PU Sandwich Panel Line Price

Sinowa is a pu sandwich panel line supplier from china, design and custom-made pu sandwich panel line, know more about pu sandwich panel line price, pls contact us, we will contact you as soon as possible!

In the modern construction and industrial manufacturing fields, the demand for high-efficiency, energy-saving and high-precision production equipment is constantly rising, especially for the production of building materials with excellent comprehensive performance. PU sandwich panels, composed of two outer facing materials and a middle polyurethane foam core, have become indispensable materials in many fields due to their outstanding thermal insulation, sound insulation, structural stability and lightweight properties. The production efficiency and product quality of these panels are directly determined by the performance of the production equipment, and the PU sandwich panel line has gradually become the core equipment in the industry by virtue of its unique technical advantages, replacing the traditional discontinuous production equipment and promoting the transformation and upgrading of the PU sandwich panel production industry. These production lines integrate multiple mechanical, chemical, and electrical processes to ensure the seamless formation of panels that balance structural strength, thermal insulation, and versatility, making them indispensable in various industrial, commercial, and residential fields. Unlike traditional discontinuous production methods, continuous PU sandwich panel lines eliminate the need for manual mold handling and batch processing, significantly improving production efficiency while maintaining uniform product quality across each panel produced.

Sinowa dedicated to the research and development of high-end and high-efficiency Sandwich Panel Production Line, Sinowa is comprehensively taking the leading position in terms of efficiency, automation control level, HMI, environment protection and energy consumption, with subversive designs made in some critical technological fields to procure exceptional cost performance and customer-friendly experience for the entire production line. The adoption of system integration technology and bus control technology accomplishes the full automatization of integrated and coordinated control of the entire production line with accessible remote interactive communication. Ranking the first-class level in the world, it is currently the PU Sandwich Panel Machine in the market taking a comprehensive lead in high performance.

Sinowa is a well-known manufacturer and technical service provider of high-end PU Sandwich Panel Machines and various high-performance Cold Roll Forming Machine in China. Our main products include polyurethane double-sided color steel Sandwich Panel Production Line, polyurethane and phenolic soft facing insulation panel production line and high-efficiency roll forming lines.

Sinowa is committed to the development and manufacturing of high-end and high-efficiency Sandwich Panel Lines. Our production lines are leading the way in efficiency, automatic control, human-computer interaction, environmental protection and energy consumption. Using system integration and bus control technology, it realizes the automatic integrated linkage control of the entire production line, and can achieve remote interactive communication, which has the world-class level and a comprehensive leading high-performance production line in the market.

For more than ten years, we have never deliver two same lines to our client, there are all the crystallization of continuous improvement, we have been trying to surpass ourselves, create better products to serve our customers, and also accumulate our brand value, become a unique Chinese enterprise, we are no longer synonymous with low price and mediocre quality.

Since 2014, we have established our Cold Forming Machine design and manufacturing department, started our R&D and production of high-end cold forming equipment. Base on our innovative and high-end and efficient product concepts,In just a few years, we have created our own impressive achievements in this field. Whether ordinary construction products of Roll Forming Machine, or precision steel pipe equipment, elevator profile equipment, automotive profile equipment, precision door and window profile equipment, we are the leader of Chinese equipment with high efficiency, high quality and beautiful appearance design.

For more than ten years, relying on our innovative manufacturing concept and excellence in quality, reliable and trustworthy service to customers, we cooperate with customers all over the world, exported products to Canada, South Korea, Israel, Australia, the Middle East and other more than 20 countries and regions. contributed to building energy conservation and low-carbon production and have won widespread praise.

Sinowa has invested outstanding efforts in both the Continuous Insulated PU Sandwich Panel Production Line and the Roll Forming Line, This is why our products are more efficiency, quality, automatic control technology, environmental protection, energy consumption indicators and the appearance and safety protection are comprehensively leading, Some subversive design changes in many major technical points,these major innovations make our products excellent in price/performance and user experience.

We always position our PU Sandwich Panel Line in a very high standard, strictly optimize every design for more progress. Our continuous innovation, continuous improvement of the technical design principles make us improved product updates and always pay attention to high efficiency, energy saving and stability, reduce customer worries, become their reliable business partners.

