Tweco A80-A120 CutMaster - Manual (Page 69)

CUTMASTER A80, A120
Manual 0-5119 OPERATION
4T-37
Stainless Steel
120A
Air Plasma / Air Shield
Shield Cap Maximum Life Shield Cup Tip Starter Cartridge Electrode
9-8256 9-8237 9-8233 9-8213 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 0.30 0.11
3/8 0.375 140 0.13 100 0.20 0.40 0.12
1/2 0.500 142 0.15 65 0.25 0.80 0.12
5/8 0.625 152 0.15 40 0.25 1.00 0.12
3/4 0.750 150 0.15 26 Edge Start 0.13
1 1.000 155 0.15 16 Edge Start 0.13
1-1/4 1.250 165 0.15 8 Edge Start 0.13
Material
Thickness
Gas Pressure
(Air)
Arc Voltage
Torch
Working
Height
Travel
Speed
Initial
Piercing
Height
Pierce Delay
Kerf Width
@ Rec.
Speed
(mm)
Bar
(torch lead length)
Volts (mm) (mm/min) (mm) (sec) (mm)
6
5.5 (7.6 m)
5.5 (15.2 m)
140 4.8 4800 5.1 0.3 2.8
8 140 4.8 3520 5.1 0.4 2.7
10 140 4.8 2410 5.1 0.6 3.0
12 142 4.8 1850 6.4 0.8 3.1
15 149 6.4 1190 6.4 1.0 3.1
20 151 6.4 620 Edge Start 3.3
25 155 6.4 420 Edge Start 3.3
30 162 6.4 260 Edge Start 3.3
BOLD TYPE indicates maximum piercing parameters. BOLD ITALIC indicates edge starts only.
CUTMASTER A120
ONLY