Extrusion Coating Line
The extrusion coating line series is a comprehensive production equipment system covering multiple application scenarios and integrating diverse coating technologies. With its wide range of models, precise coating control, and broad substrate compatibility, this series accurately meets the production needs of various fields, including optical films, functional tapes, paper packaging, and food packaging, providing efficient and stable solutions for coating and lamination processes in different industries. If you are interested in our coating production line series, please feel free to contact us!
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Multifunctional Laminating Composite Production LineIn consumer and industrial sectors such as packaging, printing, and food containers, compositeAdd to Inquiry
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Precision Micro-Depression Reverse Coater Coating UnitIn the field of precision coating, the performance of the coating unit directly determines theAdd to Inquiry
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Slot-die Extrusion Coating UnitIn the field of precision coating, the accuracy control capability of the equipment directlyAdd to Inquiry
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Multi-functional Coating And Laminating Production LineIn the rapid development of various industries such as packaging, printing, and non-woven fabrics,Add to Inquiry
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Functional Tape Coating Production LineIn the rapidly developing adhesive tape manufacturing industry, which is moving towards highAdd to Inquiry
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Optical Film Coating Production LineThe Optical Film Coating Production Line , with its high-precision coating control, stable processAdd to Inquiry
- Tel: +8613816974389
- Email: salsz@jwell.cn
- Add: Shanghai Haining Suzhou Changzhou Zhoushan Chuzhou Thailand Spain
Multi-Dimensional Coverage: A Product System Architecture Adapted to All Scenarios
The extrusion coating line series categorizes models based on application scenarios and is equipped with high-precision coating units, forming a complete product matrix of "main production lines + core functional units," balancing versatility and specialization.
The main production lines cover five core models, precisely matching the production needs of different industries:
Optical/Car Film/Window Film Coating Production Line: Focused on the production of high-transparency, high-hardness film materials, supporting fields such as optical displays and automotive detailing.
Multi-functional Adhesive Tape Coating and Lamination Production Line: Integrates various coating methods, adaptable to the composite processing of different functional tapes.
Paper Cup and Paper Bowl Lamination and Coating Production Line: Specializes in the lamination and coating of paper containers, adaptable to various food-grade resins and substrates.
Multi-functional Coating and Lamination Production Line for Packaging such as Paper Bags, Tea Bags, and Cigarette Boxes: Primarily addresses the processing needs of packaging materials with barrier layers.
High-Precision Coating Units: Including slit coating units and precision micro-gravure reverse kiss coating units, these provide core technical support for each production line. Each model can be flexibly combined with coating units based on production needs to achieve customized processes.
Precise Empowerment: Core Application Scenarios Across Industries
This product series deeply covers multiple high-demand industries, forming a diversified application pattern of "film processing + tape production + paper packaging + special packaging," providing critical equipment support for the production of core products in various industries.
In the film processing field, the optical/car wrap/window film coating production line can produce optical-grade protective films, hardening films, car wrap films, window films, release films, barrier films, polarizers, OCA adhesives, explosion-proof films, etc., widely used in optical displays, automotive detailing, building glass protection, and other scenarios;
In the tape production field, the multi-functional tape coating and laminating production line can meet the coating and laminating needs of various multi-functional tapes, suitable for multiple tape application scenarios in electronics, industry, and construction.
In the paper packaging field, the paper cup and paper bowl lamination and coating production line can process digital photo paper, paper containers, disposable paper cups, lunch boxes, cardboard, and other products. It has a wide range of substrate compatibility, covering BOPP, BOPET, paper, aluminum foil, and other materials;
In the special packaging field, the multi-functional coating and laminating production line for paper packaging, tea bags, cigarette boxes, pet food, etc., focuses on solving the processing needs of the barrier layer in packaging, ensuring the preservation and protection of the products inside the packaging, and is suitable for the food, daily necessities, and pet supplies packaging industries.
Advantages
The product series is based on the core technologies of "precision, high efficiency, energy saving, and intelligence," demonstrating outstanding advantages in coating accuracy, process adaptability, energy consumption control, and operational stability, showcasing strong technical capabilities.
In terms of precision coating control, multiple production lines and coating units can achieve micron-level coating accuracy. The thinnest wet coating thickness can reach the micron level, and the uniformity of the closed-loop quantitative adhesive supply system can reach ±1.5 microns (within a 1000mm range). The supporting precision micro-adjustment mechanism has a micro-adjustment accuracy of up to 0.001mm; the precision micro-gravure reverse kiss coating unit adopts a reverse kiss coating structure, which can meet the precision coating requirements of small coating volume and thin coating thickness. The quick-change design of the anilox roller improves the efficiency of switching between different processes.
