Operation 3-6 duramax retrofit torch – Hypertherm HRT User Manual
Page 42
OPERATION
3-6
Duramax Retrofit Torch
Operator Manual
Note:
Torch‑to‑work dis tance for the following cut chart is 1/8 in (3.2 mm) for all cuts.
Mild steel
Arc current Arc voltage Pierce
delay
Material thickness
Recommended cut
speed
Maximum cut speed
in
mm
ipm
mm/min
ipm
mm/min
100
153
0.5
1/4
6.4
135
3429
208
5283
155
0.5
3/8
9.5
77
1955
119
3022
159
1.0
1/2
12.7
57
1447
88
2235
160
1.0
5/8
15.9
40
1016
61
1549
161
1.5
3/4
19.0
26
660
47
1193
163
NA
1
25.4
18
457
28
711
167
1 1/4
31.8
12
305
19
482
Stainless steel
Arc current Arc voltage Pierce
delay
Material thickness
Recommended cut
speed
Maximum cut speed
in
mm
ipm
mm/min
ipm
mm/min
100
154
0.5
1/4
6.4
150
3810
231
5867
156
0.5
3/8
9.5
79
2006
122
3099
161
1.0
1/2
12.7
52
1320
79
2006
162
1.0
5/8
15.9
34
863
52
1320
164
1.5
3/4
19.0
25
635
39
990
166
NA
1
25.4
15
381
23
584
169
1 1/4
31.8
9
228
14
355
Aluminum
Arc current Arc voltage Pierce
delay
Material thickness
Recommended cut
speed
Maximum cut speed
in
mm
ipm
mm/min
ipm
mm/min
100
154
0.5
1/4
6.4
164
4165
253
6426
157
0.5
3/8
9.5
92
2336
142
3606
160
1.0
1/2
12.7
70
1778
108
2743
161
1.0
5/8
15.9
50
1270
77
1955
162
1,5
3/4
19.0
33
838
57
1447
165
NA
1
25.4
21
533
33
838