
24” x 36”
25½” x 30½”
Equivalent Weights (#)
16
40
22
37
33
18
45
24
41
37
20
50
28
46
42
24
60
33
56
50
28
70
39
64
58
29
73
40
62
60
31
81
45
73
66
35
90
48
80
74
36
90
50
82
75
39
100
54
90
81
40
100
56
93
83
43
110
60
100
90
44
110
61
102
92
47
120
65
108
97
53
135
74
122
110
54
137
75
125
113
58
146
80
134
120
65
165
90
150
135
67
170
93
156
140
72
183
100
166
150
76
192
105
175
158
82
208
114
189
170
87
220
120
200
180
105
267
146
244
220

Equivalent Weights: A paper’s equivalent weight is expressed in terms of some other size. Different paper types have different basic sheet sizes, however, papers can be compared by using equivalent weights.

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