Clear Envelopes will be closed Monday May 25th for Memorial Day. All orders placed will be processed the following business day.

800.319.6217 or 916.933.6217

Fraction to Decimal Conversion Table


Fraction Decimal
1/16" .0625
1/8" .125
3/16" .1875
1/4" .25
5/16" .3125
3/8" .375
7/16" .4375
9/16" .5625
5/8" .625
11/16" .6875
13/16" .8125
7/8" .875
15/16" .9375


Mil/Micron/Gauge Conversion Table


1 Micron (um) metric = .001 mm or .000 03937 inches
1 Mil standard = .001 inches or .0254 mm
1 Gauge standard = .0001 inches or .00254 mm
1 mm = .03937 inches

Micron to Mil Conversion
40 um (.04)/.0254 =1.57 or 1.6 Mil

Micron Mil Gauge
20 .8 80
30 1.2 120
40 1.6 160
50 2 200


Paper Weight Conversion Table

Click here for the paper weight converter page.


GSM = Grams per square meter
Lbs (#) = US Pounds
Values provided as a guide only. Paper weights vary with paper type.

GSM lbs.(#)
75 GSM 50# Text (or 20lb Bond)
90 GSM 60# Text (or 24lb Bond)
75 GSM 50# Text (or 20lb Bond)
90 GSM 60# Text (or 24lb Bond)
106 GSM 70# Text (or 28lb Bond)
120 GSM 80# Text
135 GSM 90# Text
150 GSM 100# Text
160 GSM 60# Cover
175 GSM 65# Cover
185 GSM 70# Cover
220 GSM 80# Cover
250 GSM 93# Cover
275 GSM 100# Cover
300 GSM 110# Cover
325 GSM 120# Cover
355 GSM 120# Double Thick Cover