Basis Weight to GSM
Basis Weight:
Basic Size: (Parent sheet size in square inches)
Bond - 17 x 22
Book & Offset - 25 x 38
Tag - 24 x 36
Index - 25.5 x 30.5
Vellum Bristol - 22.5 x 28.5
Coated Cover 1S/C2S - 24 x 36
Coated Cover C2S - 20 x 26
C1S Label - 25 x 38
Opaque Cover - 20 x 26
Basis Weight
Conversion
GSM
B
as
ic Sizes
Bond
17 x 22
=
374 square inches
Book & Offset
25 x 38
=
950 square inches
Tag
24 x 36
=
864 square inches
Index
25.5 x 30.5
=
778 square inches
Vellum Bristol
22.5 x 28.5
=
641 square inches
Coated Cover C2S
24 x 36
=
864 square inches
Coated Cover C1S
24 x 36
=
864 square inches
C1S Label
25 x 38
=
950 square inches
Opaque Cover
20 x 26
=
520 square inches
>
