2.copper pipe:diameter 7mm,7.94mm,9.52mm etc ,inner grooved or smooth tube
3.Aluminium foil:hydrophilic or bare
4.fin type:louver fin,flat fin,corrugated fin
5.pitch of fins can be adjusted between 1.8-5.8mm
6.Pitch of holes and pitch of rows:25*21.65mm and 19.05*12.7mm,25.4*22mm,equilateral triangle arrangement
7.Suitable for R134A,R22,R404A.R407C refrigerant and so on
8.Different alternative fan available:micro fan,shaded pole or outer rotor fan motor
9.did 3.0MPA air pressure(nitrogen)test leakless
10.Widely used in refrigerator,air conditioner,cold room,display case ice chest ice maker,water dispenser and other refrigeration industry