Tweco Max 300 w-Merlin 6000 - Manual (Page 56)

APPENDIX
A-10
Man
ual 0-2573
APPENDIX 2:
CUTTING SPEED CHAR
TS FOR
MERLIN 6000 SYSTEMS (contin
ued)
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
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 70 50 0.00 0.200
1/8 10 20-1018 20-0008 20-1031 20-1028 100 145 225 0.188 70 50 0.20 0.200
3/16 7 20-1018 20-0008 20-1031 20-1028 100 150 135 0.188 70 50 0.20 0.200
1/4 20-1018 20-0008 20-1031 20-1028 100 155 105 0.188 70 50 0.20 0.200
3/8 20-1018 20-0008 20-1031 20-1028 100 160 75 0.250 70 50 0.30 0.300
1/4 20-1018 20-0008 20-1032 20-1028 150 140 160 0.250 70 50 0.00 0.250
3/8 20-1018 20-0008 20-1032 20-1028 150 150 90 0.250 70 50 0.20 0.375
1/2 20-1018 20-0008 20-1032 20-1028 150 160 65 0.250 70 50 0.50 0.375
5/8 20-1018 20-0008 20-1032 20-1028 150 165 45 0.250 70 50 0.50 0.500
3/4 20-1018 20-0008 20-1032 20-1028 150 170 30 0.250 70 50 0.75 0.500
1/2 20-1018 20-0008 20-1033 20-1028 225 150 100 0.250 70 50 0.00 0.500
5/8 20-1018 20-0008 20-1033 20-1028 225 155 75 0.250 70 50 0.25 0.500
3/4 20-1018 20-0008 20-1033 20-1028 225 160 50 0.250 70 50 0.25 0.500
1 20-1018 20-0008 20-1033 20-1028 225 165 25 0.250 70 50 0.50 0.500
3/4 20-1021 20-1009 20-1034 20-1028 300 150 70 0.375 70 50 0.25 0.500
1 20-1021 20-1009 20-1034 20-1028 300 155 40 0.375 70 50 0.50 0.500
1 1/4 20-1021 20-1009 20-1034 20-1028 300 160 25 0.375 70 50 NR NR
1 1/2 20-1021 20-1009 20-1034 20-1028 300 165 20 0.375 70 50 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*
* or Ohmic Clip Shield Cup Body for Underwater Cutting No. 20-1428
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 cutting and catalog 20-1428 for cutting underwater.