Tweco 6000GST Cutting Systems - Manual (Page 48)

APPENDIX
A-2
Man
ual 0-2690
APPENDIX 2:
CUTTING SPEED CHAR
TS FOR
MERLIN 6000GST SYSTEMS
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
Aluminum
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
0.035 20 20-1018 20-0008 20-1030 20-1003 50 145 800 0.125 70 75 55 0.00 0.125
1/16 16 20-1018 20-0008 20-1030 20-1003 50 150 300 0.188 70 75 55 0.00 0.250
1/8 10 20-1018 20-0008 20-1030 20-1003 50 160 100 0.188 70 75 55 0.00 0.250
3/16 7 20-1018 20-0008 20-1030 20-1003 50 165 60 0.188 70 75 55 0.00 0.250
1/4 20-1018 20-0008 20-1030 20-1003 50 175 30 0.188 70 75 55 0.25 0.250
1/16 16 20-1018 20-0008 20-1031 20-1004 100 140 400 0.188 80 90 38 0.10 0.200
1/8 10 20-1018 20-0008 20-1031 20-1004 100 140 200 0.188 80 90 38 0.10 0.200
3/16 7 20-1018 20-0008 20-1031 20-1004 100 145 120 0.188 80 90 38 0.10 0.200
1/4 20-1018 20-0008 20-1031 20-1004 100 150 100 0.188 80 90 38 0.20 0.250
3/8 20-1018 20-0008 20-1031 20-1004 100 155 75 0.188 80 90 38 0.20 0.250
1/2 20-1018 20-0008 20-1031 20-1004 100 160 50 0.188 80 90 38 0.30 0.250
5/8 20-1018 20-0008 20-1031 20-1004 100 170 30 0.188 80 90 38 0.50 0.375
1/4 20-1018 20-0008 20-1032 20-1004 150 155 150 0.250 80 90 38 0.00 0.375
3/8 20-1018 20-0008 20-1032 20-1004 150 160 100 0.250 80 90 38 0.00 0.375
1/2 20-1018 20-0008 20-1032 20-1004 150 160 80 0.250 80 90 38 0.25 0.375
5/8 20-1018 20-0008 20-1032 20-1004 150 160 60 0.250 80 90 38 0.25 0.375
3/4 20-1018 20-0008 20-1032 20-1004 150 175 45 0.312 80 90 38 0.38 0.437
1 20-1018 20-0008 20-1032 20-1004 150 185 25 0.312 80 90 38 0.50 0.500
1/2 20-1018 20-0008 20-1033 20-1004 225 150 125 0.250 80 90 38 0.00 0.375
5/8 20-1018 20-0008 20-1033 20-1004 225 160 80 0.250 80 90 38 0.25 0.375
3/4 20-1018 20-0008 20-1033 20-1004 225 165 60 0.250 80 90 38 0.25 0.500
1 20-1018 20-0008 20-1033 20-1004 225 170 30 0.312 80 90 38 0.50 0.500
3/4 20-1021 20-1009 20-1034 20-1005 300 155 75 0.250 80 125 30 0.50 0.500
1 20-1021 20-1009 20-1034 20-1005 300 160 60 0.250 80 125 30 0.75 0.500
1 1/2 20-1021 20-1009 20-1034 20-1005 300 170 22 0.250 80 125 30 NR NR
2 20-1021 20-1009 20-1034 20-1005 300 190 16 0.250 80 125 30 NR NR
Material
Thickness
Art # A-02186
Shield Cup Body
20-1002*
End Cap
(See Chart)
Tip
(See Chart)
Gas Distributor
(See Chart)
Electrode
(See Chart)
*or Ohmic Clip
Shield Cup Body 20-1427
Torch Body
180˚: 9-6410
70˚: 9-6457 90˚: 9-6459
NOTE:
If using a torch height control which
offers an ohmic sensing feature, select a
shield cup body with an ohmic clip tab.
Use catalog # 20-1427 for normal cut-
ting and catalog 20-1428 for cutting
underwater.