Hypertherm HPR260 Manual Gas Preventive Maintenance Program Rev.5 - Manual (Page 281)

APPENDIX C – CUT CHARTS FOR PREVIOUS SYSTEM REVISIONS
c-12 HPR260 Auto Gas Instruction Manual
Stainless steel
H35 and N
2
Plasma / N
2
Shield
130 A Cutting
220198 220173 220307 220304 220179 220197
Note: This process produces a smoother, shinier cut edge with less dross and greater cut angle variation than
the 130A, N
2
/N
2
process. Edge color is more silver than the H35/N
2
process.
Flow rates – lpm/scfh
H35 N
2
Preflow 0 / 0 97 / 205
Cutflow 13 / 28 71 / 150
Plasma Shield Plasma Shield Plasma Shield
Mix
Gas 1
Mix
Gas 2 mm Volts mm factor % seconds
6 150 0.3
10 153
0.3
12 160
7.0 0.5
15 168
7.6 0.8
20 176
7.7 180 1.3
Plasma Shield Plasma Shield Plasma Shield
Mix
Gas 1
Mix
Gas 2 in Volts in factor % seconds
1/4 150 0.3
3/8 153
0.3
1/2 160
0.280 0.5
5/8 168
0.300 0.8
3/4 176
0.310 180 1.3
mm in mm/min
N
2
N
2
10 10 10 10 2.5 0.100 6350
Material
Thickness
Arc
Voltage
Torch-to-
Work
Distance
75
38
32
3.8
3.5
3.0
Select
Gases
Set
Preflow
Set
Cutflow
H35 N
2
19 60
27
18
1835
6.0
Pierce
Delay Time
mm mm/m
Cutting
Speed
Initial Pierce
Height
200
1195
875
670
4.3
305
Material
Thickness
Arc
Voltage
Torch-to-
Work
Distance
Select
Gases
Set
Preflow
Set
Cutflow
H35 N
2
19 60
200
50
75
38
32 18
0.120
70
0.240
Pierce
Delay Time
in ipm
Cutting
Speed
Initial Pierce
Height
Marking
Metric
English
27
0.140
30
0.150
25
0.170
15
Torch-to-Work
Distance
Select
Gases
Set
Preflow
Set
Cutflow
Amperage
Amps ipm Volts
130 250 18
Marking
Speed
Arc
Voltage