Cut charts, Mild steel bevel cutting o, Plasma / air shield 130 a – Hypertherm HPR260 Manual Gas Preventive Maintenance Program Rev.5 User Manual
Page 300: Metric english
APPENDIX D – BEVEL CUTTING
d-4
HPR260 Auto Gas
Instruction Manual
5
Mild steel bevel cutting
O
2
Plasma / Air Shield
130 A
Flow rates – lpm/scfh
O
2
Air
Preflow
0 / 0
64 / 135
Cutflow
33 / 70
45 / 96
220645
220398
220649
220603
220179
220646
Notes: Bevel angle range is 0° to 45°. Water tube 220700
must be used with these
consumables.
Metric
English
Select
Gases
Set
Preflow
Set
Cutflow
Minimum
Clearance
Equivalent
Material
Thickness
Torch-to-Work
Distance
Cutting
Speed
Initial Pierce
Height
Pierce Delay
Time
Plasma Shield Plasma Shield Plasma Shield
mm
mm
mm
mm/m
mm
factor %
seconds
O
2
Air
15
23
84
24
2.0
3
2.5 – 8.6
6505
5.0
200
0.1
4
2.8 – 8.6
5550
5.6
0.2
6
4035
0.3
18
10
3.0 – 8.6
2680
6.0
12
3.3 – 8.6
2200
6.6
0.5
15
3.8 – 8.6
1665
7.6
0.7
20
1050
1.0
25
4.0 – 8.6
550
190
1.8
32
4.5 – 8.6
375
Edge start
38
255
Select
Gases
Set
Preflow
Set
Cutflow
Minimum
Clearance
Equivalent
Material
Thickness
Torch-to-Work
Distance
Cutting
Speed
Initial Pierce
Height
Pierce Delay
Time
Plasma Shield Plasma Shield Plasma Shield
in
in
in
ipm
in
factor %
seconds
O
2
Air
15
23
84
24
0.080
0.135
0.100 – 0.340
240
0.200
200
0.1
3/16
0.110 – 0.340
190
0.220
0.2
1/4
150
0.3
18
3/8
0.120 – 0.340
110
0.240
1/2
0.130 – 0.340
80
0.260
0.5
5/8
0.150 – 0.340
60
0.300
0.7
3/4
45
1.0
1
0.160 – 0.340
20
190
1.8
1-1/4
0.180 – 0.340
15
Edge start
1-1/2
10
Cut charts
Initial pierce heights and pierce delay times listed in the cut charts are for straight cuts. Edge start indicates that the
material thickness is outside the range that can be pierced. These thicknesses can only be cut by using an edge start.