Hypertherm HPR260 Manual Gas Preventive Maintenance Program Rev.5 - Manual (Page 276)

APPENDIX C – CUT CHARTS FOR PREVIOUS SYSTEM REVISIONS
HPR260 Auto Gas Instruction Manual c-7
Flow rates – lpm/scfh
N
2
Preflow 24 / 51
Cutflow 75 / 159
Stainless steel
N
2
Plasma / N
2
Shield
45 A Cutting
220202 220173 220308 220304 220180 220201
Note: This process produces a darker cut edge than the 45A, F5/N
2
stainless steel process
Plasma Shield Plasma Shield Plasma Shield mm Volts mm factor % seconds
0.8 0.0
1 0.1
1.2
1.5 95
2 97
2.5 101
3
4
Plasma Shield Plasma Shield Plasma Shield in Volts in factor % seconds
.036 0.0
.048 0.1
.060 95
.075 97
.105 101
.135 103
0.3
Amperage
Amps mm in mm/min ipm
N
2
N
2
10 10 10 10 15 2.5 0.100 6350 250
Marking
0.100 0.150 150
75
0.2
210
160
240
180
120
Initial Pierce
Height
in ipm
N
2
N
2
35 5 62 55
94
103
English
Select
Gases
Set
Preflow
Set
Cutflow
Material
Thickness
Arc
Voltage
Torch-to-Work
Distance
Cutting
Speed
Pierce Delay
Time
94
6380
5880
5380
mm mm/m
3.8 150
1580
2.5
4630
0.2
0.3
3935
3270
2550
Torch-to-Work
Distance
Metric
Select
Gases
Set
Preflow
Set
Cutflow
Material
Thickness
Arc
Voltage
Cutting
Speed
Initial Pierce
Height
Pierce Delay
Time
62 55 N
2
N
2
35 5
Volts
85
Select
Gases
Marking
Speed
Torch-to-Work
Distance
Set
Cutflow
Set
Preflow
Arc
Voltage