Q1 : What does GSM mean in regards to paper? The gsm (or g/m2) is a measure of the weight and means Grams per Square Meter. Regular copy paper, like you would use in a copier or printer (also called #20) is typically about 75 gsm. Color copy or laser paper (#24 stock) is generally about 90 gsm. To read more about paper weights click here.
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