Specifications
CutMaster a120 
Manual 0-4989  4T-11 OPERATION
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)
1
4.8 (7.6m) 
5.2 (15.2m)
101
3.6
3990 4.6 0.0 1.1
2
105 3.6 2920 4.6 0.1 1.4
3
109 3.6 1810 4.6 0.3 1.5
4
110 3.6 1470 4.6 0.3 1.6
5
112 3.6 1345 4.6 0.4 1.6
6
116 3.6 1100 4.6 0.5 1.7
8
118 3.6 815 4.6 1.0 1.7
10
119 3.6 595 4.6 1.5 1.8
12
120 3.6 435 5.1 2.0 1.8
BOLD TYPE indicates maximum piercing parameters.










