Conversion tables

1. Laminate thickness conversion table
mm 0.5 0.71 0.8 1.0 1.2 1.6 2.0 2.4 3.0 3.2
mil 20 28 31 40 47 63 79 94 118 126
inch - - 1/32 5/128 3/64 1/16 5/64 3/32 15/128 1/8

2. Copper thickness conversion table
my 18 35 43 70 95 110
mil 0.7 1.4 1.7 2.8 3.7 4.2
oz/ft2 1/2 1 1 1/4 2 2 1/2 3

3. Drill table conversion list
mm mil inch
0.25 10 -
0.3 12 -
0.4 16 1/64
0.5 20 -
0.6 24 -
0.7 28 -
0.8 32 1/32
0.9 35 -
1 39 -