Stainless steel – Hypertherm HD4070 Rev.1 User Manual
Page 148
OPERATION
HyPerformance HD4070
Instruction Manual
4-23
Stainless steel
F5 Plasma / N
2
Shield
45A Cutting
Pierce height = torch-to-work distance X pierce height factor
220173
220202
220304
220201
220180
220308
F5
N2
F5
N2
F5
N2
F5
N2
in
ipm
%
seconds
20/.038
240
18/.050
190
16/.063
106
150
14/.078
107
130
12/.109
108
90
10/.141
109
65
0.3
3/16
109
45
0.4
1/4
110
30
0.5
16
0
0
48
28
17
0
0
64
12
104
0.080
150
190
0.2
0.100
Test Preflow Rate (%)
Test Cutflow Rate (%)
Material
Thickness
gauge/inch
Arc
Voltage
Plasma
Shield
Plasma
Shield
Torch-to-
Work
distance
Cutting
Speed
Pierce
Height
Factor
Pierce
Delay
F5
N2
F5
N2
F5
N2
F5
N2
mm
mm/m
%
seconds
1
104
5650
2
107
3125
3
109
1975
4
109
1400
0.3
5
109
1125
0.4
6
110
825
0.5
16
0
190
0.2
2.5
2.0
150
0
48
28
Test Cutflow Rate (%)
0
64
12
17
0
Test Preflow Rate (%)
Pierce
Height
Factor
Pierce
Delay
Plasma
Shield
Plasma
Shield
Material
Thickness
millimeters
Arc
Voltage
Torch-to-
Work
distance
Cutting
Speed
Metric
English