What are the airflow requirements of the Razorweld 45? June 11, 2021 21:57 The Razorweld 45 plamsa cutter requires a minimum of 6.7 CFM at 75-90 PSI Related articles Where can I find consumables for the Razorweld 45? Does the Razorweld 45 require any wiring to use with the CrossFire line of CNC machine? What else is needed to use the CrossFire PRO? Where can I find a cut chart for the Razorweld 45? What is the cut capacity of the Razorweld 45?