Today, one of our foreign customers came to the factory to see the spiral duct machine, and signed a contract on the spot, he said he liked the bright color system, so he chose the yellow spiral duct machine, our products are very affordable, our after-sales service is also very guaranteed, there will be 24 hours of customer service online reply, there are video guidance operation. FAQ Are you manufacturer or trading company? We are manufacturer. 2. What shall we do if don't know how to operate your machine? We can dispatch our engineers to your country and you can also send your engineers to our factory for learning operation. Besides, there are detailed installation and operating instructions attached, it is very simple. We have telephone and email support at 24 hours per day. 3. What are your payment terms? We support T/T, L/C, D/P, D/A, Western Union and so on. TT, 30% in advance, 70% balance before the shipment. 4. OEM is Welcome to consult

After the improvement of the spiral air duct machine produced by our company, the operability of the machine has been greatly improved and the scope of use has been expanded. It is an ideal equipment for making metal thin-walled round tubes. The machine works on the principle of continuous feeding spiral bite. It is an advanced, efficient and high-end round tube processing equipment. Compared with similar round tube forming equipment, our machine is flexible and versatile. It can process round tubes with any diameter within the range of Ф100mm-1600mm, and it is easy to adjust. There is no need for a fixed dead mold, the length of the round tube can be freely determined,and the blanking is automatically cut off. The machine is controlled by PLC program and operated by a touch screen interface. The host machine has adjustable frequency and stepless speed.The linear motion adopts pneumatic form. The seam pressing adopts gas-liquid pressurization form (the pressing force can be adjusted 6-12Mpa according to the plate thickness). All linear movements Both speed and pressure can be adjusted.

You need a high quality and high productive spiral tube forming machine when you manufacturing spiral round duct. Hechengyuan Machine spiral tube forming machine is worth recommending. Hechengyuan Machine spiral tube forming machine also named mold type spiro duct machine. Because it is controlled by different sizes of molds to shape spiral round pipe's diameter. One mould size only has one kinds of diameter. Hechengyuan Machine spiral tube forming machine including 5 kinds of molds in φ100-1500mm diameter. We can also meet you other size diameter if you need.Our spiral tube forming machine's molds are made of high quality steel, Its inner walls are polished carefully, to ensure the spiral tube forming better. The shearing mold is also made of high quality steel, to ensure cutting the forming spiral tube better. Hechengyuan Machine spiral tube forming machine can easy to operate. It has a electronic box with screen-touch PLC, it is safe and easy to study. The spiral duct forming machine is weight about 2200kg, it is cast in one piece that to ensure a more stable processing project. And it also has a touchable height that makes operation easier. Our spiral tube forming machine main motor is 11KW, high-power processing is more stable. When you are hesitant to purchase a spiral tube machine,Hechengyuan Machine spiral tube forming machine will be a good choice. It will be your best assistant in the production of spiral round tube forming ducts. There is no machine that can replace Hechengyuan Machine spiral tube forming forming machine.

A spiral duct forming machine is a piece of equipment used in HVAC manufacturing to fabricate spiral ducts. Spiral ducts are a type of ductwork that features a spiral seam running along their length, giving them a round shape. These ducts are commonly used for ventilation and air distribution in commercial, industrial, and residential buildings. The spiral duct forming machine is designed to automate the process of manufacturing spiral ducts. It typically consists of a coil unwinder, a forming section, a cutting mechanism, and sometimes an additional seam closing station. The machine takes a flat strip of metal, usually galvanized steel or aluminum, and transforms it into a spiral shape. The process starts with the coil unwinder, which feeds the flat strip of metal into the forming section of the machine. The forming section consists of rollers that gradually shape the metal strip into a spiral, with a constant seam along its length. The machine can adjust the diameter and pitch of the spiral to meet different specifications. Once the spiral duct is formed, the cutting mechanism cuts it to the desired length. In some machines, there may be an additional station for closing and sealing the spiral seam securely. The finished spiral ducts can then be used for HVAC system installations, connecting to air handling units, or for other ventilation purposes. Using a spiral duct forming machine offers several advantages, including increased efficiency, accuracy, and consistency in the production process. It speeds up the fabrication of spiral ducts and ensures precise dimensions, resulting in high-quality ductwork for optimal airflow in HVAC systems.

