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Professional Team

We have gotten the certifcates of ISO9001:2008, CE and etc. So we can provide the most professional service for customers with years of experience and full-service professional teams.

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We have an excellent tracking service system, which can promote the goods to reach their destination safely and quickly. Customers can check the shipping status of the goods at any time through our cargo tracking service.

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For each process,we have strict inspection standards,and we always insist that quality is life.

Competitive Price

We have a professional purchasing team and costing team,trying to reduce costs and profits,and provide you with a good price.

What is Round Duct Machine

 

A round duct machine is a piece of equipment used for making round ducts for HVAC systems, such as air conditioning and heating. The machine is designed to cut, shape, and bend sheet metal into circular or spiral ductwork. It typically consists of a roll former, a cut-off unit, and a control system. The roll former rolls flat sheet metal into a circular shape, while the cut-off unit cuts the duct to the desired length. The control system monitors and adjusts the machine's settings to ensure accuracy and efficiency. Round duct machines are used in commercial and industrial settings, such as factories, warehouses, and office buildings.

 
Benefits of Round Duct Machine
 
01/

Increased Productivity
With a round duct machine, duct fittings can be made quickly and easily, ensuring continuous production and freeing up other machines for different tasks.Round ducts have superior energy efficiency, primarily due to their shape. The absence of corners in round ducts minimizes turbulence, which in turn reduces pressure drops and noise. This results in more efficient airflow and less energy consumption.

02/

Cost Savings
The machine’s ability to produce duct fittings from a single piece of metal with only one join results in significant material and labor savings.Round ducts are typically cheaper to produce than rectangular ones. They require less material and labor, resulting in lower production costs. Plus, their superior energy efficiency leads to savings in operating costs over time.

03/

Improved Quality
The round duct machine ensures consistent quality in the ducts produced. The ducts are uniform in size and shape, reducing the risk of leaks and improving the overall performance of the HVAC system.The round shape also makes these ducts easier to install in tight ceiling spaces. They provide the same airflow capacity as rectangular ducts but take up less space, making them an ideal choice for buildings with low ceilings or congested spaces.

04/

Versatility
The machine’s ability to form various shapes, including square to round and flat oval, provides flexibility in duct design. This allows for the production of custom ducts to meet specific requirements.

 

What are the Applications of Round Duct Machine

Angle Iron Flange Machine Production Line

Construction Industry

One of the main applications of Round Duct Machine is in the construction industry, where they are used to manufacture round elbows for use in plumbing, heating, and ventilation systems. These fittings are essential for directing the flow of water, gas, and other fluids in buildings and other structures. Round elbow making machines are used to create a variety of different sizes and types of round elbows, depending on the specific needs of the project.

Angle Iron Flange Machine Production Line

Plumbing Industry

Round Duct Machine are also widely used in the plumbing industry, where they are used to manufacture round elbows for use in residential and commercial plumbing systems. These fittings are essential for directing the flow of water and other fluids through pipes and conduits, and are commonly used in both new construction and repair and maintenance projects. Round elbow making machines are used to create a variety of different sizes and types of round elbows, depending on the specific needs of the project.

TDF Duct Flange Forming Machines

HVAC Industry

The heating, ventilation, and air conditioning (HVAC) industry also makes use of Round Duct Machine. These machines are used to manufacture round elbows for use in HVAC systems, which are responsible for maintaining a comfortable indoor environment by controlling the temperature, humidity, and air quality in buildings and other structures. Round elbow making machines are used to create a variety of different sizes and types of round elbows, depending on the specific needs of the project.

Angle Iron Flange Machine Production Line

Chemical and Petrochemical Industries

Round Duct Machine are also used in the chemical and petrochemical industries, where they are used to manufacture round elbows for use in the transport of chemicals and other hazardous materials. These fittings are essential for ensuring the safe and efficient transport of these materials, and are commonly used in pipelines, tank farms, and other storage and transportation systems. Round elbow making machines are used to create a variety of different sizes and types of round elbows, depending on the specific needs of the project.

Angle Iron Flange Machine Production Line

Food and Beverage Industry

The food and beverage industry also makes use of Round Duct Machine, where they are used to manufacture round elbows for use in the transport of food and beverage products. These fittings are essential for ensuring the safe and efficient transport of these products, and are commonly used in pipelines, tank farms, and other storage and transportation systems. Round elbow making machines are used to create a variety of different sizes and types of round elbows, depending on the specific needs of the project.

High Quality Straight Stitch Welder Seam Welder

Pharmaceutical Industry

The pharmaceutical industry also makes use of Round Duct Machine, where they are used to manufacture round elbows for use in the transport of pharmaceutical products. These fittings are essential for ensuring the safe and efficient transport of these products, and are commonly used in pipelines, tank farms, and other storage and transportation systems. Round elbow making machines are used to create a variety of different sizes and types of round elbows, depending on the specific needs of the project.

Components of Round Duct Machine
 

Uncoiler

A device that is used to unwind and uncoil the metal coil that is used to make the ducts.

Straightening roller

A roller that straightens the metal coil before it is fed into the machine.

