Hypertherm MAX200 Machine Torch Plasma Arc Cutting System User Manual Page 88

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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)
4.09 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
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