Tweco A80-A120 CutMaster - Manual (Page 50)

CUTMASTER A80, A120
OPERATION Manual 0-5119
4T-18
Mild Steel
100A
Air Plasma / Air Shield
Deflector
Standard Shield Cup
Maximum Life Shield Cup
Tip Starter Cartridge Electrode
9-8243
9-8218
9-8237
9-8212 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
75 (25')
75 (50')
110 0.18 85 0.20 0.10 0.09
3/8 0.375 112 0.18 75 0.20 0.20 0.09
1/2 0.500 115 0.18 45 0.20 0.40 0.10
5/8 0.625 118 0.18 30 0.20 0.60 0.11
3/4 0.750 120 0.18 20 0.20 1.20 0.12
1 1.000 123 0.18 15 Edge Start 0.12
1-1/4 1.250 128 0.18 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
5.2 (7.6 m)
5.2 (15.2 m)
110 4.6 2200 5.1 0.10 2.3
8 111 4.6 2030 5.1 0.10 2.3
10 112 4.6 1790 5.1 0.20 2.3
12 114 4.6 1310 5.1 0.40 2.5
15 117 4.6 870 5.1 0.60 2.7
20 120 4.6 490 5.0 1.20 3.0
25 123 4.6 390 Edge Start 3.0
30 127 4.6 250 Edge Start 3.2
BOLD TYPE indicates maximum piercing parameters. BOLD ITALIC indicates edge starts only.