Heat Exchanger

Your Professional Heat Exchanger Manufacturer & Supplier

Founded in 2002, Hangzhou Sail Refrigeration Co., Ltd. has 20 years of experience in HVAC coil manufacturing, providing high-quality heat exchangers and reliable OEM services to clients worldwide.

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Why Choose Us

Professional Certification

We have obtained CE and ISO9001 certifications. Our facility is equipped with high-speed fin punching machines, automatic copper tube bending and expanding machines, and helium leak detection equipment, ensuring precise processing and consistent product quality.

Global Reach

Our products are exported to key international markets, including the United States, South Korea, Poland, the UAE, Pakistan, and Iran, where they have earned widespread recognition and trust from a diverse clientele.

Customization Services

From initial sample design to mass production, our process includes rapid sample prototyping for client approval, rigorous material selection, and precise production controls. Multi-stage quality inspections ensure that products are delivered on time and fully meet client specifications and performance requirements.

Product Applications

Our condenser and evaporator coils serve as critical components in residential air conditioning, marine systems, industrial chillers, dehumidifiers, and other sectors, ensuring efficient and reliable operation of refrigeration and drying systems.

Specification

	Series 1	Series 2	Series 3	Series 4
Tube Diameter	Φ 9.52	Φ9.52	Φ7	Φ 7.94
Hole Space(mm)	25	25.4	20.5	22
Row Space(mm)	21.65	22	12.7	19.05
Tube Material	Copper, Aluminum	Copper, Aluminum	Copper, Aluminum	Copper, Aluminum
Type of Tube	Smooth Tube Inner Grooved Tube	Smooth Tube Inner Grooved Tube	Smooth Tube Inner Grooved Tube	Smooth Tube Inner Grooved Tube
Fin Surface	Louver Fin Corrugated Fin	Flat Fin Louver Fin Corrugated Fin	Flat Fin Louver Fin	Louver Fin
Fin Type	Hydrophilic Foil Bare Foil Copper Foil	Hydrophilic Foil Bare Foil	Hydrophilic Foil Bare Foil Golden Foil	Hydrophilic Foil Bare Foil Golden Foil
Fin Thickness(mm)	0.095~0.2	0.095~0.2	0.095~0.2	0.095~0.2
Fin Space(mm)	1.4~2.3 mm	1.4~2.3 mm	1.1~1.8mm	1.4~2.0 mm

Elevator Refrigeration And Heating System Condenser Coils

Benefits of Heat Exchanger

Energy Efficiency: Heat exchangers are champions of energy conservation, significantly reducing energy consumption and costs. They achieve this by capturing and repurposing heat from one process for another. For instance, they can harness heat from a boiler or furnace exhaust gases to preheat incoming air or water, minimizing the need for additional fuel, and increasing system efficiency.

Environmental Sustainability: By curbing greenhouse gas emissions and pollutants, heat exchangers contribute to environmental protection. Their ability to recover waste heat reduces the amount of fuel burned, subsequently diminishing the release of carbon dioxide and other harmful substances into the atmosphere.

Process Enhancement: Heat exchangers are invaluable in optimizing heating processes. They maintain ideal temperature and pressure conditions for various operations, ensuring higher product yields and improved quality. For example, they can regulate the temperature of chemical reactions or fermentation processes, yielding superior results.

The Basic Principle Of Heat Exchanger

Heat exchangers work differently according to the specific type. They use a combination of conduction and convection to move energy, in the form of heat, from one location or flow to another. They generally operate in a sensible heat range and occasionally engage the stored capacity of state change, enthalpy.
This could mean heating one medium by conducting heat into it. Alternatively, it could be cooling something by transferring heat from it into another medium, such as air or water. The goal is to improve efficiency or safety of a process. Some processes wouldn't work at all without a heat exchanger.

Common Materials Used In Heat Exchanger

Conductive metals
The vast majority of heat exchangers rely on conductive metals. For example, copper and steel are popular choices. However, they're only suitable for applications up to a certain temperature and where the fluids involved won't react with the metals.

Fluids
The fluids used in the process are an important element. We design heat exchangers suitable to have seawater, oil, water or water-glycol as the coolant. We select the best option according to both your resources and the other medium involved.

Air
Air is also commonly used in heat exchanger systems. It has a low thermal conductivity and, therefore, often works well with an extended surface heat exchanger such as our enhanced finned heat exchanger.

Theme Park Refrigeration And Heating System Heat Exchanger

Applications of Heat Exchanger by Industry

HVAC and Refrigeration
Heat exchangers are crucial in HVAC systems, transferring heat between fluids to control indoor temperature and humidity. They absorb heat from the refrigerated space and release it outside. For example, air conditioners use evaporators and condensers to manage cooling, and shell-and-tube heat exchangers are standard in large commercial buildings for central cooling.

Automotive and Transportation
Heat exchangers are integral to vehicle cooling systems in the automotive sector. They primarily cool engine coolant in radiators. They also ensure passenger comfort in car, bus, and train HVAC systems.

Food and Beverage Industry
Temperature control is critical for food processing, including pasteurization, sterilization, and cooling. It also preserves food quality by rapidly heating or cooling liquids like milk or juice.

Chemical and Petrochemical Industries
Heat exchangers manage the extreme conditions of chemical reactions, often involving corrosive or high-temperature substances. They are used for cooling or heating processes, such as producing plastics or refining crude oil.

Power Generation
Whether fossil fuels, nuclear energy, or renewable sources like geothermal energy, power generation relies on heat exchangers to manage the energy conversion. Examples are once-through steam generators in nuclear reactors and air-cooled condensers used in solar thermal power plants, where they improve efficiency and control waste heat.

Customization Services

To better meet the diverse needs of different industries and clients, we can provide customized evaporator coils solutions based on your specific application scenarios and special requirements. For more information or support, please feel free to contact us.

Packaging and Shipping

Packaging	PE film, wooden crates, or packaging in accordance with the customer's specific requirements.
Transportation methods	Depending on the client's preferences, sea freight, air freight, or express delivery options are available.

FAQ

Q: How long do evaporator coils typically last?

A: You will find that about 10 to 15 years is about average for an evaporator coil lifespan. However, it does depend how well it's been maintained as well as the conditions in which it's been operating.

Q: What are the signs that my evaporator coil is failing?

A: The main things to watch out for are reduced cooling performance or warm air blowing from the vents. You may also hear strange noises, notice refrigerant leaks. In addition, there could be an increase in indoor humidity or even ice building up on the coil.

Q: Can a dirty evaporator coil reduce cooling efficiency?

A: Yes. Dirt can stop heat transfer which forces the system to run longer. This means increased energy use.

We are one of the most professional heat exchanger manufacturers and suppliers in China, featured by quality products and good service. Please rest assured to buy high-grade heat exchanger for sale here from our factory. Customized orders are welcome.