Tweco Max 300 w-Merlin 6000GST - Manual (Page 58)

APPENDIX
A-12
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
Oxygen Plasma Cutting Data Chart
Maximizer 300 Torch
Mild Steel
Oxygen Plasma / Air Secondary
Electrode
Gas
Distributor
Tip End Cap Amperage
Output
Volts
Speed Standoff
Preflow
Pressure
Preflow
Flowball
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 psi seconds inches
0.035 20 20-1018 20-0008 20-1030 20-1003 50 125 800 0.125 90 52 75 72 22 0.00 0.125
1/16 16 20-1018 20-0008 20-1030 20-1003 50 130 350 0.188 90 52 75 72 22 0.20 0.250
1/8 10 20-1018 20-0008 20-1030 20-1003 50 135 160 0.188 90 52 75 72 22 0.50 0.250
3/16 7 20-1018 20-0008 20-1030 20-1003 50 140 105 0.188 90 52 75 72 22 0.50 0.250
1/4 20-1018 20-0008 20-1030 20-1003 50 140 75 0.188 90 52 75 72 22 0.75 0.250
1/16 16 20-1018 20-0008 20-1031 20-1004 100 125 500 0.125 90 76 100 92 35 0.00 0.250
1/8 10 20-1018 20-0008 20-1031 20-1004 100 125 250 0.250 90 76 100 92 35 0.00 0.250
3/16 7 20-1018 20-0008 20-1031 20-1004 100 125 190 0.250 90 76 100 92 35 0.00 0.250
1/4 20-1018 20-0008 20-1031 20-1004 100 125 115 0.250 90 76 100 92 35 0.00 0.250
3/8 20-1018 20-0008 20-1031 20-1004 100 130 65 0.250 90 76 100 92 35 0.25 0.375
1/2 20-1018 20-0008 20-1031 20-1004 100 132 55 0.250 90 76 100 92 35 0.50 0.500
5/8 20-1018 20-0008 20-1031 20-1004 100 132 45 0.250 90 76 100 92 35 0.50 0.500
1/4 20-1010 20-0008 20-1032 20-1004 150 125 175 0.188 90 76 100 92 35 0.00 0.250
3/8 20-1010 20-0008 20-1032 20-1004 150 125 110 0.188 90 76 100 92 35 0.25 0.375
1/2 20-1010 20-0008 20-1032 20-1004 150 130 65 0.250 90 76 100 92 35 0.25 0.375
5/8 20-1010 20-0008 20-1032 20-1004 150 130 40 0.250 90 76 100 92 35 0.25 0.375
3/4 20-1010 20-0008 20-1032 20-1004 150 130 30 0.250 90 76 100 92 35 0.50 0.500
1 20-1010 20-0008 20-1032 20-1004 150 130 25 0.250 90 76 100 92 35 0.50 0.500
1/2 20-1010 20-0008 20-1033 20-1004 225 120 125 0.250 105 69 90 90 35 0.50 0.375
5/8 20-1010 20-0008 20-1033 20-1004 225 125 75 0.250 105 69 90 90 35 0.50 0.500
3/4 20-1010 20-0008 20-1033 20-1004 225 125 53 0.250 105 69 90 90 35 0.75 0.500
1 20-1010 20-0008 20-1033 20-1004 225 128 45 0.250 105 69 90 90 35 0.75 0.500
3/4 20-1021 20-1009 20-1034 20-1005 300 130 70 0.250 105 86 90 120 30 0.50 0.500
1 20-1021 20-1009 20-1034 20-1005 300 135 50 0.250 105 86 90 120 30 0.50 0.500
1 1/4 20-1021 20-1009 20-1034 20-1005 300 135 38 0.250 105 86 90 120 30 NR NR
1 1/2 20-1021 20-1009 20-1034 20-1005 300 140 25 0.250 105 86 90 120 30 NR NR
1 3/4 20-1021 20-1009 20-1034 20-1005 300 150 16 0.312 105 86 90 120 30 NR NR
2 20-1021 20-1009 20-1034 20-1005 300 155 10 0.312 105 86 90 120 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, 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.