Sure, here are 5 quick tips regarding spiral duct machines: 1. Understand the types of materials the machine can handle: Spiral duct machines can work with different types of materials, including stainless steel, aluminum, and galvanized steel. Make sure the machine you choose can handle the material you plan to use. 2. Choose the right size machine: Spiral duct machines come in various sizes to accommodate different duct sizes. Consider the size of the ducts you will be making and choose a machine that can handle them. 3. Look for features like automation and digital controls: Some modern spiral duct machines come with advanced features like automation and digital controls, allowing for easier operation and more precise results. 4. Ensure the machine has proper safety features: Spiral duct machines can be dangerous to use if proper safety features are not in place. Be sure the machine has guards and emergency stops to keep operators safe. 5. Consider the machine's maintenance requirements: Like any piece of equipment, spiral duct machines require regular maintenance to perform at their best. Look for machines with easy-to-replace parts and clear maintenance instructions to minimize downtime and keep the machine running smoothly.

The difference between a pipe mold spiral duct machine and a steel belt spiral duct machine lies in the method they use to form spiral ducts and the materials they are designed to work with: Pipe Mold Spiral Duct Machine: This type of machine forms spiral ducts by utilizing a pipe-shaped mold. The sheet metal is fed into the machine and wrapped around the mold to create the spiral shape. The edges of the metal are then connected to form a continuous sealed duct. The pipe mold spiral duct machine is typically used for fabricating spiral ducts from galvanized steel or stainless steel sheets. Steel Belt Spiral Duct Machine: In contrast, a steel belt spiral duct machine uses a different method to form spiral ducts. Instead of a pipe-shaped mold, it employs a steel belt that rotates and bends the sheet metal into the desired spiral shape. The edges of the metal are either interlocked or connected through various means to create a sealed duct. Steel belt spiral duct machines are often used for manufacturing spiral ducts from stainless steel or aluminum sheets. Both types of machines are efficient and suitable for mass production of spiral ducts in the heating, ventilation, and air conditioning (HVAC) industry. The choice between a pipe mold spiral duct machine and a steel belt spiral duct machine may depend on factors such as the specific material requirements, production volume, available space, and desired customization options.

The spiral ductwork machine is specifically designed for the production of spiral ducts—also known as spiral seam thin-walled ducts. The origin of spiral duct technology can be traced back to the military industries of Western countries, where it was initially used in ventilation systems for warships and marine vessels. With broader adoption, spiral ducts gradually found their way into civilian applications such as trains, subways, and mining operations. By the year 2000, usage in the U.S. had surged, with spiral ducts being employed in 95.6% of office buildings, shopping malls, and subway systems. In residential buildings, central air conditioning systems using spiral ducts reached a 72.5% adoption rate. Advantages of the Spiral Ductwork Machine The spiral ductwork machine offers flexible processing of various duct sizes within a defined diameter range—without the need for traditional pipe molds. By adjusting the length of steel coils and making proper setup calibrations, steel strips can be used in place of molds for efficient duct formation. The machine also comes equipped with a high-speed synchronized cutting system that ensures precise cuts according to required duct lengths. Spiral ducts, made from coiled metal strips, feature a spiral seam and thin-walled design with a circular cross-section. These ducts have no welding seams, offer excellent airtightness, and are ideal for both air delivery and bulk material conveyance. As a result, they are becoming the preferred alternative to conventional rectangular ducts. BLKMA's spiral ductwork machine is manufactured to high standards, delivering high output, consistent duct diameters, and superior seam and sealing performance. It can process ducts up to 1.5 meters in diameter and ensures high strength and excellent airtightness. The machine allows for rapid transitions between different duct diameters and includes a high-speed synchronized cutting unit to ensure fast processing and stable performance. Additionally, the machine is environmentally friendly, safe, efficient, and offers a long service life—earning praise from domestic and international clients alike. It has become a trusted solution in the industry. Scheduled Maintenance for Spiral Ductwork Machine Check Belts and Wheels During operation, belts may wear or break, and wheels may deteriorate over time. It’s essential to regularly inspect and replace these components to maintain the machine’s optimal functionality. Replace Lubricating Oil After a period of use, the existing lubricating oil should be replaced. Before adding new oil, thoroughly clean both the internal and external parts of the machine. The oil change interval should be determined based on machine usage, but an annual replacement is generally recommended or adjusted according to the production workload. Inspect Electrical Wires and Switches Wires and switches may loosen or suffer damage during operation. Regular inspection and timely repairs are crucial. Electrical safety is fundamental to the machine's reliable operation, so proactive checks help eliminate potential hazards. The spiral ductwork machine is a specialized piece of equipment designed to transform metal sheets into spiral ducts of varying shapes and sizes. It plays a key role in sectors such as construction, chemical processing, mining, and agriculture. To ensure stable, long-term operation, the machine requires proper usage and systematic maintenance. Maintenance protocols should be tailored to the machine's operational history and aligned with manufacturer guidelines. Routine inspections, cleaning, and adherence to the operation manual are essential to prevent malfunctions and minimize production disruptions. 在住宅建筑中，使用螺旋管的中央空调系统达到了72.5％的采用率。

