What is a cylindrical battery complete line turnkey solution?
A cylindrical battery complete line turnkey solution is an all-inclusive service that covers the entire process of setting up a cylindrical battery production line, from equipment delivery to installation, commissioning, and ongoing support.
Introduction
Xiaowei New Energy offers a comprehensive cylindrical battery complete line turnkey solution designed to streamline the setup and operation of cylindrical battery production lines. This solution includes everything from equipment standardization and logistics coordination to on-site installation, precise commissioning, and continuous technical support. The aim is to provide a seamless and efficient experience for B-end clients, ensuring that their production lines are fully operational and optimized for performance.
Key Components of a Cylindrical Battery Complete Line Turnkey Solution
The cylindrical battery complete line turnkey solution encompasses several critical components, each designed to ensure a smooth and efficient setup and operation of the production line.
| Item | Details |
|---|---|
| Definition | A full turnkey solution for cylindrical lithium battery manufacturing covers end-to-end delivery, including factory layout design, equipment supply, installation, commissioning, process recipe development, operator training, after-sales support and MES integration. It supports 18650, 20700, 21700, 4680 and other cylindrical cell formats. |
| Full Production Workflow | Raw Material Vacuum Mixing → Slot-die Coating → Calendering → Slitting → Electrode Winding → Tab Welding → Jelly Roll Insertion into Metal Can → Vacuum Baking → Electrolyte Injection → Crimp Sealing → Formation → High-Temperature Aging → Leakage Test → OCV & IR Sorting → X-ray Inspection → Final EOL Testing → Labeling & Packaging |
| Core Equipment List | Vacuum slurry mixer, slot-die coater, calender, slitter, electrode winding machine, laser/ultrasonic tab welder, can inserting machine, vacuum oven, electrolyte injection machine, crimp sealing machine, formation & aging cabinet, leakage tester, OCV/IR sorting machine, X-ray inspection machine, EOL tester, automatic packaging system, MES control system |
| Key Parameters & Capacity | Semi-auto line: 50,000–100,000 cells/day; Fully automatic line: 150,000–300,000 cells/day. Compatible with LFP / NCM chemistries. Line yield ≥99.2%. Dew point requirement ≤ -45℃ for dry room. |
| Reference Investment | Semi-automatic turnkey line: Medium investment range; Fully automatic turnkey line: High capital expenditure, cost varies by daily capacity, AI vision inspection configuration and MES system. |
| Application Scenarios | Consumer lithium cells, power cylindrical batteries, energy storage battery cells, battery pack manufacturing factories. |
| Core Advantages | One-stop delivery, unified process debugging, standardized training, reduced cross-supplier coordination risk, flexible switching among multiple cylindrical cell models, remote after-sales & maintenance service. |
| Main Challenges | Strict dry-room environmental requirements, high initial CAPEX, long factory construction cycle, high requirement for process engineers. |
Equipment Standardization and Logistics Coordination
Equipment standardization is crucial for ensuring that all components of the cylindrical battery complete line turnkey solution meet the required specifications and are compatible with the production line. Xiaowei New Energy ensures that all equipment is sourced from reputable suppliers and meets industry standards. Additionally, logistics coordination is managed to ensure that the equipment is delivered to the site on time and in good condition.
On-Site Installation and Precise Commissioning
On-site installation involves the physical setup of the equipment, including the integration of new machinery with existing systems. Precise commissioning follows, where the equipment is thoroughly tested and calibrated to ensure it operates as intended. This step is critical for identifying and addressing any potential issues before the production line goes into full operation.
Production Line Trial Run and Process Optimization
A production line trial run is conducted to simulate real-world conditions and identify any issues that need to be addressed. This is followed by process optimization, where the production process is fine-tuned to enhance efficiency and output quality. Xiaowei New Energy uses advanced techniques and industry best practices to optimize the production line, ensuring that it meets the highest standards of performance.
Technical Handover and Employee Training
Technical handover involves providing detailed documentation and training to the client’s team. This ensures that the client’s staff is fully equipped to operate and maintain the production line. Employee training programs are also offered to ensure that the client’s team is proficient in using the equipment and can handle any day-to-day operations and maintenance tasks.
After-Sales Technical Support and Fault Maintenance
Xiaowei New Energy provides ongoing technical support to address any issues that may arise during the operation of the production line. This includes prompt and effective fault maintenance services to minimize downtime and ensure continuous operation. The after-sales support team is available to assist with any technical queries and provide solutions to any problems that may occur.
Project Implementation Timeline
The project implementation timeline is carefully planned to ensure that all milestones are met and the production line is operational within the agreed timeframe. Xiaowei New Energy works closely with the client to establish a realistic and achievable timeline, ensuring that the project is completed on schedule.
