Operation, English, Metric – Hypertherm MAX200 Machine Torch Plasma Arc Cutting System User Manual
Page 88: Stainless steel – above water 100 amps, H35 plasma / n, Shield, Warning
MAX200
Instruction Manual
4-23
14
OPERATION
Set plasma gas inlet pressure to 120 psi (8.3 bar)
Set shield gas inlet pressure to 90 psi (6.2 bar)
Note: Maximum piercing thickness 3/8-inch (10 mm) and IHS recommended.
If leads are greater than 50 feet, increase TEST pressure 5 psi for every extra 50 feet of torch lead length.
* Production cutting above 3/8 inch (10 mm) not recommended.
Shield
Gas
Pressure
Material
Thickness
Arc
Voltage
Setting
Approx.
Motion
Delay Time
Test
(psi)
Run
(psi)
(psi)
(Inches)
(Inches)
(mm)
(Volts)
(ipm)
(mm/min)
(sec)
1/8
3/32
2.5
130
50
1260
0.0
3/16
1/8
3
135
40
1060
0.5
1/4
1/8
3
140
35
890
0.5
3/8
1/8
3
140
30
750
0.5
1/2
1/8
3
145
25
630
*
Shield
Gas
Pressure
Material
Thickness
Arc
Voltage
Setting
Approx.
Motion
Delay Time
Test
(bar)
Run
(bar)
(bar)
(mm)
(mm)
(Inches)
(Volts)
(mm/min)
(ipm)
(sec)
3
2.5
3/32
130
1260
50
0.0
5
3
1/8
135
1060
40
0.5
6
3
1/8
140
890
35
0.5
10
3
1/8
140
750
30
0.5
12
3
1/8
145
630
25
*
English
Plasma
Gas
Flowrate
(SCFH)
Plasma Gas
Pressure
Shield
Gas
Flowrate
(SCFH)
Torch-to-Work
Distance
Travel Speed
20
32-36
56-60
270
60
Torch-to-Work
Distance
Travel Speed
Metric
Plasma
Gas
Flowrate
(l/min)
Plasma Gas
Pressure
Shield
Gas
Flowrate
(l/min)
4.0
9
2.2-2.5
3.9-4.1
127
Stainless Steel – Above Water
100 amps
•
H35 Plasma / N
2
Shield
This gas combination gives good cut speed, but may result in severe dross. Some surface nitriting and
surface oxidation of alloying elements can occur.
WARNING
Do not use water muffler when
cutting with argon-hydrogen!
020448
Shield
020611
Nozzle
120837
Retaining cap
020415
Electrode
020607
Swirl ring