Hydrophilic Aluminum Foil

Home » Products » Aluminum Foil » Hydrophilic Aluminum Foil

Hydrophilic aluminum foil is obtained by coating the surface of aluminum foil with hydrophilic coating, the purpose is to improve the hydrophilic (water-attracting) performance of the aluminum foil, and it has higher heat transfer efficiency and corrosion resistance.

Hydrophilic Aluminum Foil

  • Alloy: 8011,3102,1100
  • Temper: O,,H18,,H22,H24,H26
  • Thickness: 0.08-0.3mm
  • Width: 100-1600
  • Color: Blue,Golden,Aluminum primary color,etc.
  • Steel/aluminum core: Inner diameter 76 or 152mm
  • Application: Air conditioning systems, Refrigerator, Heat exchangers, Radiators, Condenser, etc.

  E-mail   Wtatsapp   Inquiry

What Is Hydrophilic Aluminum Foil

Hydrophilic Aluminum Foil is a specialized type of aluminum foil that has undergone a surface treatment to enhance its hydrophilic (water-attracting) properties.

Hydrophilic Aluminum Foil is commonly used in various applications where efficient heat transfer and moisture management are required. The hydrophilic coating applied to the foil’s surface allows it to rapidly and uniformly distribute condensation or liquid, facilitating better heat exchange in heat exchangers, air conditioning systems, and radiators.

Aluminum Hydrophilic Foil

Aluminum Hydrophilic Foil

Compared to regular aluminum foil, which has hydrophobic properties and repels water, Hydrophilic Aluminum Foil offers superior performance in terms of heat transfer efficiency and corrosion resistance.

Specification of Hydrophilic Aluminum Foil

Alloy Temper Thickness(mm) Tensile Strength(MPA) Elogation At 50mm Interval(%) Cup I.E,mm
O 0.08-0.20 80-110 ≥20 ≥6.0
H22 0.08-0.20 100-130 ≥18 ≥6.5
H24 0.08-0.20 115-145 ≥16 ≥6.0
H26 0.08-0.20 135-165 ≥10 ≥5.5
H18 0.08-0.20 ≥160 ≥6  –

Note: As the raw material of hydrophilic foil, 8011 aluminum foil is the most common alloy

Thickness And Thickness Tolerance :
Thickness(mm) Thickness Tolerance
0.080 ±0.005
> 0.115-0.130 ±0.008
> 0.130-0.32 ±0.010
Width And Tolerance :
Width(mm) Width Tolerance
≤500 ±0.005
> 0.115-0.130 ±0.008
> 0.130-0.32 ±0.010
Width(mm) Width Tolerance
≤1400 +2.0,0
Telescopic And Layer :
Telescopicy: 5MM Layer: 0.5mm

Note: Hydrophilic aluminum foil is available in jumbo rolls, there is a certain relationship between tolerance and size.

Properties of Hydrophilic Aluminum Foil

Item Inspection Methods Technical Requirements
(Double Surface)
Weighing Anti-Corrosion:1.6—2.0G/M2


Adhesion Cup Test:5mm No De-Laying
Jis4001 Network Test(100/100) No Peeling
T Test(180 Degree) No De-Laying
Hydrophilic Initial Phase Coating Status ®≤5C
Continuous Test Phase Dipping 100 Hours In Flow Water (300 L/H),Drying For 2 H, Then Test Humidity100%:®≤20C
Dry Cycle 300 Times Humidity 100%:®≤28c
Dipping Into Volatilizing Solvant For 5min. And Drying It In Temperature 150 Degree, Then Dipping Into Flow Water For 5min. Then Drying In Oven Of Temperature 150 Degree For 150 Degree, Then Test It Humidity 100%:®≤28C
Anti-Corrosion Jisz2371 Nutual Salt Spray Test(72 H) R.NO.≥9.8
Anti-Alikalinity Sample Dip For 3min In 20% Naoh For 20 C+/-1 C No Changing
Anti-Hot In 200+/-5c Oven For 10min. View Film Color No Changing
In 300+/-5 Oven For 5min, View The Color Slightly Green
Anti-Oil Dipping Into Volatilizing


For 24 H

No Peeling

Benefits of Hydrophilic Aluminum Foil

1.Enhanced heat transfer efficiency

The hydrophilic coating on the aluminum foil promotes improved moisture absorption and increases the surface area, resulting in enhanced heat transfer efficiency. This allows for better cooling and heat dissipation, making it ideal for heat exchangers, air conditioning systems, and refrigeration units.

