Material Thickness Reference Table

Thickness (inches)Thickness (mm)GaugeMi#MicronsCommon Term
0.014
0.36
29
14
356
M6
0.012
0.3
30
12
305
M5
0.011
0.28
11
279
M4
0.01
0.25
32
10
254
10 mil or 10 thousandths
0.009
0.23
9
229
M3: 9 mil or 9 thousandths
0.007
0.18
7
178
M2: 7 mil or 7 thousandths
0.006
0.15
6
152
6 mil or 6 thousandths
0.005
0.13
5
127
5 mil or 5 thousandths
0.004
0.1
4
102
4 mil or 4 thousandths
0.002
0.05
2
51
2 mil or 2 thousandths
0.001
0.025
1
25
1 mil or 1 thousandths
0.0008
0.02
20
8 ten thousandths or 8 tenths
0.0006
0.015
15
6 ten thousandths or 6 tenths
0.0004
0.0102
10
4 ten thousandths or 4 tenths
0.0002
0.005
5
2 ten thousandths or 2 tenths
0.00008
0.002
2
80 millionths
0.000069
0.00175
1.75
69 millionths

1 Millimeter = 1000 microns
1 inch = 25.4 millimeters