Tweco A80-A120 CutMaster - Manual (Page 55)

CUTMASTER A80, A120
Manual 0-5119 OPERATION
4T-23
Aluminum
120A
Air Plasma / Air Shield
Deflector
Standard Shield Cup
Maximum Life Shield Cup
Tip Starter Cartridge Electrode
9-8243
9-8218
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')
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
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)
139 4.8 4770 6.4 0.2 2.8
8 140 4.8 3650 6.4 0.2 2.8
10 140 4.8 2660 6.4 0.5 2.8
12 142 4.8 2100 6.4 0.8 2.8
15 152 6.4 1445 7.6 1.2 3.0
20 162 6.4 820 Edge Start 3.4
25 167 6.4 600 Edge Start 3.4
BOLD TYPE indicates maximum piercing parameters. BOLD ITALIC indicates edge starts only.