Card stock construction
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Smoothness: 135-157 g/m
2
(36-42 lb) card stock should have a smoothness rating of
100-180 Sheffield. 60-135 g/m
2
(16-36 lb) card stock should have a smoothness rating of
100-250 Sheffield.
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Construction: Card stock should lie flat with less than 5 mm (0.2 inch) of curl.
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Condition: Make sure that the card stock is not wrinkled, nicked, or otherwise damaged.