grade
0.2
0.3
0.4
0.5
0.6
0.7
0.8
1.0
1.2
1.5
1.7
2.0
2.3
2.5
micron
200
300
400
500
600
700
800
1000
1200
1500
1700
2000
2300
2500
inch
0.007
0.011
0.015
0.019
0.023
0.027
0.031
0.039
0.047
0.059
0.066
0.078
0.090
0.098
stainless steel SUS 304
Y
N
stainless steel SUS430
aluminum pill
copper pill
zinc pill
carbon steel