Sinowa Engineering Technology Research Center has always focused on technology research and development. we achieved a large number of scientific research results and unique patented process technology in related product research and development t every year, we continuously improve our products to have high precision and high stability in practical applications, and provide high quality for customers all over the world. Excellent technical personnel, continuous R&D investment and the technical concept of "continuous innovation and continuous improvement" are the strong guarantee for Sinowa to stand out from competitors.

Our focus is not on cost, we always pay attention to the quality of the product and how to do it better!

Production process control is a core part of implementing product planning and implementing quality control, which we establish A full range of production management processes and product logistics systems. We firmly believe that production without control and rules will only produce garbage products, so we pay more attention to first-class production control training while establishing a first-class production workshop, strictly follow the 5S management concept, establish systems and standards, ensure that our Sandwich Panel Machines are qualified throughout the process, achieve the technical goals of the company's products to achieve our brand value.

Sinowa has a very comprehensive quality control system, has a group of professional quality control personnel, familiar with almost all testing methods and standards in the field of machining, established a complete mechanical and chemical laboratory with which can fully control all quality links and ensure that all data are accurate, timely optional and available.

Relying on our good Sandwich Panel Machine quality and trustworthy service, our products are exported to more than a dozen countries in the world, and the service field continues to expand, winning more and more praise. Every customer will be our best friend!

A typical PU sandwich panel line is an integrated intelligent production equipment that combines mechanical manufacturing, electronic control and chemical material technology, which is mainly used for the continuous production of PU sandwich panels of various specifications and types. The whole line is composed of multiple functional modules that work closely together to form a complete production process, from raw material input to finished product output, realizing automatic operation and minimizing manual intervention to ensure the stability and consistency of product quality. The main components of the line usually include uncoiling system, cleaning and pretreatment unit, roll forming system, preheating oven, high-pressure foaming system, double belt conveyor, double belt heating device, cutting system, stacking system and packing system, etc. According to different production needs, it can also be equipped with auxiliary equipment such as rock wool cutting and conveying system, n-pentane foaming system, dust sucking device and cooling equipment, which further enriches the production capacity and application scope of the line.

The uncoiling system is the starting point of the entire production line, responsible for smoothly unfolding rolled metal panels, which are usually color steel plates, galvanized steel plates, galvalume plates or aluminum sheets. Modern production lines are often equipped with automatic centering devices and tension control systems to ensure that metal panels maintain a flat and precise position when entering subsequent processes, avoiding deviations that may affect the quality of the final product. The tension control system can adjust the tension according to the thickness and material of the metal panel, preventing the panel from being stretched or wrinkled during the uncoiling process, which is crucial for ensuring the flatness of the outer surface of the PU sandwich panel. After uncoiling, the metal panels enter the cleaning and pretreatment unit, where they need to undergo strict cleaning to remove surface oil stains, dust and other impurities. Pretreatment usually includes chemical treatment and drying processes to enhance the bonding strength between the metal panel and the polyurethane foam core, ensuring that the two materials can be firmly combined without peeling or separation during long-term use.

After pretreatment, the metal panels are sent to the roll forming system, which processes the flat metal plates into the desired waveform or concave-convex shape through a series of precision rolling molds. This process not only imparts structural strength to the panel, making it more resistant to bending and compression, but also affects the aesthetics and installation performance of the final product. Different types of panels, such as wall panels and roof panels, require different forming shapes. For example, roof panels usually have triangular ribs with a certain spacing to enhance their load-bearing capacity and water drainage performance, while wall panels may have small ribs to improve their structural stability. The roll forming molds are made of high-quality steel经过 quenching treatment and digital-controlled processing, ensuring high precision and durability, which can maintain stable forming quality during long-term continuous production.

After forming, the metal panels enter the preheating oven, where they are heated to a suitable temperature. Preheating is an important link in the production process, as it can improve the foaming effect of the polyurethane and the bonding effect between the foam core and the metal panel. The temperature of the preheating oven is usually adjustable according to the type of metal panel and the characteristics of the polyurethane raw material, ensuring that the metal panel reaches the optimal temperature before foaming. If the preheating temperature is too low, the polyurethane foam may not foam fully, resulting in uneven density and poor thermal insulation performance; if the temperature is too high, the metal panel may be deformed, affecting the overall quality of the product. Therefore, precise temperature control of the preheating oven is essential for the production of high-quality PU sandwich panels.

