Spirit II User’s Manual
Section 5: Torch Consumables and Cutting Charts
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.
5-15
Mild Steel - 30 Amps - Copper Electrode
Oxygen Plasma / Oxygen Shield / Air Preflow & Postflow
Shield Cap
Nozzle
Electrode
BK277145
BK277120
BK277130
Outer Cap
Retaining Cap
Swirl Ring
Torch Head
BK284150
BK277153
BK277140
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)
20
.036
35
77
6
75
120
105
.080
.110
100
.062
18
.048
121
97
.090
16
.060
125
78
.105
200
.065
14
.075
126
65
12
.105
127
55
.070
11
.120
129
50
.120
.125
300
10
.135
131
40
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)
1
35
77
6
75
120
2615
2.0
2.8
100
1.5
1.5
124
2020
2.6
200
1.6
2
126
1615
2.7
1.7
2.5
1455
3
128
1285
2.9
3.1
300
1.8
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
.177 4.5 .100 2.5
0
Argon
Air
N/A
50
25
N/A
66
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 .100” (2.5 mm) for cutting and marking.
(Revised 08/03/2017)
