About Poster Board Thickness

Poster Board Thickness Information 

In the U.S., Poster board, Cardstock and Cover Stock  thickness is usually measured in points or mill.
This measurement gives the thickness of the sheet in thousandths of an inch.
Example: a 10 pt. card is 0.010 inch or 0.254 mm thick ; a 12 pt. card is 0.012 inch or 0.3048 mm thick.
Most Royal Brites Poster Board, except for the White Poster Board,  is coated on both sides. 
The thickness and weight are as follows:
12 pt. – 98 lb – 265g/m2
Poster board, Cardstock or Cover stock  which has single-sided coating is called  Coated One Side, (C1S) can differ from the double sided coated (C2S) as follows:

Poster board Sizes 

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