Products

Outer-Finned Tubes

Outer-finned copper tubes, generally featuring complex grooving. Their large heat transfer surfaces help to improve the efficiency and compactness of a variety of heat exchangers.

Outer-Finned Tube Product List

Tube Type
Exterior/Cross-section
(Manufacturable diameterφ)
Performance compared to smooth bore tubes
(Reference value)
Applications
Corrugated Tubes Corrugated Tube
(9.52φ~25.4φ)
Approx. 2x interior
1.2x exterior condensation
  • • Absorption refrigeration chiller condensers
  • • Chilling units
  • • Double-pipe heat exchanger condensers
Hi-Heatran® Hi-Heatran®
(12.7φ~19.05φ)
Interior is equivalent to Hi-Heatex Tubes
  • • Refrigeration and air-conditioner evaporators
Low Fin Tubes Low Fin Tube
(8φ~25.4φ)
2x or more
  • • Refrigeration and air-conditioner evaporators and condensers
  • • LNG liquefaction equipment
  • • Oil coolers
LHT Low Fin Tubes LHT Low Fin Tube
(12.7φ~19.05φ)
Exterior is equivalent to low fin tubes
Interior features inside ribs for approximately 1.3x that of low fin tubes
  • • Refrigeration and air-conditioner evaporators and condensers
Topcross®
CT26
Topcross® CT26
(12.7φ~25.4φ)
Exterior condensation performance is 2-3x that of low fin tubes
  • • Refrigeration and air-conditioner condensers
  • • Double-pipe heat exchanger condensers
Topcross®
CHT26
Topcross® CHT26
(12.7φ~25.4φ)
Exterior condensation efficiency is approx. 1.5x that of low fin tubes
Interior 2x that of low fin tubes
  • • Refrigeration and air-conditioner condensers
  • • Double-pipe heat exchanger condensers
Topcross®
CHT34-N2
Topcross® CHT34-N2
(15.88φ~25.4φ)
Exterior condensation efficiency is approx. 1.5x that of Topcross CHT26
  • • Refrigeration and air-conditioner condensers
Topcross®
EHT34
Topcross® EHT34
(15.88φ~19.05φ)
Exterior boiling efficiency is approx. 2-3x that of low fin tubes Interior is 2x that of low fin tubes
  • • Refrigeration and air-conditioner evaporators (flooded evaporators)
Endcross®
ECT26
Endcross® ECT26
(9.52φ~25.4φ)
Exterior absorbing efficiency approx. 1.3x
  • • Absorption refrigerator chiller absorbers
Endcross®
ECHT26
Endcross® ECHT26
(9.52φ~25.4φ)
Falling film evaporating efficiency is approx. 2x that of low fin tubes Interior is 1.3-2x that of low fin tubes
  • • Absorption refrigerator chiller evaporators
  • • Falling film evaporators
Condecross®
CCHT26
Condcross® CCHT26
(12.7φ~19.05φ)
Exterior condensing efficiency is approx. 2x
Interior is 1.3-2x that of low fin tubes
  • • Absorption refrigerator chiller condensers

New Products

Tube Type
Exterior/Cross-section
(Manufacturable diameterφ)
Efficiency compared to smooth bore tube
(Reference value)
Applications
Topcross®
CHT40
For details please inquire directly. Rate of exterior condensation heat transfer is approx. 1.3x that of Topcross CHT34-N2
  • • Refrigeration and air-conditioner condensers
Topcross®
EHT40
For details please inquire directly. Rate of exterior boiling heat transfer is approx. 1.4x that of Topcross EHT34
  • • Refrigeration and air-conditioner evaporators