As the HVAC industry embraces Industry 4.0 and smart manufacturing, the demand for Auto Duct Line equipment has surged in recent months. These fully automated duct production systems have become a trending solution for contractors and manufacturers aiming to boost productivity, reduce labor costs, and enhance product consistency. Auto duct lines integrate multiple stages—such as coil feeding, leveling, notching, punching, shearing, and bending—into a single streamlined process. This innovation drastically shortens production time and improves accuracy, especially for high-volume duct manufacturing. With growing construction activity in commercial buildings, hospitals, airports, and industrial facilities, the market need for high-efficiency duct forming systems is stronger than ever. At Hecheng Source Machinery, we offer intelligent Auto Duct Lines designed to meet modern HVAC production requirements. Our machines feature PLC control systems, modular configurations, and options for TDF flange, angle iron flange, or Pittsburgh lock forming. They support fast changeovers and customization to fit different project demands. As a manufacturer with nearly a decade of expertise and exports to over 80 countries, we provide comprehensive air duct production solutions—from spiral duct machines to complete auto duct lines—with reliable performance and 24/7 customer support. Investing in an auto duct line today means staying competitive in a fast-evolving HVAC landscape. Whether you're upgrading your workshop or expanding your production, Hecheng Source Machinery is ready to deliver equipment that helps you grow smarter.

In recent years, the demand for efficient, durable, and eco-friendly HVAC systems has surged across the construction and industrial sectors. Among the essential components of these systems, spiral ducts have stood out for their superior strength, airflow efficiency, and aesthetic appeal. This trend has brought Spiral Duct Forming Machines into the spotlight, making them a hot topic in the HVAC equipment industry. At Hecheng Source Machinery, we’ve seen a significant increase in global orders for our spiral duct forming machines. These machines are engineered to produce precise and high-performance spiral ducts, widely used in commercial buildings, airports, industrial plants, and cleanroom environments. The shift toward modular air systems and green building standards has made spiral ducts a preferred choice—due to their minimal leakage and reduced pressure loss. Our spiral duct machines combine precision engineering with user-friendly operation, supporting multiple diameters and materials such as galvanized steel, stainless steel, and aluminum. For customers requiring tailored solutions, we offer non-standard customization, test runs, and technical support—ensuring optimal performance for any production need. As a professional manufacturer with over 10 years of experience and clients in more than 80 countries, Hecheng Source Machinery continues to deliver cutting-edge duct forming solutions to meet the evolving needs of HVAC professionals worldwide. I. Spiral Tube Machine's Features: Spiral tube machine is used for producing HVAC round duct. Spiral duct is made of metal strip rolled into a spiral bite wall of the thin tube, round, no welding, no leakage. The spiral tube machines produced by HCY company have high yield and stable pipe diameter, and good bite, good sealing, long-term innovation.1.Spiral tube machine with patented mold which has its own patent and easy to adjust, save the metal strip. .High-speed synchronous cutting system PLC control Can be on-site construction Can be adjusted High-quality products, high-quality services The system can handle galvanized sheet, aluminum automatic roll out of equipment Can produce a variety of different diameter spiral tube II. Technical Parameters 1. Name: Spiral tube machine HCY-1.5-1500 2. Diameter range: Φ80-Φ1500mm 3. Tube length: 100-12000mm 4. Strip width: 137mm 5. Lock seam: Outside tube,on the inside on request 6. Material Galvanized sheet: 0.4-1.5mm 7. Strip speed: 38m/min 8. Dimension: 3400x2070x2720mm 9. Weight: 2000kg 10. Control system: PLC automatic control 11. Main motor power: 11KW 12. The power of cutting motor: 4KW 13. Electrical: 380V/50HZ/3PH Voltage customized 14. Welding machine: Huanyuan 63A

