China factory Cold Room Refrigeration Equipment Compressor Unit Original Air Cooled Condensing Unit Industrial Refrigeration CHINAMFG air compressor for sale

Product Description

Product Description


Product Description: Ammonia Refrigerant by HangZhou Bingyan Refrigeration Equipment Co., Ltd.

Using ammonia as a refrigerant offers numerous advantages:

  • Ammonia is 1 of the most cost-effective refrigerants, second only to air and water.
  • It has a low standard boiling temperature and moderate pressure in the condenser and evaporator.
  • Ammonia provides a large refrigeration capacity per unit volume, requiring less refrigerant circulation and offering high thermal conductivity and latent heat of vaporization.
  • It boasts low throttling loss and high operating efficiency.
  • Ammonia operates at low pressure, reducing machine requirements and material costs for refrigeration systems.
  • It has a distinct pungent odor for easy leak detection.
  • Ammonia is insoluble with mineral oil, making it easy to separate and return oil to the refrigeration system.
  • Its thermodynamic and chemical properties remain stable at room and low temperatures.
  • Ammonia has an CHINAMFG Depletion Potential (ODP) and Global Warming Potential (GWP) of zero.

Experience the efficiency and reliability of ammonia refrigerant by HangZhou Bingyan Refrigeration Equipment Co., Ltd.


Ammonia Refrigeration System

The amount of ammonia in the system is crucial for safety. Our system design focuses on safety measures such as optimizing the system, utilizing plate heat exchangers and dry shell evaporators, nitrogen direct expansion supply, and NH3/CO2 cascade refrigeration cycles to reduce ammonia filling. By simplifying large systems with direct expansion supply and compatible lubricating oil, we minimize ammonia usage.


  • Optimized system design
  • Plate heat exchangers and dry shell evaporators
  • Nitrogen direct expansion supply
  • NH3/CO2 cascade refrigeration cycles
  • Reduced ammonia filling
  • Compatible lubricating oil


  • Enhanced safety
  • Efficient refrigeration
  • Cost-effective operation
  • Reduced environmental impact

Contact HangZhou Bingyan Refrigeration Equipment Co., Ltd. for reliable and efficient ammonia refrigeration solutions.


Product Description:

Upgrade your cold room with high-efficiency air coolers from HangZhou Bingyan Refrigeration Equipment Co., Ltd. Our cutting-edge technology focuses on reducing the amount of stored ammonia, aligning with the international trend in ammonia system development. By utilizing our high-efficiency variable pitch stainless steel coil air coolers, you can decrease ammonia injection by a remarkable 95% while maintaining optimal cooling capacity.

Ensure safety and minimize leakage by incorporating automatic control features in the design of your ammonia refrigeration system. Trust HangZhou Bingyan Refrigeration Equipment Co., Ltd. to provide innovative solutions for your refrigeration needs.


Introducing CHINAMFG by HangZhou Bingyan Refrigeration Equipment Co., Ltd.

The CHINAMFG is a versatile refrigeration solution that finds applications in various industries such as food refrigeration, aquaculture, commercial, petroleum, chemical, textiles, pharmaceuticals, shipbuilding, defense, and scientific research.

Key Features:

  • Efficient cooling performance
  • Reliable and durable design
  • Wide range of applications
  • Suitable for both small and large-scale operations


  • Ensures optimal temperature control
  • Increases productivity in various industries
  • Cost-effective refrigeration solution
  • Easy to maintain and operate

Choose the CHINAMFG by HangZhou Bingyan Refrigeration Equipment Co., Ltd. for all your artificial refrigeration needs.


Product Parameters

Compressor type Piston, screw

enough condenser heat exchanger surface

Fan type Axial fan:High degree of protection, large Air flow, low noise
Unit kinds Open type, box type, side discharge type
Cooled type Air cooled
Refrigeration type R134a, R404a, R507a or R22
Copper tube connector  fitting reducer
Place to assemble

Indoor/out door(concrete construction building/steel

 construction building).

Voltage 220V/50HZ, 220V/60HZ, 380V/50HZ etc

Automatic electric controller, PLC


1 Year

Case material

The galvanized sheet is coated with plastic powdered painted

Quality Assurance

2.6Mpa leak-proof stress test       


Plywood box and pallet

We are a manufacturer, we can customize products for you according to your requirements.If you don’t know which model is suitable for you, you could send message to us.We have several professional engineers to make a customized solution for you.

Successful Case



Other Products

Our company’s main products are Condensing units,Air Cooler,Evaporative condenser,Freezer,Cold Room Doors,
Cold storage panels,
If you want to know more products, please click on the product name or product picture

Company Profile

Welcome to HangZhou Bingyan Refrigeration Equipment Co., Ltd.

Established in 2011 in the picturesque coastal city of HangZhou, we specialize in industrial and commercial freezing, cold storage, and refrigeration systems. Our high-tech enterprise is dedicated to research, development, design, manufacturing, and sales of top-quality refrigeration equipment.