Case Studies: Successful Implementations of Cylindrical Battery Complete Line Turnkey Solutions
Here are two case studies that highlight the successful implementation of cylindrical battery complete line turnkey solutions by Xiaowei New Energy:
Case Study 1: Semi-Automatic Cylindrical Lithium Battery Turnkey Line for North American Power Tool Manufacturer
| Item | Project Details |
|---|---|
| Project Name | Semi-Automatic Cylindrical Lithium Battery Complete Turnkey Production Line |
| Project Background | A North American manufacturer focusing on power tools and garden equipment required in-house cylindrical cell production. They chose Xiaowei New Energy’s semi-automatic cylindrical battery turnkey solution. The line adopts modular design, reserving equipment installation space for future capacity expansion. |
| Nominal Annual Capacity | 120 MWh/Year (18650 / 21700 cylindrical cells, initial phase) |
| Expanded Annual Capacity | 180 MWh/Year after equipment upgrade |
| Main Application | Power tools, garden machinery, small portable power |
| Automation Level | Semi-automatic. Core stations including winding, electrolyte injection and formation run automatically; manual feeding and partial material handling between stations. |
| Core Line Functions | Slurry mixing, electrode coating, calendaring, electrode slitting, winding, can insertion, tab welding, electrolyte filling, sealing, formation, high-temperature aging, OCV/IR testing, capacity sorting, laser marking and finished cell packaging. |
| Complete Production Process | Slurry mixing → coating → calendaring → slitting → winding → case insertion → spot welding → electrolyte injection → sealing → formation → aging → OCV & IR testing → capacity grading → laser marking → packaging |
| Supporting Facilities | Dry room with real-time dew point monitoring, nitrogen supply system, fire suppression and waste gas treatment system |
| Initial Project CAPEX | USD 1.6 Million (120 MWh base configuration) |
| Expansion Upgrade Cost | USD 0.38 Million |
| Total CAPEX after expansion | USD 1.98 Million (180 MWh full capacity) |
| Project Cycle | 5 months (layout design, equipment fabrication, shipment, installation, commissioning & operator training) |
| Expansion Lead Time | 1.8 months for adding winding machines, formation cabinets and testing modules |
| Compliance Standard | North American local electrical safety codes, fire protection requirements |
| Project Outcomes | The semi-automatic line controlled initial investment effectively. The modular design supports smooth capacity expansion without large-scale workshop renovation. The line can switch between multiple cylindrical cell models, meeting the client’s small-batch customized orders and shortening local supply delivery cycles. |
Case Study 2: Fully Automatic Cylindrical Battery Turnkey Factory for Southeast Asia E-Bike Supplier
| Item | Project Details |
|---|---|
| Project Name | Fully Automatic Cylindrical Lithium Battery Complete Turnkey Production Line |
| Project Background | A Southeast Asian e-bike component supplier planned a new factory for mass production of cylindrical cells. The client selected Xiaowei New Energy’s fully automatic turnkey line, with reserved space for future capacity scaling to serve the fast-growing local two-wheeler market. |
| Nominal Annual Capacity | 260 MWh/Year (21700 / 46800 cylindrical cells, initial phase) |
| Expanded Annual Capacity | 350 MWh/Year after upgrade |
| Main Application | E-bike batteries, low-speed mobility, portable energy storage |
| Automation Level | Fully automatic. Robotic arm and conveyor transfer between all stations; inline AOI inspection + MES full production traceability. |
| Core Line Functions | Automatic slurry mixing, high-speed coating, continuous calendaring, electrode slitting, high-speed winding, can assembly, laser welding, vacuum electrolyte injection, sealing, formation, aging, automatic electrical performance testing, grading, laser marking and automatic packaging. |
| Complete Production Process | Slurry mixing → coating → calendaring → slitting → winding → shell assembly → laser welding → electrolyte filling → sealing → formation → aging → OCV & IR testing → grading → laser marking → automatic packaging |
| Supporting Facilities | Low dew point dry room & cleanroom, nitrogen generator, exhaust treatment, local standard fire protection system |
| Initial Project CAPEX | USD 3.1 Million (260 MWh base configuration) |
| Expansion Upgrade Cost | USD 0.72 Million |
| Total CAPEX after expansion | USD 3.82 Million (350 MWh full capacity) |
| Project Cycle | 6.5 months including site survey, design, equipment manufacturing, overseas shipment, installation, commissioning and staff training |
| Expansion Lead Time | 2.5 months for adding winding stations, formation racks and inspection equipment |
| Compliance Standard | IEC battery safety standards, local industrial environmental protection regulations |
| Project Outcomes | Achieved high-volume, low-defect mass production of cylindrical cells. Full automation reduced manual labor and improved cell consistency. The scalable modular design allows the client to boost output to fulfill rising local e-bike battery orders. |
Cylindrical Battery Complete Line Turnkey Solution FAQs
| Q | A |
|---|---|
| What is a cylindrical battery complete line turnkey solution? | It is a one-stop full project service for cylindrical lithium battery manufacturing, covering factory layout, dry room design, full production equipment supply, installation, commissioning, staff training and after-sales support. Customers can start formal production after project handover. |