In terms of process adaptability, the core production lines can be flexibly configured with various coating units, including slot die coating units, multi-roll precision metering coating units, comma blade coating units, and micro-gravure reverse coating units, adapting to different solvent-based slurries and meeting the production speed requirements of different process stages; some production lines can also be configured with a film storage platform to achieve zero-speed splicing and unwinding functions. The complete closed-loop tension control system adopts a floating design to ensure stable operation during the production process.
In terms of energy saving and intelligence, the drying tunnel structure adopts an efficient and low-consumption energy-saving design, effectively reducing production energy consumption; the control mode can be flexibly selected from intelligent control methods such as PLC + human-machine interface, improving operational convenience and production control accuracy.





Customized Adaptation: Personalized Configuration, Precisely Matching Needs
The extrusion coating line series abandons the "one-size-fits-all" design concept. Targeting the specific production needs of different industries and products, it provides personalized equipment configurations and process solutions, ensuring a high degree of alignment between the equipment and production requirements.
For the high-precision requirements of film processing, the optical/car wrap/window film coating production line focuses on the processing characteristics of high-transparency and high-hardness films, guaranteeing the optical and protective performance of the products.
For the diverse process requirements of tape production, the multi-functional tape coating and laminating production line integrates various coating units, enabling mass production of tapes with different thicknesses and functions.
For the food contact safety and molding requirements of paper containers, the paper cup and paper bowl lamination and coating production line is adapted to various food-grade resin plastics such as LDPE and PP, enabling one-step composite molding of the base material and plastic.
For the barrier protection requirements of special packaging, the dedicated coating and laminating production lines for paper packaging and tea bags focus on enhancing the barrier layer processing technology, adapting to various barrier film substrates, and ensuring the stable quality of the products inside the packaging. The flexibly configurable coating units offer the possibility of process upgrades for each production line, allowing companies to upgrade coating units based on their product iteration needs, thus continuously empowering the equipment.
With its comprehensive product system, extensive application coverage, leading technological advantages, and customized adaptation capabilities, the extrusion coating line series has become a key equipment solution connecting multiple production links across various industries. Whether it’s high-precision film processing, diverse tape production, or composite processing of various packaging products, this series provides efficient and stable production support, helping companies improve production efficiency, ensure product quality, and meet the core needs of industry development.



Extrusion Coating Line Series Product Specifications and Instructions
Precautions for Use
General Precautions
Equipment operators must receive professional training and be familiar with the structure, performance, and operating procedures of the corresponding production line before operating the equipment. Unauthorized or improper operation is strictly prohibited.
Before starting the machine, a comprehensive inspection of the equipment is required, including the connection and fastening of each coating unit (such as slit extrusion coating unit, micro-gravure reverse coating unit, etc.), the sealing performance of the drying tunnel, the operating status of the PLC control system and human-machine interface, and the sensitivity of the tension control system. Ensure that all components are free of abnormalities and debris.
Select appropriate substrates (such as paper, film, aluminum foil, etc.) and resin plastics (LDPE, PP, EVA, etc.) according to production needs. The use of materials that do not meet the equipment specifications is strictly prohibited to avoid equipment blockage or damage.
During production, closely monitor the equipment operating parameters, including coating thickness, drying tunnel temperature, production speed, and tension control. If abnormal fluctuations in parameters occur, immediately stop the machine for inspection and troubleshooting before restarting.
While the equipment is running, it is strictly prohibited to put hands or other foreign objects into moving parts (such as roller sets, conveying mechanisms) and high-temperature areas (such as the drying tunnel) to prevent accidents; unauthorized personnel are prohibited from approaching the equipment's working area.
After production, the machine must be shut down according to standard procedures, and the equipment should be cleaned and maintained promptly, especially the precision components such as the die head and anilox roller of the coating unit. Use appropriate cleaning agents to clean residual slurry or resin to prevent residual substances from solidifying and affecting subsequent use accuracy.
Specific Precautions
Optical/Vehicle Wrap/Window Film Coating Production Line: Maintain a clean workshop environment during production to prevent dust and impurities from contaminating the substrate and coating layer; when precisely adjusting the coating thickness, operate the fine-tuning mechanism slowly to ensure the adjustment accuracy meets the ±1.5 micrometer requirement.
Multifunctional Adhesive Tape Coating and Laminating Production Line: When switching between different coating units (slot die extrusion, multi-roll precision metering, etc.), stop the machine and ensure the equipment is completely stationary before proceeding; during oven operation, check that the energy-saving system is functioning correctly to avoid abnormal energy consumption.
Paper Cup and Bowl Lamination Coating Production Line: When processing LDPE, PP, and other resin plastics, strictly control the extrusion temperature to prevent resin decomposition; for different substrates such as paper and aluminum foil, adjust the tension parameters in advance to avoid substrate damage or poor lamination.