In modern civil and structural engineering, corrugated ducts play a vital role in post-tensioned concrete applications, especially in bridges, highways, and large-scale infrastructure projects. At Hechengyuan Machinery, we manufacture high-performance Corrugated Duct Forming Machines designed to meet the exacting standards of global construction professionals. If you are looking for a reliable and efficient way to produce galvanized or plastic corrugated ducts, our solution is engineered for you. What Is a Corrugated Duct Forming Machine? A corrugated duct forming machine is a specialized piece of equipment used to produce spiral or annular ducts with a corrugated surface. These ducts are commonly used as protective sheaths for post-tensioning tendons in concrete structures. The corrugations increase the bonding strength between the duct and concrete, ensuring better load transfer and durability. Hechengyuan’s forming machines are designed to produce ducts with high precision, excellent forming consistency, and stable performance—even under continuous operation. Key Features of Hechengyuan’s Corrugated Duct Forming Machine High Production Efficiency: Fully automatic feeding, forming, cutting, and coiling for faster turnaround. Versatile Duct Sizes: Compatible with a range of inner diameters, from 40mm to 130mm, suitable for different construction needs. Advanced Control System: Equipped with PLC and touch screen interface for easy operation and real-time monitoring. Durable Structure: Built with wear-resistant components for long-term stability and low maintenance. Customizable Output: Options for galvanized steel strip, stainless steel strip, or PE/PP plastic duct production. Whether you’re producing ducts for bridges, buildings, or tunnels, our machines provide the speed and accuracy required to keep your projects on schedule. Applications in Infrastructure Projects Corrugated ducts formed by our machines are widely used in: Post-Tensioned Bridges Highway and Railway Projects Hydraulic Power Stations Precast Concrete Beams Underground Pipe Tunnels Civil Engineering and High-rise Buildings These ducts ensure effective tendon protection, reduce construction risk, and improve the lifespan of concrete structures. Why Choose Hechengyuan Machinery? Hechengyuan Machinery Technology Co., Ltd. is a trusted manufacturer of duct forming and post-tensioning machinery, based in China and serving clients across the globe. With a focus on innovation, precision manufacturing, and professional service, we offer complete solutions for the prestressed construction industry. Over 15 Years of Experience: Deep expertise in forming equipment and post-tensioning technology. Strong R&D Capability: Continuous product upgrades and custom machine development based on client needs. Global Service Network: Exported to over 30 countries with remote support and technical training available. Quality First: Strict quality control system ensures reliable and stable machine performance. We are not just machine builders—we are problem solvers who help you improve efficiency and competitiveness in the market. Contact Us for a Free Quote If you are in the market for a corrugated duct forming machine, contact Hechengyuan Machinery today. Let us help you build stronger, smarter, and faster with our advanced forming technology. Request a free consultation and discover why customers around the world choose us as their trusted equipment partner.

