The PG-550 is a light weight, portable, easy to use, cost effective Flame Spray system. With no electricity required, the system can be operated with either Propane, Acetylene or Hydrogen fuel. The PG-550 can spray Nylon (rilsan), LD & HD Polyethylene, Halar, Kynar, Teflon, Polyamide, Rubber and Polypropylene. The system can also be employed for the application of metals and ceramics. The PG-550 can be supplied with internal extension nozzle, cooling air caps, tool post holders, regulators, filters and hoses.