Feeding roller

A roller that feeds the metal coil into the machine.

Leveling roller

A roller that flattens the metal coil as it is being fed into the machine.

Punching station

A station that punches holes or slots into the metal coil according to the required specifications.

Cutting station

A station that cuts the metal coil into the required length.

Forming station

A station that forms the metal coil into a round shape using various rollers and bending tools.

Seam lock station

A station that locks the seam of the round duct to create a tight seal.

Hydraulic system

A system that provides the necessary power and pressure to operate the various components of the machine.

Control system

A system that controls and monitors the operation of the machine including speed, pressure, and temperature.

Hydraulic Folding Machine

 

Round Duct Machine Features

Gauge
The gauge of a round duct machine determines the thickness of the metal it can handle. A higher gauge number indicates a thinner metal.

Compact Size
Round duct machines are typically compact in size, making them easy to transport and store. Despite their small size, they are powerful and capable of producing large quantities of round ducts.

Weight
These machines are relatively lightweight, making them easy to move around as needed. Despite their low weight, they are robust and durable, capable of withstanding the rigors of heavy-duty use.

Air Requirement
Round duct machines operate using compressed air. They require a clean and dry air supply at a specific pressure to function correctly.

Pattern
The pattern feature allows the machine to create ducts of different shapes and sizes. It can form both symmetrical and offset patterns, providing versatility in duct design.

Diameter
The machine can produce ducts with a minimum diameter of 100mm. This feature allows for the production of ducts of various sizes to meet different requirements.

Operation
Most round duct machines operate pneumatically, using a foot pedal for control. This allows the operator to keep both hands free to handle materials, enhancing productivity and safety.

Process of Round Duct Machine
 

Materials preparation

The first step in making a round duct is to prepare the material, which can be galvanized steel, aluminum, or stainless steel. The material is usually in sheet form, and the required thickness is determined by the specifications of the duct.

Sheet cutting

The second step is to cut the sheet material into the required length. This can be done manually or by using a cutting machine.

Forming

The next step is to form the sheet into a circular shape. This is done by feeding the sheet into a round duct machine, which rolls the sheet into a circular shape.

Seaming

The seam of the duct needs to be closed to prevent air leakage. This is accomplished by using a seamer, which rolls and presses the edges of the duct together.

Reinforcing

The duct may require additional reinforcement, depending on its size and intended use. This can be done by adding flanges or reinforcing rings.

Finalizing

Finally, the duct is cleaned, inspected, and packaged for shipping or installation.

Maintenance Tips for Round Duct Machine
 

Regularly Replace Your Filters
One important step to keeping your duct-machine running smoothly is to regularly replace the filters. For best performance, replace the filters at least once every three months. You can also choose to upgrade to higher quality filters that will last longer and improve energy efficiency.

 

Clean the Interior
Another important step to ensure your Round Duct Machine runs efficiently is to clean the interior. You should use a vacuum or compressed air set on its lowest setting, to remove dirt and other debris. Be sure to avoid any liquid cleaning solutions that can damage the machine.

 

Inspect the Motor
Inspecting the motor is another important part of keeping your duct-machine running efficiently. You should check the oils and lubricants level frequently, and replace the motor every 5-7 years.

 

Schedule Regular Tune-Ups
Finally, you should be scheduling regular tune-ups with a HVAC professional. This helps detect any potential problems with your machine before they become serious. A HVAC professional can also make sure your machine is running as efficiently as possible.

Our Factory
 

SBKJ GROUP, a professional HVAC duct manufacturing machines supplier. Products mainly consist of auto duct production line, rectangular duct making machine and round/spiral duct forming machine. SBKJ's research and development is the cornerstone for our Automatic Tubeformers that produce a higher-quality duct with reduced production costs. SBKJ is established as the foremost and leading inovator in SPIRAL DUCT manufacturing with development is the cornerstone for our Automatic Tubeformers that produce a higher-quality duct with reduced production costs. SBKJ is established as the foremost and leading inovator in SPIRAL DUCT manufacturing with several patented inventions, such as the Flying Slitter and Flying crimper. Besides, OEM service is available. 

 

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certificate
 

 

productcate-800-570

 

 
FAQ

Q: What is a round duct machine?

A: A round duct machine is a piece of machinery used to manufacture round ducts for HVAC (heating, ventilation, and air conditioning) systems.

Q: What are the different types of round duct machines?

A: There are many types of round duct machines, including manual, semi-automatic, automatic, and CNC (computer numerical control) machines.

Q: What are the advantages of using a round duct machine?

A: Using a round duct machine provides several advantages, including increased efficiency, consistent production quality, reduced labor costs, and improved accuracy.

Q: What kinds of materials can be used in a round duct machine?

A: Round duct machines can use a variety of materials, including galvanized steel, stainless steel, aluminum, and copper.

Q: What kind of maintenance is required for a round duct machine?

A: Regular cleaning, lubrication, and inspection are required to keep a round duct machine in good working condition.

Q: Can a round duct machine be used for other duct shapes?

