Tweco 400 Ultra-Cut XT Plasma Cutting System - Manual (Page 26)

ULTRA-CUT 100 XT/200 XT/300 XT/400 XT
2-8 SPECIFICATIONS Manual 0-5297
2.10 Gas Applications
MATERIAL MILD STEEL STAINLESS STEEL ALUMINUM
GAS TYPE GAS TYPE GAS TYPE
OPERATION PREFLOW PLASMA SHIELD
PRE-
FLOW
PLASMA SHIELD PREFLOW PLASMA SHIELD
30A Cut
Air O
2
O
2
Air Air Air Air Air Air
N
2
N
2
H 2 0 N
2
N
2
H 2 0
50A Cut
Air O
2
Air Air Air Air Air Air Air
N
2
N
2
H 2 0 N
2
N
2
H 2 0
70A Cut
Air O
2
Air Air Air Air Air Air Air
N
2
N
2
H 2 0 N
2
N
2
H 2 0
100A Cut
Air O
2
Air N
2
H35 N
2
N
2
H35 N
2
N
2
N
2
H 2 0 N
2
N
2
H 2 0
150A Cut
Air O
2
Air N
2
H35 N
2
N
2
H35 N
2
N
2
N
2
H 2 0 N
2
N
2
H 2 0
200A Cut
Air O
2
Air N
2
H35 N
2
N
2
H35 N
2
N
2
N
2
H 2 0 N
2
N
2
H 2 0
250A Cut Air O
2
Air
300A Cut
Air O
2
Air N
2
H35 N
2
N
2
H35 N
2
N
2
N
2
H 2 0 N
2
N
2
H 2 0
400A Cut
Air O
2
Air N
2
H35 N
2
N
2
H35 N
2
N
2
N
2
H
2
0 N
2
N
2
H
2
0
N
2
H17 N
2
N
2
H17 N
2
Marking Air Ar Air/ O
2*
Air/ N
2*
Ar Air/ N
2/
H 2 0 Air/ N
2 *
Ar Air/ N
2/
H 2 0
*Note: Depends on process used.