Aluminum, Operation, Air plasma / ch – Hypertherm HD4070 Rev.8 User Manual
Page 132: Shield 70a cutting

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OPERATION
5
4-22
HD4070
Instruction Manual
Aluminum
Air Plasma / CH
4
Shield
70A Cutting
O-Ring Color: White/Yellow (see page 4-14)
Material
Thickness
gauge/inch
Plasma
Air
Air
Air
Air
in
mm
ipm
mm/m
%
CH
4
CH
4
CH
4
CH
4
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
Material
Thickness
(mm)
Plasma
Air
Air
Air
Air
mm
in
mm/m
ipm
%
CH
4
CH
4
CH
4
CH
4
Plasma
Shield
Shield
Arc
Voltage
Torch-to-
work
distance
Cutting
Speed
Pierce
Height
Factor
Pierce
Delay
Time
Test Preflow Rate (%)
Test Cutflow Rate (%)
120907
120748
120747
120746