Sinowa is a foam sandwich panel machine supplier from china, customized high-quality & high efficiency foam sandwich panel machine at low price, the adoption of system integration technology and bus control technology accomplishes the full automatization of integrated and coordinated control of the foam sandwich panel machine with accessible remote interactive communication. Ranking the first-class level in the world, it is currently the foam sandwich panel machine in the market taking a comprehensive lead in high performance.
The high-tech foam sandwich panel machine can meet a variety of production needs of customers, the whole foam sandwich panel machine design concept of modularization enables all our components to be integrated and combined at will. Our high efficiency foam sandwich panel machine can easily automate the production of roof sandwich panel, wall sandwich panel, cold storage sandwich panel and other products by different combination and configuration selection and siple switching. The inner core layer can be polyrethane or rock wool, glass wool, an so on.
The high precision foam sandwich panel machine has high adaptability, which may produce various sandwich panel of the PU, PIR and rock wool systems. We may design various products according to the customer’s requirements, including various configurations, so as to meet their demands with flexible price system. Highly integrated and linked control system centralizes all control points at the main central center, achieving parameter linkage, fault self-diagnosis controlled by the whole line and shipping distance control. High-level automatic control system also saves the manpower and reduces the manpower loss for customers.
The precision servo hoisting mechanism employed by the main engine without hydraulic system makes the board thickness control flexible and the customer may conveniently change or adjust the board thickness. There will be not such troubles as hydraulic system adjustment, leakage, maintenance, etc.
High-level energy saving and protection design makes the whole foam sandwich panel machine possible to produce around the clock throughout the year and the customer will save huge budget. In addition, the isolated heat preservation room is constructed for warming the environment. The energy saving and protection design of our manufacturing line may guarantee that the customer’s production line may be freely heated and produce in the main time to save more costs for customers.
The high-power low-consumption design quickens the reaction of the cheap foam sandwich panel machine while energy consumption is kept low. With the brand-new, fully sealed inner insulation design, the energy consumption is controlled at the minimum level to achieve the design objective of less than an hour for the insulation system to be activated from the room temperature above 5℃ to the production process temperature. The energy consumption is only 40% that of those similar products.
The foam sandwich panel machine is a core industrial equipment designed to produce composite panels consisting of two outer layers and a foam core, which integrates multiple technologies including mechanics, electronics, automation control and chemical engineering. This kind of equipment plays an indispensable role in modern manufacturing and construction industries, as it can efficiently produce panels with excellent comprehensive performance, meeting the diverse needs of various application scenarios. Unlike traditional panel production equipment, the foam sandwich panel machine realizes continuous and automated production, which not only improves production efficiency but also ensures the stability and consistency of product quality, making it an important support for the development of related industries. To fully understand the value and application potential of this equipment, it is necessary to conduct an in-depth analysis of its structure, performance, types and specific applications.
The structure of the foam sandwich panel machine is composed of multiple functional modules that cooperate with each other to complete the entire production process from raw material input to finished product output. Each module has a clear division of labor and close coordination, forming a complete production system. The feeding system is the starting part of the equipment, which is mainly used to transport the outer layer materials and foam core raw materials to the subsequent processing links stably and continuously. The outer layer materials usually include metal plates, composite plates and other materials, which are uncoiled and leveled by the uncoiling device and leveling equipment in the feeding system to ensure that the surface of the materials is flat and free of deformation, laying a good foundation for the subsequent compounding process. The uncoiling device is usually composed of a sturdy frame and a scalable load-bearing shaft, which can adapt to raw material coils of different inner diameters, and is driven by a variable frequency motor to achieve uniform feeding, avoiding material jams or uneven feeding caused by unstable speed. The leveling equipment is equipped with vertically staggered leveling rollers, and the gap between the rollers is precisely adjusted through a hydraulic system, which can effectively eliminate defects such as wave shapes and sickle bends of the outer layer materials, ensuring the dimensional accuracy of the materials.