2.Improved corrosion resistance

Hydrophilic Aluminum Foil is highly resistant to corrosion, making it suitable for applications in humid and corrosive environments. This resistance ensures the durability and longevity of the foil, even in challenging conditions, thereby reducing maintenance needs and extending the lifespan of equipment.

3.Energy-saving capabilities

By facilitating efficient heat exchange, Hydrophilic Aluminum Foil helps optimize energy usage. It allows systems to cool more effectively, reducing the energy consumption required for maintaining desired temperatures. This can lead to energy savings and cost reduction in long-term operations.

4.Environmentally Friendly

Aluminum is a recyclable material, and the hydrophilic foil can be recycled after use, contributing to sustainable practices and reducing environmental impact. Choosing Hydrophilic Aluminum Foil aligns with eco-friendly initiatives and supports a circular economy.

Manufacturing Process of Hydrophilic Aluminum Foil

The production process of hydrophilic aluminum foil is basically the same as that of aluminum foil, except that 3 processes are added in the middle;

Aluminum Hydrophilic Foil Production Line

Aluminum Hydrophilic Foil Production Line

After the rolling of the aluminum foil is completed, the following 3 steps are performed:
  • 1.Cleaning: The rolled and annealed aluminum undergoes a cleaning process to remove any impurities, oils, or contaminants that may be present on the surface. This ensures a clean and smooth surface for further processing.
  • 2.Hydrophilic Coating Application: The cleaned aluminum foil is then coated with a hydrophilic layer. This coating is typically applied through a chemical process or by using specialized coating techniques. The hydrophilic coating enhances the surface properties of the aluminum, making it more receptive to moisture and promoting better heat transfer.
  • 3.Drying and Curing: After the hydrophilic coating is applied, the aluminum foil is dried and cured to ensure the adhesion and durability of the coating. This step involves subjecting the coated foil to controlled temperature and humidity conditions for a specific period, allowing the coating to fully cure and bond with the aluminum surface.

Rewind after the above 3 steps (this process is exactly the same as aluminum foil production)

Applications of Hydrophilic Aluminum Foil

Hydrophilic foil is widely used in refrigeration equipment such as air conditioners and refrigerators, as well as some industrial heat exchange systems;

Air Conditioning Systems Refrigerator Heat Exchangers
Air conditioning systems Refrigerator Heat exchangers
Radiators Condenser Evaporator
Radiators Condenser Evaporator

Other Uses Of Aluminum Foil

  • Household Aluminum Foil
  • Electronic aluminum foil
  • Honeycomb Aluminum Foil
  • Waterproof Aluminium Foil
  • Aluminum foil for cigarette packaging
  • Aluminum foil for Tetra Pak
  • Aluminium foil for flexible packaging
  • Aluminum foil for blister packaging
  • Hot sealing aluminum foil
  • Aluminium foil for beer bottle neck label
  • Aluminium foil for heat preservation
  • Milk Cap Aluminum Foil
  • Hose Aluminium foil
  • Container aluminum foil
  • Aluminum Foil For Hair Salon

Tips OF Hydrophilic Aluminum Foil Storage

Dry Environment: Store hydrophilic aluminum foil in a dry environment with low humidity levels. Moisture can affect the hydrophilic properties of the foil and lead to degradation.

Temperature Control: Maintain a stable temperature for the storage area. Extreme temperatures can impact the structural integrity and performance of the foil.

Protection from Contaminants: Keep the hydrophilic foil away from dust, dirt, and other contaminants that could potentially affect its surface or hydrophilic coating.

