Inner Grooved Copper Tube Evaporator – High Efficiency Coil,Custom copper tube aluminum fin evaporators for HVAC, refrigeration & cold storage. Inner-grooved copper tube, hydrophilic aluminum fin. Free drawing evaluation.
Copper tube aluminum fin evaporator for HVAC and commercial refrigeration. Inner-grooved copper tube and aluminum fins are mechanically expanded for tight bonding, ensuring high heat transfer efficiency. Tube OD 5mm–15.88mm, fin thickness 0.1–0.19mm. Fin types include louver, flat, corrugated and sine wave. Compatible with R134a, R404A, R407C, R410A and CO₂. Custom sizes available. OEM support.
| Parameter | Details |
|---|---|
| Product Type | Copper Tube Aluminum Fin Evaporator Coil |
| Tube Material | High-purity copper (inner-grooved or smooth) |
| Fin Material | Aluminum foil (bare / hydrophilic / blue / golden) |
| Tube Diameter | Φ5mm, Φ7mm, Φ7.94mm, Φ9.52mm, Φ12.7mm, Φ15.88mm |
| Tube Wall Thickness | 0.28–0.40mm |
| Fin Thickness | 0.1–0.19mm |
| Fin Type | Louver, flat, corrugated, sine wave, slit |
| Fin Spacing | 1.3–6.35mm (customizable) |
| Hole Pitch | 21×12.7mm, 25×21.65mm, 25.4×22mm, 31.75×27.5mm, etc. |
| Coil Rows | 1–8 rows available |
| Working Pressure | Up to 3.0 MPa (30 bar) |
| Air Tightness Test | 3.0 MPa gas testing |
| Leakage Test | Water leakage testing |
| Compatible Refrigerants | R134a, R404A, R407C, R410A, R22, CO₂ |
| Side Plate Material | Galvanized steel plate / stainless steel / aluminum |
| Inner Cleanliness | Residual moisture ≤25mg/100cm³; residual impurity ≤30mg/100cm³ |
High Heat Transfer Efficiency – Inner-grooved copper tube combined with mechanically expanded aluminum fins ensures tight tube-to-fin bonding, maximizing heat transfer performance in evaporator applications.
Optimized Refrigerant Distribution – Counter-flow circuited coils with equal-length distributor tubes ensure uniform refrigerant distribution into each circuit, improving evaporation efficiency and system stability.
Stable Bulk Supply – Annual capacity of 4 million sets, daily output of 12,500 pieces, supporting rolling replenishment and reducing inventory capital occupation.
OEM & ODM Support – Custom logo, packaging, and product labeling available. Can produce according to customer drawings or samples, and assist in designing new models.
One-Stop Multi-Spec Supply – Tube OD from 5mm to 15.88mm, single and double reverse-flow systems, all covered in one order.
Wide Refrigerant Compatibility – Suitable for R134a, R404A, R407C, R410A, R22 and CO₂ systems, reducing SKU complexity for your inventory.
Corrosion-Resistant Options – Hydrophilic, blue, golden, or bare aluminum fin options available for different humidity and coastal environments.
Strict Leak Testing – Each coil undergoes 3.0 MPa air tightness testing and water leakage testing before shipment.
Batch Traceability – Each batch of goods undergoes strict quality inspection.
Export Packaging – Seaworthy carton and pallet packaging, suitable for long-distance ocean shipping.
For technical drawings, samples, or bulk pricing, contact us directly.
Send your drawing or sample for a free technical evaluation and quotation within 24 hours. OEM and ODM orders welcome.