The forming unit is one of the core modules of the foam sandwich panel machine, which is responsible for shaping the outer layer materials into the required shape and structure. The forming unit is usually equipped with multiple sets of replaceable forming molds, which can press the outer layer materials into different ripple shapes and sizes according to production needs, such as trapezoidal, corrugated or flat shapes, to adapt to different application scenarios. The forming process is realized by the pressure of the press, and the pressure and forming speed can be adjusted according to the material characteristics and product requirements to ensure that the formed outer layer has good structural strength and appearance quality. The gluing device and composite mechanism are the key parts to realize the combination of the outer layer and the foam core. The gluing device can evenly apply adhesive on the inner surface of the outer layer material, and the adhesive type can be selected according to the material of the outer layer and the foam core to ensure the bonding strength between the layers. The composite mechanism usually includes a double belt conveyor and a pressing device. The outer layer materials coated with adhesive and the foamed core material are sent to the double belt conveyor together, and through the processes of preheating, pressurizing and cooling, the outer layer and the foam core are closely bonded to form an integrated sandwich panel structure. The double belt conveyor is usually made of high-strength weather-resistant steel, with a flat surface and stable operation, which can ensure that the sandwich panel has uniform thickness and no deformation during the composite process.
The cutting unit and stacking equipment are the end links of the production line. The cutting unit is equipped with high-speed rotating alloy blades, which are driven by a servo motor to cut the continuous composite panel into the required length according to the set specifications. The cutting process is precise and efficient, ensuring that the cut surface is neat and free of burrs, avoiding the need for secondary processing. The stacking equipment can automatically stack the cut finished panels in an orderly manner, which is convenient for storage and transportation, and reduces manual labor intensity. In addition, the entire equipment is equipped with a precise synchronous control system, which can coordinate the operation of each module, ensure the synchronization and stability of the production process, and reduce the failure rate of the equipment. Some advanced equipment is also equipped with a remote monitoring and fault diagnosis system, which can real-time monitor the operation status of each module, timely find and alarm potential faults, and greatly reduce the difficulty of operation and maintenance costs.
The performance of the foam sandwich panel machine directly determines the quality of the produced sandwich panels and the efficiency of the production process, and its core performance indicators mainly include production efficiency, automation level, product quality stability, energy conservation and environmental protection, and adaptability. Production efficiency is an important indicator to measure the performance of the equipment, which is usually reflected by the production line speed and daily output. The advanced foam sandwich panel machine can realize fully automated continuous production, with a production line speed of 0-8 meters per minute, which can be adjusted steplessly according to production needs, and the daily output can reach 800-1200 square meters, which is much higher than the traditional manual or semi-automatic production mode. The high production efficiency can effectively reduce the production cycle and meet the large-scale production needs of enterprises.
The level of automation is another important performance characteristic of the foam sandwich panel machine. With the development of automation technology, most of the current foam sandwich panel machines have realized full automation or semi-automation. The equipment is controlled by a PLC and a touch screen, and the operator can complete the setting of production parameters, start and stop the equipment, and monitor the production process through the touch screen, which greatly reduces the manual operation intensity and the error caused by human factors. The fully automatic equipment can even realize unmanned operation, only needing a small number of operators to conduct regular inspections and maintenance, which improves the production efficiency and reduces the labor cost. Product quality stability is the core requirement of the equipment. The foam sandwich panel machine ensures the uniformity of the foam core density, the flatness of the panel surface, and the firmness of the layer bonding through precise control of each production link. The foam core density can be controlled between 35-45 kg/m³ according to the requirements, and the thermal conductivity can be as low as less than 0.025 W/mK, ensuring the excellent thermal insulation performance of the product. At the same time, the equipment can ensure that the thickness error of the sandwich panel is within a small range, and the surface is flat and free of defects, meeting the quality standards of various application fields.