| What processes does the full cylindrical battery turnkey line cover? | It includes electrode coating, slitting, winding, can insertion, laser welding, electrolyte injection, sealing, formation, aging, cell sorting, and optional downstream battery pack assembly workflow. |
| What core equipment is included in the complete cylindrical battery turnkey line? | Electrode coater, slitter, winding machine, can inserting machine, laser welder, electrolyte filling machine, sealing machine, formation & aging cabinet, cell sorting tester, leak detector, MES system and pack assembly equipment. |
| What cylindrical cell models can this turnkey line produce? | It supports mainstream cylindrical specifications including 18650, 20700, 21700, 26650, 32650 and 4680 cells, compatible with LFP and NCM material systems. |
| Who is the cylindrical battery complete line turnkey solution suitable for? | New investors building cylindrical battery plants, existing battery enterprises expanding cylindrical production capacity, and teams without mature cylindrical battery process engineering capabilities. |
| What are the two categories of cylindrical battery turnkey projects? | Cell-level turnkey solution for manufacturing bare cylindrical cells; pack-level turnkey solution only for assembling finished battery packs using purchased ready-made cylindrical cells. |
| What environmental requirements are needed for cylindrical cell production? | Cell manufacturing workshop requires dry room with controlled low dew point, anti-static, dust-proof and explosion-proof design. The Battery Pack assembly section has relatively lower environmental standards. |
| Can the turnkey solution be customized for different capacity targets? | Yes. It can be configured as pilot small-batch semi-auto lines, medium-volume production lines or GWh-level fully automatic mass production lines according to customer annual output and product specs. |
| What supporting utility systems are required for the cylindrical battery factory? | High-capacity power supply, compressed air, nitrogen supply, cooling water, dehumidification system, exhaust gas treatment, waste electrolyte collection and integrated fire suppression systems. |
| What is the typical delivery cycle of a full cylindrical battery turnkey project? | Pilot semi-automatic cell line: 4–6 months. Large fully automatic cylindrical cell mass production line: 8–14 months, excluding civil engineering and dry room construction period. |
| Does the turnkey service include dry room construction? | It is an optional EPC module. We provide factory layout and dry room technical design, and can cooperate with qualified partners to complete dry room construction within the whole turnkey contract. |
| What safety systems are integrated in the cylindrical battery turnkey factory? | Real-time temperature and smoke sensing, harmful gas detection, anti-static grounding, explosion-proof ventilation, independent fire suppression for aging zones and emergency interlock protection. |
| Can the turnkey solution integrate MES for full production traceability? | Yes. All production stations connect with MES to record raw material batches, process parameters and cell test data, meeting ESG audit and EU battery passport traceability requirements. |
| What certifications can this turnkey production line support customers to obtain? | It supports product certification tests including UN38.3, IEC 62619, CE, UL, and factory system certifications like ISO9001, ISO14001 and ISO45001. |
| What training services are included in the turnkey contract? | On-site operator operation training, equipment maintenance training for engineers, process parameter debugging training, and long-term remote technical guidance after project delivery. |
| What are the main technical challenges in cylindrical cell manufacturing? | Winding alignment control, laser welding sealing consistency, electrolyte injection precision, internal pressure control and cell voltage & internal resistance consistency during formation and aging. |
| Can the cylindrical production line be expanded or upgraded after handover? | Yes. Phased construction is available. Customers can add extra winding, formation and sorting stations in later stages to expand production capacity. |
| What after-sales service is provided in the turnkey package? | On-site equipment commissioning, spare parts supply, remote fault diagnosis, regular maintenance guidance, production process optimization and production line upgrade support. |
| What advantages does turnkey solution have compared with buying separate equipment? | Single responsible supplier, avoids cross-supplier equipment compatibility issues, reduces multi-party engineering coordination workload, shortens project schedule and simplifies overall project management. |
| What preparation work should customers finish before starting the cylindrical battery turnkey project? | Confirm workshop space and floor load capacity, apply for EIA and fire safety permits, define target cell models and annual capacity, confirm power and utility supply, and finalize the overall project budget. |
Conclusion
A cylindrical battery complete line turnkey solution from Xiaowei New Energy offers a comprehensive and efficient approach to setting up and operating a cylindrical battery production line. By covering all aspects from equipment standardization and logistics coordination to on-site installation, precise commissioning, and ongoing support, this solution ensures that the production line is fully operational and optimized for performance. With a focus on quality, reliability, and customer satisfaction, Xiaowei New Energy is committed to delivering the best possible results for its clients.
