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– Technical specification tables 45
Weight equivalence table
The following table shows equivalent weights for different grades of
paper. A bolded value indicates a commonly available standard
weight for that grade.
Note Text and book grades marked with an asterisk (*) actually calculate to
51, 61, 71, and 81 but are rounded to standard book/text weights of
50, 60, 70 and, 80.
Bond wt.
(17 x 22 in)
Text/Book wt.
(25 x 38 in)
Cover wt.
(20 x 26 in)
Bristol wt.
(22.5 x
28.5 in)
Index wt.
(25.5 x
30.5 in)
Tag wt.
(24 x 36 in)
Metric
wt.
16# 41# 22# 27# 33# 37# 60 g/m
2
17# 43# 24# 29# 35# 39# 64 g/m
2
20# 50# * 28# 34# 42# 46# 75 g/m
2
21# 54# 30# 36# 44# 49# 80 g/m
2
24# 60# * 33# 41# 50# 55# 90 g/m
2
27# 68# 37# 45# 55# 61# 100 g/m
2
28# 70# * 39# 49# 58# 65# 105 g/m
2
29# 74# 41# 50# 61# 68# 110 g/m
2
32# 80# * 44# 55# 67# 74# 120 g/m
2
36# 90# 50# 62# 75# 83# 135 g/m
2
39# 100# 55# 67# 82# 91# 148 g/m
2
40# 101# 55# 68# 83# 92# 150 g/m
2
43# 110# 60# 74# 90# 100# 163 g/m
2
45# 115# 63# 77# 94# 104# 170 g/m
2
47# 119# 65# 80# 97# 108# 176 g/m
2
51# 128# 70# 86# 105# 117# 190 g/m
2
53# 134# 74# 90# 110# 122# 199 g/m
2
54# 137# 75# 93# 113# 125# 203 g/m
2
58# 146# 80# 98# 120# 133# 216 g/m
2
65# 165# 90# 111# 135# 150# 244 g/m
2
66# 169# 92# 114# 138# 154# 250 g/m
2
67# 171# 94# 115# 140# 155# 253 g/m
2
70# 178# 98# 120# 146# 162# 264 g/m
2
72# 183# 100# 123# 150# 166# 271 g/m
2