A: Most round duct machines are designed specifically for creating round ducts, but some machines may have the flexibility to create other duct shapes.

Q: What safety precautions should be taken when using a round duct machine?

A: Operators should follow all manufacturer's instructions for safe operation of the machine and wear appropriate safety gear, such as gloves and eye protection. Routine maintenance is essential to keep your round duct machine in good working condition. This may include cleaning the machine after each use, lubricating moving parts, and regularly inspecting the machine for signs of wear or damage.

Q: What factors should be considered before purchasing a round duct machine?

A: Some factors to consider include the required production capacity, type of material to be used, desired level of automation, and available budget.

Q: Can a round duct machine be customized for specific applications?

A: Some round duct machines can be customized to meet specific requirements, such as specialized shapes or sizes, or the ability to work with certain materials. Round duct processing machine consists of four types, including electric rolling machine, round duct lock forming machine, round duct lock seaming machine and round duct grooving machine. All these machines can make a complete round air duct.

Q: Where can I purchase a round duct machine?

A: Round duct machines can be purchased from a variety of manufacturers and suppliers, including online marketplaces and industrial equipment distributors.Round duct machines can be purchased from a range of HVAC and ventilation equipment suppliers, as well as online marketplaces such as Amazon and eBay. It is important to research different brands and models to find the best option for your specific needs.

Q: What is round duct used for?

A: Round air ducts are best suited for high-pressure HVAC systems. Their design creates less friction, allowing air to flow easier throughout the building. Rectangular ducts aren't as efficient with their airflow, which means they can create more harm than good in a high-pressure system.All of these machines can complete the feeding, forming and installation parts manufacturing of air ducts. The duct manufacturing machine is all the production equipment which can complete a series of processes from coil blanking to air duct forming.

Q: Is round duct more expensive than rectangular?

A: Round ductwork is usually quicker and cheaper to install. Because of the round shape of the ductwork, there is less friction for the air to move around, so it tends to move faster and more efficiently.Round ductwork creates less airflow resistance. This means that air flows smoothly through the ducts, resulting in more efficient air conditioning.

Q: Why use round duct instead of square duct?

A: Round or flat-oval duct systems are much more economical than rectangular systems. The installed cost spiral duct will much lower than rectangular and it will perform better. Installation will be easier and leakage will be much lower and easier to control.Round, circular, or spiral air ducts are definitely the more common type of ductwork – and not without reason. There are many advantages to round ducts, from increased airflow, quick installation, and lower costs.

Q: What is the difference between ductwork and HVAC?

A: What's An Air Duct? Check this out: air ducts - or HVAC ductwork, or AC ducts - are conduits that supply warm or cool air to heat, ventilate, and cool each room in a house. Air ducts are connected to the HVAC unit, which filters and heats / cools your home's air before sending it off.The duct pipes and trunks are the primary channels that provide a path for heated or cooled air to blow throughout your home. The duct pipes branch out from the duct trunk to the different rooms in your house. The duct trunk is the central duct from the furnace, usually made of steel.

Q: What are common round duct sizes?

A: 15-inch diameters in ½-inch-diameter increments, 16- through 38-inch diameters in 1-inch-diameter increments, and 40- through 90-inch diameters in 2-inch-diameter increments. order. Standard lengths of round longitudinal seam duct are 5 and 6 feet.

Q: What materials can a round duct machine work with?

A: A round duct machine can typically work with a range of sheet metal materials, including stainless steel, galvanized steel, aluminum, and copper.A round duct machine is a machine that can create round ductwork, which is a circular-shaped pipe that is typically used for HVAC systems and other ventilation applications.

Q: What should I look for when choosing a round duct machine?

A: When choosing a round duct machine, it is important to consider factors such as the machine's speed and capacity, the types of materials it can work with, and the availability of additional tools and accessories.

Q: What is the process of duct fabrication?

A: The fabrication process for HVAC ducts involves precisely cutting and bending sheet metal into the desired cylindrical or rectangular shapes. A professional is needed to make sure all of the manufactured pieces fit together tightly. All grooves and openings need to line up exactly in order.All of these machines can complete the feeding, forming and installation parts manufacturing of air ducts. The duct manufacturing machine is all the production equipment which can complete a series of processes from coil blanking to air duct forming.

Q: How long does it take to produce ductwork using a round duct machine?

A: The production time will vary depending on the size and complexity of the ductwork. However, a round duct machine can produce ductwork much faster than traditional methods.A round duct machine uses a series of rollers to shape flat sheets of metal into ducts. The sheets are fed into the machine, where they are bent and shaped into the desired form.

Q: How can I choose the right round duct machine for my business?

A: To choose the right round duct machine, consider the size and volume of your production needs, the type of materials you will be working with, and your budget. It may also be helpful to consult with a professional in the HVAC industry.The benefits of using a round duct machine include increased efficiency, reduced labor costs, and improved quality of the ducts produced.

We're well-known as one of the leading round duct machine manufacturers and suppliers in China, featured by quality products and competitive price. Please feel free to buy customized round duct machine made in China here from our factory.

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