Section 5: Torch Consumables and Cutting Charts
Spirit II User’s Manual
This information is subject to the controls of the Export Administration Regulations [EAR]. This information shall not be provided to
non-U.S. persons or transferred by any means to any location outside the United States contrary to the requirements of the EAR.
5-24
Stainless Steel - 50 Amps - Copper Electrode
Air Plasma / Nitrogen Shield / Air Preflow & Postflow
Shield Cap
Nozzle
Electrode
BK277149
BK277123
BK277137
Outer Cap
Retaining Cap
Swirl Ring
Torch Head
BK284150
BK277110
BK277142
BK279100
Imperial*
Material
Thickness
Preflow
Plasma
Shield
Postflow
Arc
Voltage
Travel
Speed
Cutting
Height
Pierce
Height
Pierce
Time
Kerf
Width
(ga)
(in)
(psi)
(psi)
(psi)
(psi)
(volts)
(ipm)
(in)
(in)
(msec)
(in)
14
.075
25
66
40
67
87
105
.035
.070
100
.105
12
.105
88
75
11
.120
89
65
200
10
.135
90
55
.110
3/16
94
50
.040
.080
300
1/4
100
40
.060
.125
400
.115
Metric*
Material
Thickness
Preflow
Plasma
Shield
Postflow
Arc
Voltage
Travel
Speed
Cutting
Height
Pierce
Height
Pierce
Time
Kerf
Width
(mm)
(psi)
(psi)
(psi)
(psi)
(volts)
(mm/m)
(mm)
(mm)
(msec)
(mm)
2
25
66
40
67
87
2565
.9
1.8
100
2.7
2.5
2080
3
88
1685
200
5
94
1235
1.0
2.1
400
2.8
6
98
1075
1.3
2.9
2.9
Marking* – For All Material Thicknesses
Type of Gas
Preflow Plasma
Shield
Postflow
Arc
Voltage
Travel
Speed
Marking
Height
Initial
Height
Pierce
Time
(Plasma) (Shield)
(psi)
(psi)
(psi)
(psi)
(volts)
(ipm) (mm/min) (in) (mm) (in) (mm) (msec)
Nitrogen Nitrogen
N/A
25
25
N/A
145
250
6350
.147 3.7 .100 2.5
0
Argon
Nitrogen
N/A
50
25
N/A
65
100
2540
.100 2.5 .100 2.5
0
WARNING
Do not connect H17 (combustible gas) to the gas inputs (Pre/Postflow, Plasma, or Shield) at the same time as
Oxygen or Air.
* Use an arc transfer height (ignition height) of .070” (1.8 mm) for cutting and .100” (2.5 mm) for marking.
(Revised 04/26/2013)
