Tweco Max 300 w-Merlin 6000GST User Manual
Page 56
APPENDIX
A-10
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
Mild 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
16
20-1018
20-0008
20-1031
20-1028
100
145
400
0.188
80
90
75
0.00
0.200
1/8
10
20-1018
20-0008
20-1031
20-1028
100
145
225
0.188
80
90
75
0.20
0.200
3/16
7
20-1018
20-0008
20-1031
20-1028
100
150
135
0.188
80
90
75
0.20
0.200
1/4
20-1018
20-0008
20-1031
20-1028
100
155
105
0.188
80
90
75
0.20
0.200
3/8
20-1018
20-0008
20-1031
20-1028
100
160
75
0.250
80
90
75
0.30
0.300
1/4
20-1018
20-0008
20-1032
20-1028
150
140
160
0.250
80
90
75
0.00
0.250
3/8
20-1018
20-0008
20-1032
20-1028
150
150
90
0.250
80
90
75
0.20
0.375
1/2
20-1018
20-0008
20-1032
20-1028
150
160
65
0.250
80
90
75
0.50
0.375
5/8
20-1018
20-0008
20-1032
20-1028
150
165
45
0.250
80
90
75
0.50
0.500
3/4
20-1018
20-0008
20-1032
20-1028
150
170
30
0.250
80
90
75
0.75
0.500
1/2
20-1018
20-0008
20-1033
20-1028
225
150
100
0.250
80
90
75
0.00
0.500
5/8
20-1018
20-0008
20-1033
20-1028
225
155
75
0.250
80
90
75
0.25
0.500
3/4
20-1018
20-0008
20-1033
20-1028
225
160
50
0.250
80
90
75
0.25
0.500
1
20-1018
20-0008
20-1033
20-1028
225
165
25
0.250
80
90
75
0.50
0.500
3/4
20-1021
20-1009
20-1034
20-1028
300
150
70
0.375
80
120
75
0.25
0.500
1
20-1021
20-1009
20-1034
20-1028
300
155
40
0.375
80
120
75
0.50
0.500
1 1/4
20-1021
20-1009
20-1034
20-1028
300
160
25
0.375
80
120
75
NR
NR
1 1/2
20-1021
20-1009
20-1034
20-1028
300
165
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.