Tweco A120 CutMaster - Manual (Page 70)

CUTMASTER A120
OPERATION Manual 0-4989 4T-36
Aluminum
120A
Air Plasma / Air Shield
Deflector
Standard Shield Cup
Maximum Life Shield Cup
Tip
Starter Cartridge
Heavy Duty Starter
Cartridge
Electrode
9-8243
9-8218
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')
139 0.19 180 0.25 0.30 0.11
3/8 0.375 140 0.19 110 0.25 0.50 0.11
1/2 0.500 143 0.19 75 0.25 0.80 0.11
5/8 0.625 156 0.25 50 0.30 1.00 0.12
3/4 0.750 161 0.25 34 Edge Start 0.13
1 1.000 167 0.25 23 Edge Start 0.14