Application scope: Vertical expander is applied to the expansion of fin heat exchanger, and completes the process of tube expansion, flaring and flanging in one working cycle.
YZL- vertical pipe expander
Heat exchanger specifications
Outside diameter of common copper pipe, mm
Φ5、Φ7、Φ7.94、Φ9.52
Commonly used fin width, mm
12.7、19.05、21.65、22
Length, mm
220～1000/1200/1600/2000/2500
Row number
1～5
Maximum number of holes in each row (hole spacing 25mm)
Sixty-one
Expansion speed
Fast, m/min
>4
Slow speed, m/min
>0.7
Electric power of oil pump motor, kw
11/15
Cylinder diameter, mm
Φ160/Φ180/Φ200
Hydraulic oil
ISOVG32 (winter) /ISOVG46 (summer)
Lubricating oil
Machine oil ISOVG22-32
Note: Vertical expander technical parameters shall be implemented according to the ordering contract.