Energy conservation and environmental protection are the inevitable requirements of modern industrial equipment development, and the foam sandwich panel machine also has obvious advantages in this regard. The heating system of the equipment usually only heats the chain plate surface instead of the whole machine, which is more energy-saving and efficient, and can also protect the rolling bearings from damage, extending the service life of the equipment. In the foaming process, the equipment adopts environmentally friendly foaming agents such as 141b or cyclopentane instead of CFC, which avoids environmental pollution caused by harmful substances and meets the requirements of environmental protection policies. In addition, the equipment has little dust during operation, which can protect the health of operators and create a good working environment. Adaptability is also an important performance indicator of the foam sandwich panel machine. The equipment can be adjusted according to the type of outer layer materials, the type of foam core, and the specifications of the product, and can produce sandwich panels of different widths, thicknesses and shapes to meet the diverse needs of different industries and application scenarios. For example, it can produce panels with widths of 950mm, 1000mm, 1200mm, etc., and thicknesses ranging from 40mm to 300mm, which has strong flexibility.
According to different classification standards, the foam sandwich panel machine can be divided into various types, each of which has its own characteristics and applicable scenarios. According to the type of foam core material, it can be divided into polyurethane (PU) foam sandwich panel machine, phenolic (PF) foam sandwich panel machine, EPS foam sandwich panel machine, etc. The PU foam sandwich panel machine is mainly used to produce sandwich panels with polyurethane foam as the core. Polyurethane foam has excellent thermal insulation, sound insulation and mechanical properties, so the panels produced by this type of equipment are widely used in cold storage, refrigerated car carriages and other fields that have high requirements for thermal insulation. The PU foam sandwich panel machine usually adopts a high-pressure foaming system, which has precise measurement and high stability, and can ensure the uniformity and purity of the foam core. The phenolic foam sandwich panel machine is used to produce sandwich panels with phenolic foam as the core. Phenolic foam has excellent fire resistance, high temperature resistance and sound insulation performance, so it is suitable for the production of panels used in high-temperature and fire-proof environments, such as industrial workshops and high-rise buildings. The EPS foam sandwich panel machine is mainly used to produce sandwich panels with EPS foam as the core. EPS foam has the advantages of light weight, low cost and good thermal insulation performance, and is widely used in ordinary buildings, packaging and other fields.
According to the foaming and injection method, the foam sandwich panel machine can be divided into mix-head injection type, low-pressure foam injection type and high-pressure foam injection type. The mix-head injection type equipment mixes the foam components through the mix head and then injects them into the cavity for foaming. It has a static mixing design, which can ensure that the components are fully mixed before injection, and has the advantages of flexible production batch and injection volume, which is suitable for the production of diverse products. The low-pressure foam injection type equipment injects low-pressure foam into a fixed mold, and the foam expands in the mold and bonds with the outer layer material to form a sandwich panel. This type of equipment has a simple structure and is easy to operate, but the bonding strength between the layers is relatively low, and the product quality is slightly inferior to that of the high-pressure type, which is suitable for small-scale production or scenarios with low product quality requirements. The high-pressure foam injection type equipment uses high-pressure foam injection to produce panels, which can achieve stronger bonding between the outer layer and the foam core, and the product quality is higher. At the same time, it has the advantages of fast production speed and high efficiency, which is suitable for large-scale production of high-quality sandwich panels.
According to the degree of automation and production scale, the foam sandwich panel machine can be divided into small semi-automatic lines, medium-sized automatic lines and large fully automatic lines. The small semi-automatic line has a simple structure, low investment cost, and needs a certain amount of manual operation, which is suitable for small enterprises or small-scale production. The medium-sized automatic line has a higher degree of automation, can realize continuous production, and has moderate production efficiency, which is suitable for medium-sized enterprises with certain production scale. The large fully automatic line has a high degree of automation, complete functional modules, and high production efficiency, which can realize unmanned operation and large-scale production, and is suitable for large enterprises with large production demand. In addition, according to the production process, it can be divided into continuous type and discontinuous type. The continuous type equipment can realize continuous production, with high production efficiency and stable product quality, which is the mainstream type in the market. The discontinuous type equipment is suitable for small-batch, multi-variety production, and has strong flexibility.
