Stainless Steel Braided PTFE Hose: The Perfect Combination of Strength and Flexibility. What is Stainless Steel Braided PTFE Hose? Stainless steel braided PTFE hose is a type of hose that combines the non-stick properties of PTFE with the strength and flexibility of stainless steel. PTFE, or polytetrafluoroethylene, is a synthetic fluoropolymer that is known for its non-stick properties and high temperature resistance. Stainless steel, on the other hand, provides strength,