Specification
| Finned tube type | Diameter (mm) | Fin specific | ||
| Tube | Finned O.D | W*t | F.P | |
| Steel-steel SRZ | Φ21*2.0 | Φ41 | 10*0.4 | 5.0/6.0/8.0 |
| Steel-steel GLII | Φ21*2.0 | Φ41 | 10*0.3 | 5.0/6.0/8.0 |
| SS-AL BGL | Φ21*2.0 | Φ41 | 10*0.3 | 3.2/5.0/6.0 |
| SS-SS | Φ21*2.0 | Φ41 | 10*0.3 | 3.2/5.0/6.0 |
| Φ21*2.0 | Φ51 | 15*0.3 | 3.2/5.0/6.0 | |
| Φ25*2.0 | Φ45 | 10*0.3 | 3.2/5.0/6.0 | |
| Φ25*2.0 | Φ55 | 15*0.3 | 3.2/5.0/6.0 | |
| Copper-Al | Φ16*1.0 | Φ36 | 10*0.2 | 3.2/4.2/5.0/6.5 |


Advantages
High heat transfer efficiency especially in gas treatment
Larger heat transfer area
Approximately 5 times lighter in weight than that of shell and tube heat exchanger.
Able to withstand high pressure