Our Commitment

At HangZhou Bingyan Refrigeration Equipment Co., Ltd., we prioritize science and technology to guide our innovations and management to ensure customer satisfaction. Our goal is to provide perfect refrigeration system solutions, products, and services to meet market demands.

HangZhou Bingyan Refrigeration Equipment Co., Ltd.

The company holds over 10 national technology patents and is dedicated to developing high-efficiency, energy-saving, and eco-friendly refrigeration systems. Our offerings include high-efficiency refrigeration units, energy-saving barrel pumps, and PLC intelligent program control boxes. We specialize in designing and customizing equipment for various projects such as food quick-freezing storage, cold storage for food and medicine, ultra-low temperature storage, fruit and vegetable air-conditioning storage, workshop air conditioning, quick-freezing, freeze-drying, and thawing devices.




Our Advantages


HangZhou Bingyan Refrigeration Equipment Co., Ltd. is dedicated to offering customers innovative and practical refrigeration system solutions. Our focus is on providing high-quality engineering services and exceptional after-sales support to ensure customer satisfaction.

Bingyan provides comprehensive services including sales, design, construction and after-sales service

1.The sales department accurately understands and grasps customer needs,accurately conveys customer intentions, andmaintains close communication with customers Cut communication.
2.The design department provides customers with professional and reasonable engineering suggestions, and tailors reliable and stable refrigeration according to customer needs Plan.
3.The engineering department takesevery construction process seriously and meticulously completes every construction task,striving for CHINAMFG to createhigh-quality projects
4.The after-sales department is always ready and on standby to ensure the success of customers.




Welcome to HangZhou Bingyan Refrigeration Equipment Co., Ltd.

At HangZhou Bingyan Refrigeration Equipment Co., Ltd., we offer professional cold storage solutions tailored to your needs. Our team of experienced designers will work with you to create a high-efficiency, energy-saving refrigeration system.

Why Choose Us?

  • Established in 2011 with a dedicated design, installation, and maintenance team
  • Complete cold storage design, installation guidance, and after-sales maintenance services

Visit Us

We welcome you to visit our factory at any time to see our products and services firsthand.

Delivery & Payment

  • Delivery within 60 days after confirming your requirements
  • Payment: 30% down payment via T/T, balance after inspection and before shipment. We accept telegraphic transfer and sight letter of credit.

Get in Touch

For inquiries, we typically respond within 24 hours. Contact us today to learn more about our shipping options by sea, air, or express.

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After-sales Service: Engineers Can Go Overseas for Repairs
Warranty: One Year After Shipment
Lubrication Style: Lubricated
Cooling System: Water Cooling
Power Source: AC Power
Cylinder Position: Horizontal


air compressor

Can air compressors be used for painting and sandblasting?

Yes, air compressors can be used for both painting and sandblasting applications. Here’s a closer look at how air compressors are utilized for painting and sandblasting:


Air compressors are commonly used in painting processes, especially in automotive, industrial, and construction applications. Here’s how they are involved:

  • Spray Guns: Air compressors power spray guns used for applying paint coatings. The compressed air atomizes the paint, creating a fine mist that can be evenly sprayed onto surfaces. The pressure and volume of the compressed air impact the spray pattern, coverage, and overall finish quality.
  • Paint Mixers and Agitators: Compressed air is often used to power mixers and agitators that ensure proper blending of paint components. These devices use the compressed air to stir or circulate the paint, preventing settling and maintaining a consistent mixture.
  • Airbrushing: Air compressors are essential for airbrushing techniques, which require precise control over airflow and pressure. Airbrushes are commonly used in artistic applications, such as illustrations, murals, and fine detailing work.


Air compressors play a crucial role in sandblasting operations, which involve propelling abrasive materials at high velocity to clean, etch, or prepare surfaces. Here’s how air compressors are used in sandblasting:

  • Blasting Cabinets: Air compressors power blasting cabinets or booths, which are enclosed spaces where the sandblasting process takes place. The compressed air propels the abrasive media, such as sand or grit, through a nozzle or gun, creating a forceful stream that impacts the surface being treated.
  • Abrasive Blasting Pots: Air compressors supply air to abrasive blasting pots or tanks that store and pressurize the abrasive media. The compressed air from the compressor enters the pot, pressurizing it and allowing for a controlled release of the abrasive material during the sandblasting process.
  • Air Dryers and Filters: In sandblasting applications, it is crucial to have clean, dry air to prevent moisture and contaminants from affecting the abrasive blasting process and the quality of the surface being treated. Air compressors may be equipped with air dryers and filters to remove moisture, oil, and impurities from the compressed air.

When using air compressors for painting or sandblasting, it is important to consider factors such as the compressor’s pressure and volume output, the specific requirements of the application, and the type of tools or equipment being used. Consult the manufacturer’s guidelines and recommendations to ensure the air compressor is suitable for the intended painting or sandblasting tasks.

