Hypertherm HRT2 - Manual (Page 31)

Duramax Retrofit Torch
Operator Manual
3-1
Section 3
Operation
In this section:
Using the cut charts ..................................................................................................................................................................................3-2
55 amp mechanized shielded consumables .............................................................................................................................3-3
50 amp mechanized shielded consumables .............................................................................................................................3-4
45 amp mechanized shielded consumables .............................................................................................................................3-5
40 amp mechanized shielded consumables .............................................................................................................................3-8
45 amp mechanized unshielded consumables ........................................................................................................................3-9
40 amp mechanized unshielded consumables .....................................................................................................................3-12
FineCut
® consumables ...............................................................................................................................................................3-13
Using the hand torch ..............................................................................................................................................................................3-17
Operate the safety trigger ..........................................................................................................................................................3-17
Hand torch cutting hints .............................................................................................................................................................3-18
Start a cut from the edge of the workpiece............................................................................................................................3-19
Pierce a workpiece .......................................................................................................................................................................3-20
Gouge a workpiece .....................................................................................................................................................................3-21
General guidelines for gouging .................................................................................................................................................3-22
Common hand-cutting faults .....................................................................................................................................................3-22
Using the machine torch .......................................................................................................................................................................3-23
Ensure the torch and table are set up correctly ....................................................................................................................3-23
Understand and optimize cut quality ........................................................................................................................................3-23
To pierce a workpiece using the machine torch ...................................................................................................................3-26
Common machine-cutting faults ...............................................................................................................................................3-26