Mild steel, Operation, Plasma / o – Hypertherm HD4070 Rev.8 User Manual
Page 127: Shield 30a cutting
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.8
OPERATION
5
HD4070
Instruction Manual
4-17
Mild Steel
O
2
Plasma / O
2
-N
2
Shield
30A Cutting
O-Ring Color: Black/Red (see page 4-14)
120907
120678
120677
120676
Material
Thickness
gauge/inch
Plasma
N
2
N
2
N
2
N
2
in
mm
ipm
mm/m
%
O
2
O
2
O
2
O
2
Plasma
Shield
Shield
Arc
Voltage
Torch-to-
work
distance
Cutting
Speed
Pierce
Height
Factor
Pierce
Delay
Time
Test Preflow Rate (%)
Test Cutflow Rate (%)
Material
Thickness
(mm)
Plasma
N
2
N
2
N
2
N
2
mm
in
mm/m
ipm
%
O
2
O
2
O
2
O
2
Plasma
Shield
Shield
Arc
Voltage
Torch-to-
work
distance
Cutting
Speed
Pierce
Height
Factor
Pierce
Delay
Time
Test Preflow Rate (%)
Test Cutflow Rate (%)
Pierce height = Torch-to-work distance X Pierce height factor
Pierce height = Torch-to-work distance X Pierce height factor