Proper safety measures, such as wearing protective gear and following established protocols, should always be followed when working with air compressors for painting and sandblasting applications.

air compressor

Are there differences between single-stage and two-stage air compressors?

Yes, there are differences between single-stage and two-stage air compressors. Here’s an in-depth explanation of their distinctions:

Compression Stages:

The primary difference between single-stage and two-stage air compressors lies in the number of compression stages they have. A single-stage compressor has only one compression stage, while a two-stage compressor has two sequential compression stages.

Compression Process:

In a single-stage compressor, the entire compression process occurs in a single cylinder. The air is drawn into the cylinder, compressed in a single stroke, and then discharged. On the other hand, a two-stage compressor utilizes two cylinders or chambers. In the first stage, air is compressed to an intermediate pressure in the first cylinder. Then, the partially compressed air is sent to the second cylinder where it undergoes further compression to reach the desired final pressure.

Pressure Output:

The number of compression stages directly affects the pressure output of the air compressor. Single-stage compressors typically provide lower maximum pressure levels compared to two-stage compressors. Single-stage compressors are suitable for applications that require moderate to low air pressure, while two-stage compressors are capable of delivering higher pressures, making them suitable for demanding applications that require greater air pressure.


Two-stage compressors generally offer higher efficiency compared to single-stage compressors. The two-stage compression process allows for better heat dissipation between stages, reducing the chances of overheating and improving overall efficiency. Additionally, the two-stage design allows the compressor to achieve higher compression ratios while minimizing the work done by each stage, resulting in improved energy efficiency.


Intercooling is a feature specific to two-stage compressors. Intercoolers are heat exchangers placed between the first and second compression stages. They cool down the partially compressed air before it enters the second stage, reducing the temperature and improving compression efficiency. The intercooling process helps to minimize heat buildup and reduces the potential for moisture condensation within the compressor system.


The choice between a single-stage and two-stage compressor depends on the intended application. Single-stage compressors are commonly used for light-duty applications such as powering pneumatic tools, small-scale workshops, and DIY projects. Two-stage compressors are more suitable for heavy-duty applications that require higher pressures, such as industrial manufacturing, automotive service, and large-scale construction.

It is important to consider the specific requirements of the application, including required pressure levels, duty cycle, and anticipated air demand, when selecting between a single-stage and two-stage air compressor.

In summary, the main differences between single-stage and two-stage air compressors lie in the number of compression stages, pressure output, efficiency, intercooling capability, and application suitability.

air compressor

What is the impact of tank size on air compressor performance?

The tank size of an air compressor plays a significant role in its performance and functionality. Here are the key impacts of tank size:

1. Air Storage Capacity: The primary function of the air compressor tank is to store compressed air. A larger tank size allows for greater air storage capacity. This means the compressor can build up a reserve of compressed air, which can be useful for applications that require intermittent or fluctuating air demand. Having a larger tank ensures a steady supply of compressed air during peak usage periods.

2. Run Time: The tank size affects the run time of the air compressor. A larger tank can provide longer continuous operation before the compressor motor needs to restart. This is because the compressed air in the tank can be used to meet the demand without the need for the compressor to run continuously. It reduces the frequency of motor cycling, which can improve energy efficiency and prolong the motor’s lifespan.

3. Pressure Stability: A larger tank helps maintain stable pressure during usage. When the compressor is running, it fills the tank until it reaches a specified pressure level, known as the cut-out pressure. As the air is consumed from the tank, the pressure drops to a certain level, known as the cut-in pressure, at which point the compressor restarts to refill the tank. A larger tank size results in a slower pressure drop during usage, ensuring more consistent and stable pressure for the connected tools or equipment.

4. Duty Cycle: The duty cycle refers to the amount of time an air compressor can operate within a given time period. A larger tank size can increase the duty cycle of the compressor. The compressor can run for longer periods before reaching its duty cycle limit, reducing the risk of overheating and improving overall performance.

5. Tool Compatibility: The tank size can also impact the compatibility with certain tools or equipment. Some tools, such as high-demand pneumatic tools or spray guns, require a continuous and adequate supply of compressed air. A larger tank size ensures that the compressor can meet the air demands of such tools without causing pressure drops or affecting performance.

It is important to note that while a larger tank size offers advantages in terms of air storage and performance, it also results in a larger and heavier compressor unit. Consider the intended application, available space, and portability requirements when selecting an air compressor with the appropriate tank size.

Ultimately, the optimal tank size for an air compressor depends on the specific needs of the user and the intended application. Assess the air requirements, duty cycle, and desired performance to determine the most suitable tank size for your air compressor.

China factory Cold Room Refrigeration Equipment Compressor Unit Original Air Cooled Condensing Unit Industrial Refrigeration CHINAMFG   air compressor for saleChina factory Cold Room Refrigeration Equipment Compressor Unit Original Air Cooled Condensing Unit Industrial Refrigeration CHINAMFG   air compressor for sale
editor by CX 2024-05-03