The high-pressure foaming system is the core part of the PU sandwich panel line, consisting of a high-pressure foaming machine, a mixing head, and a temperature control system. The polyurethane foam core is formed by the chemical reaction of isocyanate, polyol and other additives, and the high-pressure foaming machine is responsible for accurately controlling the ratio, temperature and injection amount of these raw materials. The metering pump of the high-pressure foaming machine sends the two-component raw materials of hard foam to the mixing head at a certain ratio for thorough mixing, and then evenly distributes the mixed raw materials on the underlying surface material of the sandwich panel. The mixing head is equipped with a temperature control device, which can keep the temperature of the mixed raw materials within a reasonable range, ensuring that the chemical reaction is sufficient and the foam is evenly formed. The temperature control system of the foaming system can monitor and adjust the temperature of the raw materials and the foaming environment in real time, further ensuring the stability of the foaming quality. The foam core formed by this process has a closed-cell structure, which has low thermal conductivity, low water absorption and excellent moisture resistance, providing the PU sandwich panel with outstanding thermal insulation and waterproof performance.

After the foaming raw materials are injected, the upper and lower metal panels with the foam core in between are sent to the double belt conveyor. The double belt conveyor applies constant pressure to the foam board through the upper and lower tracks, while precisely controlling the temperature to fully cure the polyurethane foam. Modern double belt conveyors adopt zone temperature control technology, which can adjust the temperature according to the needs of different parts, ensuring that the foam core is cured uniformly and completely. The pressure applied by the double belt conveyor is also adjustable, which can be adjusted according to the thickness and density requirements of the sandwich panel, ensuring that the panel has a flat surface and uniform thickness. During the conveying process, the foam core gradually cures and bonds firmly with the upper and lower metal panels, forming a complete PU sandwich panel.

After the sandwich panel is cured, it enters the cutting system, which is equipped with a high-precision servo-driven CNC flying saw. The cutting system can automatically cut the continuously produced sandwich panels according to the preset length, and the advanced visual recognition system can ensure the accuracy of the cutting position, with a cutting accuracy that can reach a very high level. The cutting length can be adjusted flexibly according to production needs, ranging from a few meters to more than ten meters, which can meet the diverse needs of different construction projects. Some advanced cutting systems are also equipped with automatic waste recycling devices, which can collect and recycle the waste generated during the cutting process, reducing material waste and environmental pollution.

The cut finished panels are sent to the stacking system, which classifies and stacks the panels according to specifications by an automatic stacker crane. The automatic stacker crane usually adopts a six-axis robotic structure, which has a large load capacity and high stacking accuracy, and can stack the panels to a certain height without tilting or damage. The stacking system is also equipped with an intelligent sorting algorithm, which can sort the panels according to different specifications and sizes, facilitating subsequent packaging and transportation. After stacking, the panels enter the packaging system, where they are wrapped with waterproof and dustproof packaging materials to protect the panels from damage during transportation and storage. Some high-end production lines are also equipped with automatic labeling and QR code printing systems, which can print product information such as specifications, production date and batch number on the packaging, realizing full life cycle traceability of products.

The PU sandwich panel line has a variety of technical features that make it widely used in various fields. One of the most prominent features is its high efficiency. The continuous production mode enables the line to operate 24 hours a day, with a production speed that can be adjusted according to requirements, usually ranging from 3 to 10 meters per minute, and some advanced lines can even reach a higher speed. According to the calculation of 8 hours of daily operation, the annual production capacity can reach a very large scale, which can meet the large demand of large-scale construction projects. In addition, the line only needs a small number of operators to complete the entire production process, which greatly reduces labor costs and improves production efficiency.

Another important feature of the PU sandwich panel line is its high flexibility. The line can be customized according to customer needs to produce PU sandwich panels of different specifications, thicknesses and types, including wall panels, roof panels, cold room panels, tile roof panels and other types. The product width, thickness and length can be adjusted flexibly, and the line can also be compatible with different core materials such as rock wool and glass wool, realizing the production of multiple types of composite panels with one line. This flexibility makes the PU sandwich panel line suitable for various production needs, whether it is a small batch of customized products or large-scale mass production, it can be well adapted.

