CUTMASTER A120
4T.08 Recommended Cutting Speeds for Machine and Automated Torches With
Exposed Tip
Mild Steel
40A
Air Plasma / Air Shield
Standard Shield Cup
Deflector
Maximum Life Shield Cup
9-8243
Material
Gas Pressure
Thickness
(GA)
(in)
inch
20
0.036
16
0.060
14
0.075
12
0.105
10
0.135
3/16
0.188
1/4
0.250
3/8
0.375
1/2
0.500
4T-8
9-8218
9-8237
Arc Voltage
(Air)
PSI
(torch lead
Volts
length)
101
103
105
108
70 (25')
110
75 (50')
111
117
119
120
Starter Cartridge
Tip
Heavy Duty Starter
Cartridge
9-8213
9-8208
9-8277
Torch
Working
Travel Speed
Height
(in)
(ipm)
0.14
160
0.14
140
0.14
120
0.14
80
0.14
60
0.14
55
0.14
40
0.14
25
0.14
15
OPERATION
Electrode
9-8232
Initial
Kerf Width
Piercing
Pierce Delay
Height
(in)
(sec)
0.18
0.0
0.18
0.0
0.18
0.1
0.18
0.2
0.18
0.3
0.18
0.4
0.18
0.5
0.18
1.2
0.2
2.0
@ Rec.
Speed
(in)
0.05
0.05
0.06
0.06
0.06
0.06
0.07
0.07
0.07
0-5430