Tweco 300 Maximizer - Manual (Page 48)

APPENDIX
A-4
Man
ual 0-2554
APPENDIX 2:
CUTTING SPEED CHAR
TS FOR
MERLIN 15XC SYSTEMS (contin
ued)
US Measurements
Argon-Hydrogen Plasma Cutting Data Chart
Maximizer 300 Torch
Aluminum
Argon/Hydrogen (H-35) Plasma / Nitrogen 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
1/2 20-1025 20-0008 20-1032 20-1004 150 165 45 0.188 70 20 0.25 0.250
5/8 20-1025 20-0008 20-1032 20-1004 150 165 35 0.188 70 20 0.37 0.250
3/4 20-1025 20-0008 20-1032 20-1004 150 170 30 0.188 70 20 0.50 0.500
1 20-1025 20-0008 20-1032 20-1004 150 170 25 0.188 70 20 0.50 0.500
1 1/4 20-1025 20-0008 20-1032 20-1004 150 175 20 0.188 70 20 NR NR
Material
Thickness
Art # A-02186
Torch Body
180˚
9-6410
70˚ 9-6457
90˚ 9-6459
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
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.