Energy conservation and environmental protection are also important advantages of the modern PU sandwich panel line. The line adopts advanced frequency conversion vector technology and energy recovery technology, which can effectively reduce energy consumption. For example, the frequency conversion control system can realize the stepless adjustment of the motor speed according to the actual production needs, avoiding the energy waste caused by the motor running at a fixed speed. The heat recovery utilization rate of some advanced lines can reach more than 60%, which can reuse the waste heat generated during the production process, further reducing energy consumption. At the same time, the line adopts environmentally friendly raw materials and processes, with low VOC emissions, and the waste generated during the production process can be recycled, which meets the requirements of modern environmental protection production.

The PU sandwich panels produced by the line have excellent comprehensive performance, which makes them widely used in various fields. In the construction field, they are widely used in the exterior walls, roofs, partitions and other parts of buildings, such as high-rise buildings, office buildings, industrial plants, prefabricated houses and so on. Their excellent thermal insulation performance can reduce the energy consumption of buildings, improve the comfort of the indoor environment, and their sound insulation performance can effectively reduce noise pollution. In the cold chain logistics field, PU sandwich panels are used as insulation materials for cold storage, refrigerated trucks, containers and other equipment, which can maintain a constant temperature in a wide temperature range, ensuring the quality and safety of goods during storage and transportation. In the industrial manufacturing field, they are used as insulation panels for various refrigeration and freezing equipment, as well as enclosure materials for industrial plants, garages, mobile homes and other structures, meeting the diverse needs of industrial production. In addition, they are also used in special environments such as purification workshops, insulation layers for chemical and energy facilities, and soundproof places, providing reliable protection for these environments.

To ensure the long-term stable operation of the PU sandwich panel line and extend its service life, daily maintenance and regular inspection are essential. Daily maintenance includes cleaning the equipment surface and work area, removing dirt, dust and debris, especially the transmission and sliding parts, to maintain the smooth operation of the equipment. It is also necessary to check all lubrication points regularly and replenish lubricating oil to reduce the wear of moving parts. The air pressure and hydraulic system pressure should be checked regularly to ensure that they are within the normal range. Regular maintenance includes checking the wear of the transmission system every month, calibrating the measurement and control system quarterly, and conducting comprehensive maintenance of the electrical system annually. The key components such as the mixing head of the foaming machine, the forming roller and the cutting blade should be inspected and maintained regularly, and worn parts should be replaced in a timely manner.

In addition, operator training is also an important part of ensuring the normal operation of the line. Operators should be familiar with the structure and working principle of the equipment, master the operation specifications and safety protection knowledge, and have basic fault diagnosis and handling skills. A detailed maintenance plan should be established, including maintenance cycles, content and standards, to ensure institutionalized maintenance. When equipment failures or abnormalities occur, the problem should be quickly identified and repair measures should be taken to avoid small problems causing major faults. Establishing technical communication channels with equipment suppliers can also help solve complex faults in a timely manner and obtain professional maintenance guidance.

With the advancement of construction industrialization and the increasing demand for energy conservation and environmental protection, the PU sandwich panel line will continue to upgrade and innovate. In the future, the line will be more intelligent, adopting more advanced PLC control systems and industrial robot technology to realize full automation of the production process, further reducing manual intervention and improving production efficiency and product quality. The application of digital technology will also make the production process more transparent and controllable, enabling real-time monitoring and adjustment of production parameters, and realizing precise production. At the same time, the line will be more environmentally friendly and energy-saving, adopting more advanced energy-saving technologies and environmentally friendly raw materials to meet the increasingly strict environmental protection requirements. The customization level of the line will also be further improved, which can better meet the personalized needs of different customers and provide more efficient and environmentally friendly solutions for the PU sandwich panel production industry.

In conclusion, the PU sandwich panel line is an advanced industrial production equipment that integrates automation, intelligence and environmental protection, which plays an important role in promoting the development of the PU sandwich panel industry. Its reasonable structure, advanced technology, high efficiency and flexibility make it widely used in various fields, and its continuous upgrading and innovation will bring more development opportunities for the construction and industrial manufacturing industries. By choosing a suitable PU sandwich panel line and doing a good job in daily maintenance and operation management, enterprises can improve production efficiency, reduce production costs, and produce high-quality PU sandwich panels that meet market needs, thus enhancing their market competitiveness and achieving sustainable development.

« PU Sandwich Panel Line Price » Update Date: 2026/4/15

Tags: Fully Automatic PU Sandwich Panel Lines , Continuous PU Sandwich Panel Line , PU Sandwich Panel Line ,