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.
5-39
Aluminum - 70 Amps - Copper Electrode
Air Plasma / Nitrogen Shield / Air Preflow & Postflow
Shield Cap
Nozzle
Electrode
BK277150
BK277125
BK277131
Outer Cap
Retaining Cap
Swirl Ring
Torch Head
BK284150
BK277153
BK277142
BK279100
Imperial*
Material
Thickness
Preflow
Plasma
Shield
Postflow
Arc
Voltage
Travel
Speed
Cutting
Height
Pierce
Height
Pierce
Time
Kerf
Width
(in)
(psi)
(psi)
(psi)
(psi)
(volts)
(ipm)
(in)
(in)
(msec)
(in)
.080
25
76
25
76
130
250
.050
.150
100
.080
1/8
135
160
.070
.175
3/16
145
80
.100
.200
200
.085
1/4
150
50
.060
.250
300
3/8
155
40
.075
.275
400
.090
1/2
162
30
.115
.300
500
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
76
25
76
129
6400
1.2
3.7
100
2.0
3
134
4420
1.7
4.3
5
145
1920
2.3
5.2
300
2.2
6
148
1440
1.7
6.1
10
156
975
2.0
7.0
500
2.3
12
160
820
2.6
7.4
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
135
250
6350
.096 2.4 .100 2.5
0
Argon
Air
N/A
50
25
N/A
69
100
2540
.120 3.0 .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 .150” (3.8 mm) for cutting and .100” (2.5 mm) for marking.
(Revised 04/26/2013)
