Hypertherm HPR260 Manual Gas Preventive Maintenance Program Rev.5 - Manual (Page 272)

APPENDIX C – CUT CHARTS FOR PREVIOUS SYSTEM REVISIONS
HPR260 Auto Gas Instruction Manual c-3
Mild steel
O
2
Plasma / Air Shield
80 A Cutting
220189 220173 220187 220176 220179 220188
Flow rates – lpm/scfh
O
2
Air
Preflow 0 / 0 76 / 161
Cutflow 23 / 48 41 / 87
Plasma Shield Plasma Shield Plasma Shield mm Volts mm factor % seconds
2 112
2.5 115
3 117
4 120
6 123
0.3
10 127
0.5
12 130
0.7
15 133 0.8
20
135 6.3
0.9
Plasma Shield Plasma Shield Plasma Shield in Volts in factor % seconds
.075 112
.105 115
.135 117
3/16 120
1/4 123
0.3
3/8 127
0.5
1/2 130
0.7
5/8 133 0.8
3/4
135 0.250
0.9
Marking
Amperage
Amps mm in mm/min ipm
N
2
N
2
10 10 10 10 15 2.5 0.100 6350 250
250
Select
Gases
Set
Preflow
Set
Cutflow
Material
Thickness
Arc
Voltage
Torch-to-Work
Distance
Cutting
Speed
Initial Pierce
Height
0.200
Arc
Voltage
Torch-to-Work
Distance
Cutting
Speed
0.160
0.100
in ipm
400
0.150
Pierce Delay
Time
Select
Gases
Set
Preflow
Set
Cutflow
Material
Thickness
Initial Pierce
Height
0.2
200
110
75
250
5.0
545
3045
1810
1410
O
2
Air 48 27
15
2.5
2.0
78
23
2.5
0.2
0.1
3.8 150
200 4.0
Pierce Delay
Time
Metric
37
25
15
0.100
0.080
155
50
78
English
0.1
23
O
2
Air 48 27
150
290
180
Select
Gases
Marking
Speed
Torch-to-Work
Distance
mm mm/m
1030
9810
7980
6145
4300
Volts
130
Set
Cutflow
Set
Preflow
Arc
Voltage