Coating Unit: When using the slot die coating unit, ensure the sealing of the closed-loop quantitative glue supply system to prevent slurry leakage; when replacing the anilox roll in the precision gravure reverse kiss coating unit, follow the standard operating procedures for quick replacement to avoid damaging the roll body or affecting installation accuracy.
Our Company's Comprehensive Strength
The company boasts a professional R&D team, whose core members have over 10 years of experience in the coating production line industry. They focus on the technological innovation and upgrades of extrusion coating line series products. Addressing the needs of various application fields (optical films, tapes, paper containers, food packaging, etc.), we are capable of independently developing suitable coating units and overall production line solutions. We possess core technologies such as slot die extrusion coating and precision micro-gravure reverse kiss coating, ensuring that our products' precision, stability, and energy efficiency are at the industry's leading level.
We have a modern production workshop equipped with advanced processing equipment (such as precision CNC machine tools and laser cutting machines), enabling us to independently process and produce core components while maintaining strict control over the processing accuracy of parts. We have established a comprehensive production quality management system, implementing rigorous quality standards at every stage—from raw material procurement and production processing to finished product inspection—ensuring the reliable quality of our equipment. Our annual production capacity exceeds 50 coating production lines, enabling us to meet the bulk order needs of different customers.
The company has been deeply involved in the coating production line industry for many years, accumulating rich project experience and serving numerous well-known enterprises across various fields, including optical film manufacturers, tape manufacturers, food packaging companies, and paper container manufacturers. With high-quality products, comprehensive after-sales service, and professional technical support, we have earned widespread recognition and a solid reputation from our customers, establishing a strong brand presence in the industry.
We have strong customized service capabilities, enabling us to tailor exclusive coating production line solutions for customers based on their specific production needs (such as substrate type, coating materials, product precision requirements, and production scale). From solution design and equipment R&D to manufacturing, installation, and commissioning, we provide full-process customized services, ensuring that the equipment perfectly matches the customer's production process and helping them achieve personalized production.
Transportation
Packaging Standards
The equipment uses professional export-grade packaging standards, with different components packaged separately: precision components (such as coating dies, wire mesh rollers, fine-tuning mechanisms, etc.) are packaged with foam cushioning and wooden crates to ensure they are not affected by vibration or impact during transportation; large components (such as drying tunnels, machine frames, etc.) are packaged with stretch film and secured with wooden pallets to prevent displacement and wear during transportation. Before packaging, the equipment will be thoroughly cleaned and rust-proofed, and moisture-proof and shock-proof materials, product certificates, installation instructions, and other relevant documents will be placed inside the packaging.
Transportation Method
Based on the volume, weight of the equipment, and the customer's location, a suitable transportation method will be selected. Domestic transportation primarily uses road transport with professional heavy-duty vehicles, operated by experienced drivers and escorts. For remote areas or international shipments, a combination of sea and land transport will be employed, in collaboration with reputable logistics companies to ensure safe and efficient delivery. The cargo's status will be tracked throughout the entire transportation process, and transportation progress will be promptly reported to the customer.
Our Cooperation Process
Clients contact us via phone, email, or on-site visits to explain their production needs in detail, including application areas, substrate types, coating materials, product precision requirements, production scale, budget, etc. We will assign a professional sales manager and technical engineer to connect with the client, thoroughly understand their needs, and provide initial consultation and answers.
Based on the client's needs, our technical team will design a solution, including the overall layout of the production line, coating unit configuration, equipment technical parameters, energy consumption analysis, and investment budget. After the solution design is completed, it will be submitted to the client for review. We will modify and improve the solution based on client feedback until the client approves it.
After the solution is confirmed, both parties will negotiate the cooperation details (such as equipment price, payment method, delivery cycle, installation and commissioning cycle, warranty terms, etc.). Once an agreement is reached, a formal purchase and sales contract will be signed. The client will pay the down payment as agreed in the contract, and we will start production upon receiving the down payment.
We will manufacture the equipment according to the contract and the confirmed solution, strictly adhering to quality control standards during the production process. We will also regularly provide clients with production progress updates and invite them to visit our factory to inspect the production process, ensuring they are informed about the equipment's production status.
After the equipment is manufactured, we will transport it to the client's designated location at the time agreed upon in the contract and dispatch a professional technical team for on-site installation and commissioning. After commissioning, a trial run will be conducted to ensure that all equipment performance parameters meet the design standards and that the equipment can be put into normal production.
After the equipment installation and commissioning are completed and the trial run is successful, the client will organize acceptance. Upon successful acceptance, the remaining payment will be made as agreed in the contract. We will provide the client with an equipment acceptance report, product certificate, user manual, and other relevant documents.
After acceptance, the equipment enters the warranty period. We will provide repair, training, technical support, and other services to the client according to our after-sales service commitment. We will continue to monitor the client's equipment operation and provide long-term technical support.
