Air Carbon Arc Gouging Torch, 800 Amp RatingEconomical air carbon arc cutting process Can be used on most metals Chemical change are virtually nil, as the process is primarily physical Air Requirements: Ordinary compressed air as supplied by a shop airline or compressor is suitable (most applications require 80 100 PSI) Amperage Rating: 800 Air Requirement PSI: 80 Air Requirement kg cm: 5. 6 Air Requirement CFM: 35 Air Requirement CMM: 0. 076 Compressor Intermittent: 0. 076 Compressor