The foam sandwich panel machine has a wide range of applications, covering construction, cold chain logistics, transportation, packaging, industrial production and other fields, and its application scope is still expanding with the continuous improvement of equipment performance and product quality. In the construction industry, the sandwich panels produced by the foam sandwich panel machine are widely used in the construction of walls, roofs, partitions and other structures of industrial plants, warehouses, activity rooms, clean workshops and other buildings. These panels have the advantages of light weight, high strength, thermal insulation, sound insulation and fire resistance, which can not only reduce the self-weight of the building, save building materials, but also improve the thermal insulation and sound insulation performance of the building, reduce energy consumption of heating and air conditioning, and meet the requirements of green buildings. For example, in the construction of industrial plants, the use of sandwich panels can speed up the construction progress, reduce the construction cost, and at the same time provide a good working environment for the workshop; in the construction of clean workshops, the sandwich panels have good air tightness and cleanliness, which can meet the requirements of clean production.
In the cold chain logistics industry, the foam sandwich panel machine plays an important role. The sandwich panels produced by the equipment have excellent thermal insulation performance, which can effectively block the exchange of internal and external heat, maintain a stable low temperature environment, and are widely used in the manufacturing of cold storage, refrigerated car carriages, refrigerated containers and other equipment. The thermal conductivity of the sandwich panels used in cold storage can be as low as less than 0.025 W/mK, which can effectively reduce the energy consumption of the refrigeration system and ensure the quality and safety of refrigerated goods during transportation and storage. For example, in the transportation of fresh food, medicine and other items that are sensitive to temperature, the refrigerated car carriages made of sandwich panels can maintain a stable low temperature, prolong the preservation time of the goods, and reduce the loss caused by temperature changes. In addition, the sandwich panels used in cold storage also have the advantages of moisture resistance, corrosion resistance and long service life, which can adapt to the harsh environment of cold storage.
In the transportation field, in addition to refrigerated car carriages, the sandwich panels produced by the foam sandwich panel machine are also used in the manufacturing of ordinary car bodies, ship cabins and other structures. The light weight of the sandwich panels can reduce the self-weight of the vehicle or ship, improve fuel efficiency, and reduce transportation costs. At the same time, the sandwich panels have good impact resistance and sound insulation performance, which can improve the safety and comfort of the vehicle or ship. In the packaging industry, the sandwich panels are used for packaging high-value items such as electronic products, precision instruments and fragile goods due to their compression resistance, shock resistance and moisture resistance. The sandwich panels can effectively protect the packaged items from damage during transportation and storage, reducing the loss of goods. In addition, the sandwich panels can be cut into different sizes and shapes according to the packaging needs, which has strong flexibility.
In the field of industrial production, the foam sandwich panel machine is also widely used. The sandwich panels produced by the equipment can be used as insulation and sound insulation materials in metallurgy, petroleum, chemical, automobile, mineral processing, water conservancy and other industries. For example, in the metallurgical industry, the sandwich panels are used for the insulation of high-temperature equipment and pipelines, which can reduce heat loss and improve energy utilization; in the chemical industry, the sandwich panels are used for the insulation and corrosion protection of chemical equipment and storage tanks, which can extend the service life of the equipment. In addition, the sandwich panels can also be used in the construction of temporary buildings, such as construction site temporary offices, dormitories and warehouses, which have the advantages of fast construction, easy disassembly and reuse, and can save construction time and cost.
With the continuous progress of science and technology and the increasing demand for green, energy-saving and efficient products in various industries, the foam sandwich panel machine is also developing towards higher efficiency, intelligence and environmental protection. In the future, the equipment will integrate more advanced technologies such as the Internet of Things, big data and artificial intelligence, realize full traceability of production data, and optimize the production process in real time to improve production efficiency and product quality. At the same time, the equipment will adopt more environmentally friendly materials and processes, further reduce energy consumption and environmental pollution, and meet the increasingly strict environmental protection requirements. In addition, the modular design of the equipment will be more mature, which can meet the needs of multi-variety and small-batch production, and adapt to the diverse development trends of the market. The continuous development and improvement of the foam sandwich panel machine will further promote the development of related industries, provide more high-quality, efficient and environmentally friendly products for various fields, and make greater contributions to the sustainable development of the society.
« Foam Sandwich Panel Machine » Update Date: 2026/4/16
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