Our After-Sales Service
We will dispatch a professional technical team to provide on-site equipment installation and commissioning services. We will plan the optimal equipment layout based on the actual conditions of the customer's production site, strictly follow equipment installation specifications to complete assembly, and conduct comprehensive debugging to ensure that all equipment performance parameters accurately match the design standards, allowing for immediate production operation. Remote guidance and support will be provided simultaneously: during the commissioning process, our technicians will explain the equipment operation procedures, key parameter settings, and basic maintenance knowledge to the customer's operators in detail; for subsequent operational questions or debugging needs, we will respond quickly through remote assistance to ensure stable equipment operation.
The equipment warranty period is 12 months from the date of acceptance. During the warranty period, if a fault occurs due to the equipment's own quality problems (not caused by human damage or improper operation), we will provide free repair services, including replacing damaged parts and repairing equipment malfunctions. For consumable parts, we will provide reasonable reserve suggestions and supply them at preferential prices.
Equipment failures can be reported at any time through official channels such as telephone and email, and we will immediately initiate technical support. The company has sufficient spare parts for quick deployment; in case of emergency failures, professional engineers will respond and arrive on-site within 24-48 hours (adjusted accordingly for remote areas) to efficiently solve problems and reduce production losses.
We provide comprehensive technical training for customers, including equipment operation, parameter adjustment, daily maintenance, and troubleshooting. Training is available in both on-site and centralized formats, which customers can choose according to their needs; if there are new operators or technical upgrade requirements later, we will provide free secondary training services.
We provide lifetime technical support services to our customers. Regardless of whether the equipment is under warranty, you can consult us at any time with technical questions, and we will arrange professional technical personnel to provide answers; at the same time, we will regularly visit customers to understand the equipment's operating status and provide suggestions for equipment upgrades and modifications to help customers improve production efficiency and product quality.
FAQ
Q: Can coating production lines for different application fields be used interchangeably?
A: Interchangeable use is not recommended. Coating production lines for different application fields differ in coating unit configuration, precision requirements, and substrate compatibility. For example, optical/car film/window film coating production lines require extremely high coating precision (uniformity ±1.5 micrometers), while paper cup and bowl lamination coating production lines focus more on the composite stability of the substrate. Forcing interchangeable use may lead to substandard product quality, equipment damage, and other problems. We can provide customized solutions based on your specific application field.
Q: Can the equipment's coating thickness meet my production needs?
A: Our multi-functional tape coating and laminating production lines and multi-functional coating and laminating production lines all support wet coating thickness requirements at the micron level. The precision coating unit can achieve a uniformity of ±1.5 micrometers (within 1000mm), with a fine-tuning accuracy of 0.001mm, which can meet most high-precision coating needs. If you have specific coating thickness requirements, please inform us during the requirements communication stage, and our technical team will confirm whether the equipment is suitable or make targeted adjustments to the solution.
Q: What is the energy consumption of the equipment?
A: The drying tunnel structure of our various coating production lines adopts an efficient, low-consumption, and energy-saving design, which can effectively reduce energy consumption during the production process; at the same time, the equipment control system adopts an advanced PLC + human-machine interface control mode, which can achieve precise parameter control and further reduce energy waste. Specific energy consumption data can be provided by our technical team in a detailed energy consumption analysis report based on the production line model and production parameters you choose.
Q: How long does the installation and commissioning of the equipment take?
A: The installation and commissioning time depends on the complexity, scale, and customer site conditions of the production line. The installation and commissioning cycle for a conventional single production line is 7-15 working days; for customized large-scale or complex production lines, the cycle may be extended, generally 15-30 working days. We will clearly specify the installation and commissioning cycle in the contract and will do our best to ensure timely completion.
Q: If the equipment malfunctions during the warranty period, will there be a charge for repairs?
A: During the warranty period (12 months from the date of acceptance), if the equipment malfunctions due to quality issues, we will provide free repair services, including free replacement of damaged parts and free on-site repair, without charging any repair fees. However, if the equipment malfunctions due to customer-induced damage or improper operation, we will charge reasonable costs for replacement parts and repair services.
Q: Is the equipment complicated to operate? Does it require professional operators?
A: Our equipment uses a PLC + human-machine interface control system. The operation interface is simple and intuitive, and easy to learn, but it still requires operation by professionally trained personnel. We will provide comprehensive technical training services to our customers, including equipment operation, parameter adjustment, and daily maintenance, to ensure that customer operators can master the operating skills. In addition, we will provide free secondary training for any new operators.
As one of the most professional extrusion coating line manufacturers and suppliers in China, we're featured by quality products and competitive price. Please rest assured to buy high-grade extrusion coating line for sale here from our factory. Contact us for more details.











