Tweco C-70A CUTSKILL - Manual (Page 19)

Manual 0-4679 4-3 Operation
E. Typical Cutting Speeds
Cutting speeds vary according to torch output, the type of material being cut, and operator skill. Speeds
shown are typical for this cutting system using air plasma to cut mild steel, with output current at the
highest setting and the torch set at the indicated standoff height.
Unit Standoff
Material
Thickness
C-70A 3/16" (5mm) 1/4" (6mm) 129.7 3242 103.7 2593
C-70A 3/16" (5mm) 3/8" (10mm) 63.3 1583 50.7 1267
C-70A 3/16" (5mm) 1/2" (12mm) 38.0 951 30.4 761
C-70A 3/16" (5mm) 3/4" (19mm) 19.9 498 15.9 399
C-70A 3/16" (5mm) 1" (25mm) 14.4 361 11.5 289
Maximum Travel Speed
(ipm , mm/m)
Recommended Travel Speed
(imp , mm/m)