Appendix 1: cutting speed char ts (contin ued) – Tweco PCM-120 Machine Torch User Manual
Page 54
APPENDIX
A-4
Man
ual 0-2698
APPENDIX 1:
CUTTING SPEED CHAR
TS (contin
ued)
Air Plasma Cutting Speed Data Chart
Type Torch: PCM-120
Type Material: Stainless Steel
Type Plasma Gas: Air
Type Secondary Gas: Air
Thickness
Tip
Output Volts
Amperage
Speed (Per Minute)
Standoff
Plasma Gas Press
Sec Gas Press
Total Flow (SCFH)
Pierce Height
Inches
mm
(Cat. No.)
(VDC)
(Amps)
Inches
Meters
Inches
mm
psi
bar
psi
bar
Plasma
Secondary
Inches
mm
20 ga.
0.9
20-1220
110
35
100
2.5
0.13
3.2
65
4.5
60
4.1
50
340
0.13
3.3
18 ga.
1.2
20-1220
110
35
50
1.3
0.13
3.3
65
4.5
60
4.1
50
340
0.13
3.3
1/16
1.6
20-1220
110
35
40
1.0
0.13
3.3
65
4.5
60
4.1
50
340
0.13
3.3
1/8
3.2
20-1220
110
35
30
0.8
0.13
3.3
65
4.5
60
4.1
50
340
0.13
3.3
3/16
4.8
20-1220
110
35
20
0.5
0.13
3.3
65
4.5
60
4.1
50
340
0.13
3.3
1/16
1.6
20-1221
120
70
225
5.7
0.13
3.2
70
4.8
60
4.1
80
340
0.13
3.3
1/8
3.2
20-1221
120
70
135
3.4
0.13
3.2
70
4.8
60
4.1
80
340
0.13
3.3
3/16
4.8
20-1221
120
70
100
2.5
0.13
3.3
70
4.8
60
4.1
80
340
0.13
3.3
1/4
6.4
20-1221
125
70
65
1.7
0.13
3.3
70
4.8
60
4.1
80
340
0.13
3.3
3/8
9.5
20-1221
130
70
30
0.8
0.13
3.3
70
4.8
60
4.1
80
340
0.25
6.4
1/2
12.7
20-1221
140
70
20
0.5
0.19
4.7
70
4.8
60
4.1
80
340
0.25
6.4
1/4
6.4
20-1222
130
120
135
3.4
0.19
4.8
75
5.2
60
4.1
90
340
0.25
6.4
3/8
9.5
20-1222
130
120
80
2.0
0.19
4.8
75
5.2
60
4.1
90
340
0.25
6.4
1/2
12.7
20-1222
135
120
40
1.0
0.19
4.8
75
5.2
60
4.1
90
340
0.25
6.4
5/8
15.9
20-1222
140
120
30
0.8
0.19
4.8
75
5.2
60
4.1
90
340
0.25
6.4
3/4
19.1
20-1222
145
120
25
0.6
0.19
4.8
75
5.2
60
4.1
90
340
N/R
N/R
1 1/4
31.8
20-1222
160
120
10
0.3
0.19
4.8
75
5.2
60
4.1
90
340
N/R
N/R
N/R= Not Recommended