In the ever-evolving landscape of HVAC (Heating, Ventilation, and Air Conditioning) systems, the efficiency and quality of air ductwork are paramount. At Hecheng Source Machinery, we understand this critical need. Specializing in the production of spiral air duct machines, comprehensive air duct production lines, and a complete range of air duct equipment, we are committed to empowering businesses with the tools they need for superior air distribution solutions. For nearly 1000 satisfied customers, Hecheng Source Machinery has been a trusted provider of high-quality mechanical equipment and tailored air duct processing solutions. Our dedication to excellence has earned us high praise within the industry, solidifying our position as a leading domestic supplier. The Power of the Spiral Duct Machine At the heart of efficient air duct manufacturing lies the spiral duct machine. This innovative piece of equipment revolutionizes the production process, offering numerous advantages over traditional methods. What is a Spiral Duct Machine? A spiral duct machine is designed to automatically form round or oval air ducts from a continuous coil of metal strip. The machine precisely coils and interlocks the edges of the metal strip, creating a rigid and airtight duct with exceptional structural integrity. Key Advantages of Utilizing a Spiral Duct Machine: Increased Production Efficiency: Automation significantly speeds up the duct manufacturing process compared to manual fabrication. This allows for higher output in less time, boosting overall productivity and reducing labor costs. Superior Duct Quality: The consistent and precise forming process of the spiral duct machine ensures uniform duct dimensions and a tight, reliable seam. This results in air ducts with minimal leakage, contributing to energy efficiency in HVAC systems. Material Savings: The continuous forming process optimizes material usage, reducing waste compared to traditional cutting and joining methods. This translates to significant cost savings on raw materials. Enhanced Duct Strength and Stability: The spiral interlock seam provides exceptional rigidity and structural integrity to the duct, making it more resistant to deformation and pressure changes within the HVAC system. Versatility in Duct Shapes and Sizes: Modern spiral duct machines can often produce a range of duct diameters and even oval shapes, offering flexibility to meet diverse project requirements. Reduced Installation Time: The consistent quality and ease of handling of spiral ducts can contribute to faster and more straightforward installation on-site. Why Choose Hecheng Source Machinery for Your Spiral Duct Machine Needs? At Hecheng Source Machinery, our commitment goes beyond simply manufacturing equipment. We strive to be your long-term partner in achieving success in the air duct industry. Expertise and Experience: With a track record of serving nearly 1000 customers, we possess the in-depth knowledge and experience to understand your specific needs and provide optimal solutions. High-Quality Equipment: Our spiral air duct machines are built with robust components and undergo rigorous quality control to ensure reliable and long-lasting performance. Strong Production and Processing Capacity: Our 2000 square meter facility and nearly 50 dedicated employees demonstrate our strong production capabilities, ensuring timely delivery and the ability to handle large-scale orders. High-Quality Processing Technology: We utilize advanced processing technologies to guarantee the precision and accuracy of our machines, resulting in superior duct quality for your projects. Mature Production and Processing Team: Our experienced team of professionals is dedicated to ensuring the seamless production and processing of your equipment, from initial manufacturing to final acceptance. Comprehensive Air Duct Solutions: Beyond spiral duct machines, we offer complete air duct production lines and other essential equipment, providing a one-stop solution for your manufacturing needs. Customer-Centric Approach: We are dedicated to providing exceptional customer service and support, ensuring your complete satisfaction with our equipment and solutions. Investing in a spiral duct machine from Hecheng Source Machinery is an investment in efficiency, quality, and the future of your air duct manufacturing capabilities. Contact us today to learn more about how our spiral duct machines and comprehensive air duct solutions can elevate your business. We are ready to partner with you and provide the high-quality mechanical equipment and solutions you need to thrive in the competitive HVAC market.

In the era of smart manufacturing, the demand for high-speed, precise, and reliable duct production solutions is rising. A Fully Automatic Spiral Duct Machine is designed to meet these evolving needs by combining automation, intelligent control, and mechanical precision. At Hecheng Source Machinery, we focus on delivering advanced spiral duct forming machines that simplify operations and significantly enhance production output. Key Features of Fully Automatic Spiral Duct Machine 1. Complete Automation From material feeding, forming, to cutting, every step is automatically controlled, minimizing manual intervention and reducing labor costs. 2. Touch-Screen PLC Control The intuitive interface allows operators to set duct parameters, production speed, and cutting length easily. It also provides real-time monitoring and diagnostics. 3. High Production Speed Our fully automatic machines are capable of producing ducts at speeds up to 35m/min, making them ideal for high-volume manufacturing. 4. Precision and Consistency With computerized control and high-precision forming molds, the machine ensures consistent diameter and seam quality across every duct produced. 5. Variable Diameter Adjustment Change duct diameters quickly and efficiently using interchangeable forming heads or adjustable mold systems, covering a wide size range. 6. Heavy-Duty Construction Built with durable materials and components, our machines are designed for long-term industrial use with minimal maintenance. Benefits for Manufacturers Increased Productivity: Automation significantly boosts output while reducing manual workload. Reduced Waste: Precise cutting and forming reduce material loss. Improved Quality Control: Fewer human errors mean more uniform and reliable duct sections. Cost Efficiency: Faster production and lower labor demand improve return on investment. Adaptability: Suitable for galvanized steel, stainless steel, and other duct materials. Applications Fully automatic spiral duct machines are widely used in HVAC duct fabrication for commercial buildings, airports, factories, and tunnels where round ducting systems are essential for ventilation, air conditioning, and exhaust systems. Why Choose Hecheng Source Machinery? With nearly 10 years of industry experience, over 3,000 machines sold, and clients in more than 80 countries, Hecheng Source Machinery is a trusted supplier of intelligent duct equipment. We offer: ODM/OEM customization Free test and demonstration Professional after-sales and 24/7 support On-site training and installation services A Fully Automatic Spiral Duct Machine is the future of air duct manufacturing, offering speed, precision, and reliability. Whether you're upgrading your facility or starting a new project, Hecheng Source Machinery provides the expertise and equipment to help you succeed.