knurled

KL Fin (or Knurled L fin): with metal strip wounded on the core tube with knurled suface The fin is wrapped around the tube and the foot is rolled into the outer surfaceof the pre knurled tube and secured at each end. Gives good surface protectionto the tube and improved heat transfer compared to the L or LL type fin. Usedfor moderate temperature cool applications.

KL type: with metal strip wounded on the core tube with knurled surface. The Knurled Footed Fin is characterized as adding increased tube and fin surface area due to the knurled surface on the fin foot and tube. KL-type finned tube mainly used in petrochemical, electric power, paper making, tobacco, building heating ; Four wrapped fining lines, daily capacity around 1000 meters

KL Fin (or Knurled L fin): with metal strip wounded on the core tube with knurled suface The fin is wrapped around the tube and the foot is rolled into the outer surfaceof the pre knurled tube and secured at each end. Gives good surface protectionto the tube and improved heat transfer compared to the L or LL type fin. Usedfor moderate temperature cool applications.

KL Fin (or Knurled L fin): with metal strip wounded on the core tube with knurled suface The fin is wrapped around the tube and the foot is rolled into the outer surfaceof the pre knurled tube and secured at each end. Gives good surface protectionto the tube and improved heat transfer compared to the L or LL type fin. Usedfor moderate temperature cool applications.

KL Fin (or Knurled L fin): with metal strip wounded on the core tube with knurled suface The fin is wrapped around the tube and the foot is rolled into the outer surfaceof the pre knurled tube and secured at each end. Gives good surface protectionto the tube and improved heat transfer compared to the L or LL type fin. Usedfor moderate temperature cool applications.