Basis Weight Calculation

Please enter weight and area then choose the correct unit of weight and area.

Weight gram lb

Area    ft^2 inch^2 cm^2 m^2

• If your sample is thinner than 12 points, use basis weight (paper)
• If your sample is thicker than 12 points, use basis weight (paperboard)
• The grammage are the same for both paper and paperboard

Basis weight (paper)               lb/3000 ft^2  

Basis weight (paperboard)      lb/1000 ft^2 

Grammage                             g/m^2