Micro-fin Inner Grooved Copper Tube (IGT)

Nexnice high-performance inner grooved copper tubes use advanced micro-fin technology to maximize heat-exchange efficiency in HVAC and refrigeration systems.

Nexnice high-performance inner grooved copper tubes use advanced Micro-fin technology to maximize heat-exchange efficiency in HVAC and refrigeration systems.

Advanced Heat Transfer Design

  • Micro-fin Technology: Increases internal surface area by 20%-50% compared to smooth tubes.
  • Optimized Helix Angle: Precision-engineered spiral grooves (15°–30°) create refrigerant turbulence, preventing “dry-out” and enhancing thermal conductivity.
  • Premium Material: Made from C12200 phosphorus-deoxidized copper (99.9% Cu) for superior durability.

Technical Specifications

Feature Standard Range Benefit
Helix Angle 15° – 30° Boosts turbulence & efficiency
Fin Height (HF) 0.10mm – 0.35mm Maximum contact area
Bottom Wall Thickness 0.20mm – 0.50mm High pressure resistance
Outer Diameter 5.0mm – 15.88mm Versatile HVAC applications

Applications

  • Home Air Conditioners: Residential split and window units.
  • Central Air Conditioning: Commercial chillers and VRF systems.
  • Dry Evaporators: Used in industrial refrigeration where high efficiency is required.
  • Heat Pumps: Air-to-water or air-to-air heat pumps for heating and cooling.

Quick FAQ

Q:Does the product support custom specifications such as length, size, or color?
A:Yes, Nexnice offers flexible customization services. In addition to standard specifications, we support customizing tube length (up to 50 meters), outer diameter, wall thickness, as well as insulation materials (e.g., black rubber insulation tubes) and outer protective film colors to meet special project requirements.
Q:How do you ensure quality?
A:We follow strict QC procedures from raw materials to final inspection to ensure high quality in every step.
Q:Why choose your factory?
A:We are a direct manufacturer with no middleman, offering years of proven craftsmanship, a wide product range with strong R&D, and reliable, transparent lead times.
Q:How to get new product updates?

A:We’ II promptly send you the latest posters! Just share your contact details with us.


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IGT (Inner Grooved Tube) copper pipe with diagonal bias-cut exposing internal micro-fin grooves for enhanced heat transfer and refrigerant turbulence optimization Three IGT (Inner Grooved Tube) copper pipes with beveled cut ends exposing dense micro-fin internal grooves designed for enhanced heat transfer, nucleate boiling enhancement, and maximum refrigerant turbulence in HVAC-R applications
Micro-fin Inner Grooved Copper Tube (IGT)
Micro-fin Inner Grooved Copper Tube (IGT)
Nexnice high-performance <span style="box-sizing: border-box;"><strong>inner grooved copper tubes</strong> use advanced <strong>micro-fin technology</strong> to maximize heat-exchange</span> efficiency in HVAC and refrigeration systems.
Nexnice copper tubes specifically designed as inner tubes for coaxial and tube-in-tube heat exchangers. Flexible spiral corrugated copper pipe showing bending capability for HVAC and refrigeration units.
C12200 Spiral Corrugated Copper Tube for HVAC & Heat Exchangers
C12200 Spiral Corrugated Copper Tube for HVAC & Heat Exchangers
Spiral corrugated copper tubing for a defined heat-exchanger assembly. Specify the corrugation profile, tube dimensions, and connection ends on your drawing. <ul> <li>Spiral corrugated metal profile</li> <li>Pitch and depth to be specified</li> <li>Straight end details for assembly</li> </ul>
Insulated Copper Pair Coil with External Thread
Insulated Copper Pair Coil with External Thread
Insulated copper connecting tubing with a corrugated section visible near the end. Specify the required tube pair, corrugation position, and finished connection arrangement. • Corrugated metal section shown • Paired size schedule in the catalog • End profile and length to specify
1.6.3
Copper Fitting Refrigeration Cross-Over Coupling C×C
Copper Fitting Refrigeration Cross-Over Coupling C×C
2.1.18
Copper Fitting Refrigeration P-Trap C×C
Copper Fitting Refrigeration P-Trap C×C
2.1.17
Copper Fitting Refrigeration Return Bend C×C
Copper Fitting Refrigeration Return Bend C×C
2.1.16

Get in Touch

Our Location

D4-109,Liangzhu Culture Park,Haishu District,315175 Ningbo,CHINA

Call Us On

+ 86 137 5740 9608

Email us

sales@zengo.com.cn

Whether you have any questions about our products, please feel free to contact us, we will reply as soon as possible.

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