Tweco FP-20A - Manual (Page 15)

Manual 0-4680 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 used in the Drag mode only.
Inches per
minute
Milimeters
per minute
Inches per
minute
Milimeters per
minute
FP-20A Drag Only (10GA) 0.135" (3mm) 42.7 1067 34.1 853
FP-20A Drag Only (7GA) 0.179" (4.5mm) 26.2 655 21.0 524
FP-20A Drag Only 1/4" (6mm) 16.0 401 12.8 321
Recommended Travel Speed
Unit Standoff
Material
Thickness
Maximum Travel Speed
NOTE:
Drag or Drag mode refers to the torch tip being in contact with the work piece at all times.