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Air Conditioner Hairpin Tube Bending Machine



I Description of air conditioner U hairpin tube bending machine
This machine is specially designed for decoiling, straightening, chipless cutting and bending coil copper tubes into long U shape, used in air conditioners and heat exchangers.
This machine is comprised of decoiler, straightening & cutting device, bending & tube-returning device, unloading device, hydraulic system, pneumatic system and PLC control system.


II Main technical data of air conditioner  U hairpin tube bending machine
Item Data
Suitable copper tube material TP2
Suitable copper tube reel size Max. weight 180kg Max. OD: Ф1100mm; 
ID: Ф130mm
Suitable copper tube diameter Φ7mm; Φ9.52mm
Bending radius ф7: R21mm; ф9.52: R25.4mm
Copper tube numbers Max. 4 pieces simultaneously
Max. copper tube length 300~2200mm
Production speed L≤300, < 8s; L≤800, < 12s; L≤2100, < 22s;
Length error L<800, ±0.5mm; L≥800mm, ±0.8mm
Length error between two ends Less than 1.0mm
Center distance error between two ends Less than ±0.1mm  (within 14mm away from loop)
Tube ID at cutting ends ф7: >ф5.6mm; ф9.52: >ф8mm
Straightness error Curvature ≤3mm @L=1000mm
Flattening ratio at loop area Less than 15%
Thinning ratio at loop area Less than 30%
Finishing quality No wrinkle, scratch, crack, dimple, bulge, burr

This air conditioner U hairpin tube bending machine can be customized with bigger capacity, one time can bend max. 8 copper tubes together. We have all the related machines for air conditioner condenser and evaporator core production. Product display
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