Grammage Converter

Below is a conversion table comparing weights of book basis vs gsm. Use the Paper Type drop down menu to quickly navigate to your desired paper product.

Paper Type Unit   Conversion
Electracote Brite # book basis
gsm
  36
53.3
38
56.2
40
59.2
43
63.6
45
66.6
   
Catalyst Directory # news basis
gsm
  18
29.3
19.4
31.5
20.9
34
22.1
36
     
Electracote # book basis
gsm
  34
50.3
36
53.3
38
56.2
40
59.2
43
63.6
   
Electraset lbs per 3300 ft2
gsm
 

45

66.6

50

74

55

81.4

60

88.8

     
Pacificote # book basis
gsm
  38
56.2
40
59.2
43
63.6
45
66.6
50
74
   
Electrabrite Book Lite # book basis
gsm
  18.5
27.4
20.0
29.6
         
Electrabrite Book # book basis
gsm
  35
52
40
59.2
45
66.5
       
Electrabrite # book basis
# news basis
gsm
  28
25.5
41.5
30
27.3
44.4
33
30
48.8
35.2
32
52
     
Electracal (Heatset) # book basis
gsm
  28
41.5
30
44.4
33
48.8
35
52
     
Electrastar # book basis
gsm
  33
48.8
35.2
52
37.2
55
40
59.2
42.5
62.9
45
66.5
50
74
Ascent # book basis
gsm
  40
59.2
45
66.6
50
74
       
Ascent (Matte) # book basis
gsm
  40
59
45
66.6
50
74
       
Marathon # news basis
gsm
  24.6
40
26.4
43
27.7
45
       
Advance # book basis
gsm
  45
66.6
50
74
55
81.4
60
88.8
70
103.6
   
Advance (Matte) # book basis
gsm
  50
74
60
88.8
70
103.6