Lincoln Electric spirit II 150 Technical Manual page 106

Section 5: Torch Consumables and Cutting Charts
Mild Steel - 150 Amps - Oxygen Plasma / Air Shield
Shield Cap
BK277117
Outer Cap
BK284150
Imperial*
Material
Preflow
Thickness
(in) (psi)
1/4
3/8 20
1/2
5/8
3/4
1 20
1.25
1.50 ***
Metric*
Material
Preflow
Thickness
(mm) (psi)
6
10 20
12
16
20
25 20
32
38 ***
Marking* – For All Material Thicknesses
Type of Gas Preflow
(Plasma) (Shield) (psi)
Nitrogen Nitrogen N/A
Argon** Air** N/A
* Use an arc transfer height (ignition height) of .200" (5.1 mm) for cutting and .100" (2.5 mm) for marking.
** Only available on systems with the Automatic Gas Console.
*** Edge start recommended.
(Revised 09/01/2015)
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.
Silver Electrode
Nozzle
BK279493
Retaining Cap
BK277151/BK277152
Plasma Shield Postflow
(psi) (psi) (psi)
Retaining Cap BK277151
71 30 69
Retaining Cap BK277152
71 45 69
Plasma Shield Postflow
(psi) (psi) (psi)
Retaining Cap BK277151
71 30 69
Retaining Cap BK277152
71 45 69
Plasma Shield Postflow
(psi) (psi) (psi)
25 25 N/A
50 25 N/A
5-34
Electrode
BK279420
(green o-ring)
Swirl Ring
BK279439
Arc Travel Cutting
Voltage Speed Height
(volts) (ipm) (in)
118 165 .105
123 125 .135
125 90 .140
127 70
.140
130 55
134 40 .150
145 25 .200
155 15 .225
Arc Travel Cutting
Voltage Speed Height
(volts) (mm/m) (mm)
117 4305 2.6
123 3040 3.4
124 2485 3.5
127 1760
3.6
130 1340
133 1040 3.7
145 625 5.1
154 385 5.6
Arc Travel
Voltage Speed
(volts) (ipm) (mm/min) (in)
135 250 6350 .100
61 100 2540 .100
Spirit II User's Manual
Torch Head
BK279060
Pierce Pierce Kerf
Height Time Width
(in) (msec) (in)
.200 300
.125
.250 400
.300 500 .130
.325 600 .130
.350 1000 .135
.400 1500
.700 3000 .140
.350 1500
Pierce Pierce Kerf
Height Time Width
(mm) (msec) (mm)
4.9 300
3.2
6.5
500
7.3 3.3
8.3 1000 3.3
9.0 3.4
1500
10.1
17.8 3000 3.6
8.9 1500
Marking Initial Pierce
Height Height Time
(mm) (in) (mm) (msec)
2.5 .100 2.5 0
2.5 .100 2.5 0