Tweco Torch Data - Manual (Page 11)

Manual 0-4730 Rev. AF 8-11 TORCH DATA
Stainless Steel
50A
N
2
Plasma / H
2
O Shield
Cartridge
21-1020 Electrode
21-1078
Plasma
Gas Distributor
21-1041
Tip
21-1060
Shield Cap
21-1034
Shield Cup
21-1016
Art # A-04029
Shield
Gas Distributor
21-1274
(ga) (in) inch (psi) Ball (psi) Ball (psi) Volts
(in)
±0.005
(ipm) (in) (sec) (in)
14 0.078 100 62 120 4 55 117 0.110 170 0.200 0.2 0.043
12 0.109 100 62 120 4 55 119 0.110 150 0.200 0.2 0.047
(bar) * Ball (bar) * Ball (bar) * Volts
(mm)
±0.1
(mm/min) (mm) (sec) (mm)
6.9 62 8.3 4 3.8 117 2.8 4310 5.1 0.2 1.1
6.9 62 8.3 4 3.8 120 2.8 3660 5.1 0.2 1.2 3
Material
Thickness
Pre Flow
Pressure
(N
2
)
Cut Flow Rates / Pressures
(mm)
2
Kerf
Width
@ Rec.
Speed
Plasma (N
2
) Shield (H
2
O)
Arc
Voltage
Torch
Working
Height
Travel
Speed
Pierce
Delay
Initial
Piercing
Height
Initial
Piercing
Height
Pierce
Delay
Kerf
Width
@ Rec.
Speed
Plasma (N
2
) Shield (H
2
O)
NOTE 2: Water source used for H
2
O Water Shield must be demineralized.
NOTE: Ohmic height sensing is not recommended with water shield.
Water on the plate interferes electrically with the ohmic sensing circuit.
* Pressure of the water supply line should be regulated by customer supplied pressure regulator
50A Stainless Steel (N
2
/H
2
0)
Material
Thickness
Pre Flow
Pressure
(N
2
)
Cut Flow Rates / Pressures
Arc
Voltage
Torch
Working
Height
Travel
Speed