Tweco Max 300 w-Merlin 6000GST User Manual
Page 64
APPENDIX
A-18
Man
ual 0-2642
APPENDIX 2:
CUTTING SPEED CHAR
TS FOR
MERLIN 6000GST SYSTEMS (contin
ued)
NOTE
If the Optional Secondary Gas/Water Flow Control is used on the Gas Control Module, then the Gas HIGH-FLOW/LOW-FLOW
switch must be in the HIGH-FLOW position.
US Measurements
Air Plasma Cutting Data Chart
Maximizer 300 Torch
Stainless Steel - Underwater (Water Table)
Air Plasma / Air Secondary
Electrode
Gas
Distributor
Tip
End Cap
Amperage
Output
Volts
Speed
Standoff
Plasma
Pressure
Plasma
Flowball
Secondary
Pressure
Pierce
Delay
Pierce
Height
inches
Gauge
Cat. No.
Cat. No.
Cat. No.
Cat. No.
amps
vdc
inches/min
inches
psi
psi
seconds
inches
1/16
20-1018
20-0008
20-1031
20-1028
100
145
400
0.188
80
90
75
0.00
0.200
1/8
20-1018
20-0008
20-1031
20-1028
100
150
200
0.188
80
90
75
0.10
0.200
3/16
20-1018
20-0008
20-1031
20-1028
100
150
130
0.188
80
90
75
0.20
0.200
1/4
20-1018
20-0008
20-1031
20-1028
100
150
70
0.188
80
90
75
0.30
0.200
3/8
20-1018
20-0008
20-1031
20-1028
100
160
50
0.188
80
90
75
0.50
0.200
1/4
20-1018
20-0008
20-1032
20-1028
150
145
150
0.250
80
90
75
0.00
0.375
3/8
20-1018
20-0008
20-1032
20-1028
150
150
100
0.250
80
90
75
0.00
0.375
1/2
20-1018
20-0008
20-1032
20-1028
150
155
80
0.250
80
90
75
0.25
0.375
5/8
20-1018
20-0008
20-1032
20-1028
150
160
50
0.250
80
90
75
0.25
0.375
3/4
20-1018
20-0008
20-1032
20-1028
150
165
25
0.250
80
90
75
0.50
0.500
1/2
20-1018
20-0008
20-1033
20-1028
225
140
125
0.250
80
90
75
0.00
0.380
5/8
20-1018
20-0008
20-1033
20-1028
225
145
95
0.250
80
90
75
0.25
0.380
3/4
20-1018
20-0008
20-1033
20-1028
225
145
65
0.250
80
90
75
0.50
0.500
1
20-1018
20-0008
20-1033
20-1028
225
150
35
0.312
80
90
75
0.50
0.500
3/4
20-1021
20-1009
20-1034
20-1028
300
145
70
0.250
80
120
75
0.25
0.500
1
20-1021
20-1009
20-1034
20-1028
300
155
40
0.250
80
120
75
0.50
0.500
1 1/2
20-1021
20-1009
20-1034
20-1028
300
170
20
0.375
80
120
75
NR
NR
Material
Thickness
Art # A-02704
Torch Body
180˚ 9-6410
70˚ 9-6457 90˚: 9-6459
End Cap
(See Chart)
Tip
(See Chart)
Gas Distributor
(See Chart)
Electrode
(See Chart)
Shield Cup Body
No. 20-1029
NOTE:
If using a torch height control which
offers an ohmic sensing feature, se-
lect a shield cup body with an ohmic
clip tab. Use catalog # 20-1427 for
normal cutting and catalog 20-1428
for cutting underwater.