Seamless Base Spiral Finned Tube For Heat Exchanger With ASTM B891
Spiral finned tube
1).Bare tube:carbon steel tube,stainless steel tube,copper tube
3).aluminum foil: hydrophilic or bare
1. material :copper , aluminum ,galvanized plate
2. aluminum foil: hydrophilic or bare
3. fin type: louver fin or flat fin and slit or corrugated fin
4. copper pipe: diameter 7mm or 9.52mm or 8mm ,inner screw thread
or smooth tube
5. pitch of fins can be adjusted between 1.8—5.8mm.
6. pitch of holes and pitch of rows : 25*21.65MM and 12.7*19.05MM
7. suitable for R134A, R22, R404A, R407C refrigerant and so on
8. voltage: 220V/1/50HZ and 380V/3/50HZ or other type.
9. different alternative condensing fans available: shaded pole or
outer rotor fan motor.
10.did gas examination under 3.0Mpa air pressure to ensure the
12.widely used in refrigeration industry, cold room and other
13. we can supply products as per customized samples or drawing.
14.producing procedure: tube bending, punching fin, expanding,
Welding, leakage test, bending, inspection, packing
Titanium Finned Tube
Base Tube: welded/seamless titanium tube
Per ASTM B891
better heat transfer coefficient ratio