Hypertherm Powermax125 Service Manua - Manual (Page 64)

64 Powermax125 Service Manual 808070
5 – Hand Cutting
Varying the gouge profile
Follow these recommendations to change the gouge profile as needed:
 Increasing the speed of the torch will decrease width and decrease depth.
 Decreasing the speed of the torch will increase width and increase depth.
 Increasing the standoff of the torch will increase width and decrease depth.
 Decreasing the standoff of the torch will decrease width and increase depth.
 Increasing the angle of the torch (more vertical) will decrease width and increase depth.
 Decreasing the angle of the torch (less vertical) will increase width and decrease depth.
 Increasing the current of the power supply will increase width and increase depth.
 Decreasing the current of the power supply will decrease width and decrease depth.
125 A gouging profile chart
The following tables show the 125 A gouging profile at 30° and 35° on mild steel. These settings are intended to serve as
a starting point to help you determine the best gouging profile for a given cutting job. Adjust these settings as needed for
your application and table to obtain the desired result.
Table 9 – Metric
Torch angle
Standoff
(mm)
Speed
(mm/min)
Depth
(mm)
Width
(mm)
Width/depth
ratio
30°
6.3
508 7.9 8.4 1.06
762 6.6 7.6 1.16
1016 5.5 6.6 1.21
1270 4.4 6.1 1.38
10.1
508 7.6 9.8 1.30
762 6.1 8.7 1.43
1016 4.8 7.3 1.50
1270 4.2 7.0 1.66
35°
6.3
508 7.5 6.8 0.92
762 5.7 6.5 1.13
1016 4.5 5.7 1.26
1270 4.2 5.2 1.24
10.1
508 7.3 8.1 1.12
762 5.7 7.5 1.30
1016 5.7 6.4 1.12
1270 4.4 6.0 1.35