In this type of fin tubes, the strips are wound on tubes and tack welded at ends. This type of fin tubes can also be supplied
Tubes outer diameter: 3/8", 1/2", 5/8", 3/4", 1"
Root Soldered where base of the fins are soldered to the tubes for better bonding. The extended surface area of these
finned tubes are used in many applications. The fin tubes can be made with tubes of Copper,Copper-Nickel,Admiralty / Aluminium Brass and fin material of Copper, Aluminium & M.S. wound around it.
Fins per inch : 8 to 12