Tweco Ultra-Cut Torch Data - Manual (Page 20)

TORCH DATA for Ultra-Cut 8-20 Manual 0-4828 Rev BA
Aluminum
Flow Rates (SLPM / SCFH)
70A Air
Preflow 66 / 139
Air Plasma / Air Shield Cutflow 52 / 110
Shield Cup Shield Cap
Shield Gas
Distributor
Tip Plasma Gas Distributor Electrode Cartridge
21-1016 21-1035 21-1274 21-1061 21-1041 21-1079 21-1020
GCM-2010 SC-3000 Torch Height Control (THC) Basic THC CNC Control
Material
Thickness
Pre Flow
Pressure
(Air)
Cut Flow Rates / Pressures
Arc
Voltage Cut Height
THC
Pierce
Delay
Pierce
Ignition
Height
Elevation
Height
Control
Delay
Pierce
Height
without
Elevation
Travel
Speed
CNC
Motion
Delay
Max Kerf Width
@ Rec. Speed
Plasma (Air) Shield (Air)
ga (in) inch (psi) Ball (psi) Ball (psi) (Volts) (in) ±0.005 (sec) (in) (in) (sec) (in) (ipm) (sec) (in)
- - 0.079 84 42 120 70 120 153 0.060 0.0 0.090 0.070 0.4 0.140 300 0.0 0.058
- - 0.097 84 42 120 70 120 160 0.080 0.1 0.090 0.070 0.3 0.140 200 0.1 0.062
- - 0.120 84 42 120 70 120 161 0.090 0.1 0.090 0.070 0.3 0.140 175 0.1 0.065
- 3/16 0.188 84 42 120 70 120 162 0.120 0.1 0.090 0.070 0.3 0.140 100 0.1 0.072
- 1/4 0.250 84 42 120 70 120 166 0.140 0.2 0.120 0.110 0.2 0.180 70 0.2 0.073
- 3/8 0.375 84 42 120 70 120 168 0.140 0.3 0.120 0.110 0.2 0.180 60 0.3 0.078
GCM-2010 SC-3000 Torch Height Control (THC) Basic THC CNC Control
Material
Thickness
Pre Flow
Pressure
(Air)
Cut Flow Rates / Pressures
Arc
Voltage Cut Height
THC
Pierce
Delay
Pierce
Ignition
Height
Elevation
Height
Control
Delay
Pierce
Height
without
Elevation
Travel
Speed
CNC
Motion
Delay
Max Kerf Width
@ Rec. Speed
Plasma (Air) Shield (Air)
(mm) (Bar) Ball (Bar) Ball (Bar) (Volts) (mm) ±0.1 (sec) (mm) (mm) (sec) (mm)
(mm/
min)
(sec) (mm)
2 5.8 42 8.3 70 8.3 153 1.5 -0.0 2.3 1.8 0.4 3.6 7660 -0.0 1.5
2.5 5.8 42 8.3 70 8.3 160 2.0 0.1 2.3 1.8 0.3 3.6 5040 0.1 1.6
3 5.8 42 8.3 70 8.3 160 2.3 0.1 2.3 1.8 0.3 3.6 4490 0.1 1.6
4 5.8 42 8.3 70 8.3 161 2.7 0.1 2.3 1.8 0.3 3.6 3380 0.1 1.7
5 5.8 42 8.3 70 8.3 163 3.1 0.1 2.4 1.9 0.3 3.7 2430 0.1 1.8
6 5.8 42 8.3 70 8.3 165 3.4 0.2 2.9 2.6 0.2 4.3 1950 0.2 1.8
8 5.8 42 8.3 70 8.3 167 3.6 0.3 3.0 2.8 0.2 4.6 1650 0.3 1.9
10 5.8 42 8.3 70 8.3 168 3.6 0.3 3.0 2.8 0.2 4.6 1490 0.3 2.0
Marking Pre Flow
Pressure
(N₂)
Marking Flow Rates /
Pressures Arc
Voltage
Marking
Height
Pierce Ignition Height
THC and CNC
Delay
Control
Delay
Travel
Speed Marking quality
degrades as
thickness
decreases.
16A Arc Current Plasma (N₂) Shield (N₂)
Burn-through may
happen for thicknesses
< 1/16” (0.063”) /
1.6 mm.
(psi) /
(Bar)
Ball (psi) /
(Bar) Ball
(psi) /
(Bar) (Volts)
(in) ±0.005 /
(mm) ±0.1
(in) ±0.005 / (mm) ±0.1 (sec) (sec)
(ipm) /
(mm/ min)
20 / 1.4 50
40 /
2.8
75
80 /
5.5
135 0.120 / 3.0 0.120 / 3.0 0 0.4
300 /
7620
Electrode Shield Cap Tip
Shield Gas
Distributor
Plasma Gas
Distributor
Cartridge
Shield Cup
This Art Is For Reference ONLY Art # A-07958_AB