Tweco A120 CutMaster - Manual (Page 68)

CUTMASTER A120
OPERATION Manual 0-4989 4T-34
Stainless Steel
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')
133 0.19 180 0.25 0.20 0.10
3/8 0.375 136 0.19 100 0.25 0.40 0.11
1/2 0.500 140 0.19 60 0.25 0.80 0.11
5/8 0.625 152 0.25 40 0.30 1.20 0.13
3/4 0.750 154 0.25 26 Edge Start 0.14
1 1.000 159 0.25 16 Edge Start 0.14
1-1/4 1.250 167 0.25 8 Edge Start 0.14