1)inner convoluted PTFE tube 2)outer stainees steel braided 3) Temperature range:- 60 to +260 C PTFE convoluted teflon hose Applied in automotive, chemical, electrical ,petrochemical, pharmaceutical, foodPTFE teflon hoseA bellows is a device for delivering pressurized air in a controlled quantity to a controlled location. It has one outlet and inlet, ensuring that air enters only through the ...