Hydrophilic Aluminum Foil Storage

Hydrophilic Aluminum Foil Storage

Avoid Pressure and Impact: Avoid placing heavy objects or applying pressure on the stored hydrophilic foil. Excessive pressure or impact can cause deformation or damage to the foil, compromising its effectiveness.

Comparison with Other Foil Types

1.Hydrophilic Aluminum Foil vs. Aluminum Plain Foil

Ordinary aluminum foil cannot meet the requirements of energy saving, environmental protection, corrosion resistance, and antibacterial for air conditioners. Hydrophilic aluminum foil has strong hydrophilicity. The water droplets condensed on the heat sink are easy to spread and flow down the heat sink to avoid low ventilation effect.

The surface of the hydrophilic aluminum foil is covered with a hydrophilic layer, and the condensed water will spread rapidly on the hydrophilic aluminum foil without condensing into water droplets, which increases the heat transfer area, speeds up the cooling and heating speed, and effectively avoids the noise caused by air flow.

2.Hydrophilic Aluminum Foil vs. Copper Foil

Hydrophilic Aluminum Foil Copper Foil
Heat Transfer Good Excellent
Moisture Management Excellent Limited
Corrosion Resistance Good Excellent
Weight Lightweight Relatively Heavy
Cost Affordable Expensive
Availability Widely Available Limited
Electrical Conductivity Moderate Excellent
Compatibility Suitable for most applications Suitable for specific applications

FAQs about Hydrophilic Aluminum Foil

Q:What is hydrophilic coating?
A:acrylic or epoxy
Q:Can Hydrophilic Aluminum Foil be recycled?
A:Yes, Hydrophilic Aluminum Foil can be recycled. Aluminum is highly recyclable and can be processed repeatedly without losing its properties. Recycling Hydrophilic Aluminum Foil helps conserve natural resources and reduces the environmental impact associated with primary aluminum production.

Leave a Reply

Your email address will not be published. Required fields are marked *

Hot Products

This is our best selling products

3004 Aluminum Sheet

3004 Aluminum Sheet

3004 Aluminum Sheet is a medium-strength aluminum alloy with manganese and magnesium as the main alloying elements. Its strength is higher than 3003 Aluminum Sheet, but the ductility is lower.

Hydrophilic Aluminum Foil

Hydrophilic Aluminum Foil

Hydrophilic aluminum foil is obtained by coating the surface of aluminum foil with hydrophilic coating, the purpose is to improve the hydrophilic (water-attracting) performance of the aluminum foil, and it has higher heat transfer efficiency and corrosion resistance.

1/8 Aluminum Sheet

1/8 aluminum sheet

1/8 aluminum sheet is often used in the manufacture of tanks and ships because of its strong hardness and corrosion resistance, etc.

Aluminum Coil Products

1100 Aluminum Coil

1100 Aluminum Coil is the alloy with the highest commercial purity of all aluminum grades, with an aluminum content (mass fraction) of 99.00%. Its strength is relatively low, and it has excellent ductility, formability, weldability, and corrosion resistance.

5052 Aluminum Sheet Show

5052 aluminum sheet

5052 aluminum sheet is part of the 5000 series of aluminum. The grades in this series are alloyed with magnesium (2.5%) and have medium to high strength properties.

Painted Aluminum Coil

Painted aluminum coil

Painted aluminum coil (Coated aluminum coil) is a popular material choice for construction, transportation, and signage due to its lightweight, durability, and versatility.

Our Office

No.52, Dongming Road, Zhengzhou, Henan, China

Email Us



Henan Huawei Aluminum Co., Ltd, One Of The Biggest Aluminum Supplier In China Henan,We Are Established In 2001,And We Have rich experience in import and export and high quality aluminum products

Opening Hours:

Mon – Sat, 8AM – 5PM

Sunday: Closed

Get In Touch

No.52, Dongming Road, Zhengzhou, Henan, China

+86 188 3893 9163


Leave a Reply

Your email address will not be published. Required fields are marked *

© Copyright © Henan Huawei Aluminium Co., Ltd

Call Us

Email Us