Tweco 300 Maximizer - Manual (Page 68)

APPENDIX A-24 Manual 0-2554
APPENDIX 3: GAS FLOW COMPARISON CHART
Material Plasma Secondary Amperage SCFH lpm SCFH lpm Notes
Aluminum Air Air 50 63 30 190 90
100 83 39 125 59
150 83 39 125 59
ArH2 N2 150 80 38 130 61
N2 H2O 100 83 39 8 8 Sec gph
150 83 39 9 9 Sec gph
Mild Steel Air Air 50 63 30 85 40
100 83 39 140 66
150 83 39 140 66
Air * Air 100 83 39 300 142
150 83 39 300 142
O2 Air 50 60 28 95 45
100 83 39 140 66
150 83 39 140 66
O2 * Air 100 83 39 300 142
150 83 39 300 142
Stainless Steel Air Air 50 78 37 230 108
100 83 39 140 66
150 83 39 140 66
Air * Air 100 83 39 300 142
150 83 39 300 142
ArH2 N2 150 83 39 180 85
N2 H2O 100 83 39 8 8 Sec gph
150 83 39 3 to 9 3 to 9 Sec gph
* = Cutting is done wet or underwater (water table)
Plasma Secondary
Gas Flow Comparison Chart
Flow Used
Gases Used