Tweco A120 CutMaster - Manual (Page 102)

CUTMASTER A120
OPERATION Manual 0-4989 4T-68
Aluminum
120A
Air Plasma / Air Shield
Shield Cap Maximum Life Shield Cup Tip
Starter Cartridge
Heavy Duty Starter
Cartridge
Electrode
9-8256 9-8237 9-8233
9-8213
9-8277
9-8232
Material
Thickness
Gas Pressure
(Air)
Arc Voltage
Torch
Working
Height
Travel Speed
Initial
Piercing
Height
Pierce Delay
Kerf Width
@ Rec.
Speed
(GA) (in) inch
PSI
(torch lead
length)
Volts (in) (ipm) (in) (sec) (in)
1/4 0.250
80 (25')
80 (50')
140 0.13 180 0.20 0.20 0.10
3/8 0.375 142 0.13 110 0.20 0.30 0.11
1/2 0.500 148 0.13 75 0.20 0.50 0.11
5/8 0.625 156 0.15 45 0.25 0.80 0.11
3/4 0.750 158 0.15 35 Edge Start 0.11
1 1.000 164 0.15 23 Edge Start 0.12