Paper Weight Conversion Chart

The following "Equivalent weights" chart shows you which weights of the different paper types are equal to the same number of grams per square meter.

Note

NOTE: Weights are based on stacks of 500 sheets of the size indicated at the top of each column, under the paper type.

TIP: Print this topic and post near your system for quick reference to this paper data.
 

*Size of unfinished substrates before cutting to size.
 

Bond
17x22*

Book
25x38*

Cover
20x26*

Bristol
22.5x28.5*

Index
25.5x30.5*

Metric (g/m2)

Bond

13

33

18

22

27

49

Xerographic

16

41

22

27

33

60

Ledger

20

51

28

34

42

75

Mimeo

24

61

33

41

50

90

Duplicator

28

71

39

48

58

105

Writing

32

81

45

55

67

120
 

12

30

16

20

25

44

Book

13

33

18

22

27

49

Offset

16

40

22

27

33

59

Text

18

45

25

30

37

67
 

20

50

27

34

41

74
 

22

55

30

37

45

81
 

24

60

33

40

49

89
 

28

70

38

47

57

104
 

31

80

44

54

65

118
 

39

100

55

67

82

148
 

47

120

66

81

98

178
 

36

91

50

62

75

135

Cover

40

100

55

68

82

149
 

43

110

60

74

90

162
 

47

119

65

80

97

176
 

50

128

70

86

105

189
 

58

146

80

99

120

216
 

65

164

90

111

135

243
 

72

183

100

123

150

270
 

33

84

46

57

69

125

Bristol

39

99

54

67

81

147
 

47

119

65

80

97

176
 

58

148

81

100

121

219
 

87

222

122

150

182

329
 

43

110

60

74

90

163

Index

53

134

74

91

110

199
 

67

171

94

115

140

253