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Spare Part
Roll-to-Roll Electrode Film Coating Machine Transfer Type Coater
EQUIPMENT CHARACTERISTICS
The roll-to-roll coating process is a fundamental technique in the production of lithium batteries, starting with the precise application of anode and cathode materials onto continuously moving rolls of substrate material. These substrates, usually aluminum or copper foils, act as essential current collectors within the battery structure.
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Material Application and Precision Coating
The process begins with the application of anode and cathode materials onto the substrate using precision coating heads. These heads ensure uniform distribution and thickness of the electrode materials on the moving substrate. This step is critical for achieving consistent battery performance and ensuring that the electrodes meet specific design requirements.
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Drying in the Oven
After coating, the wet electrode enters an oven where it undergoes drying. This drying stage removes solvent from the electrode materials, enhancing their stability and adherence to the substrate. Proper drying is essential to prevent defects such as cracking or uneven coating thickness, which could compromise battery performance and longevity.
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Automatic Correction and Winding
Once dried, the electrode undergoes automatic correction by a specialized system to maintain its precise position on the substrate. This correction ensures that the electrode remains aligned according to set specifications, minimizing deviations that could affect battery quality.
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Winding Process
Finally, the coated and corrected electrode is wound onto a spool or roll using a winding device. This winding process organizes the electrodes into compact rolls, ready for further assembly into battery cells. Proper winding ensures that electrodes are stored efficiently and securely, ready for subsequent manufacturing steps.
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In conclusion
The roll-to-roll coating process exemplifies efficiency and scalability in battery production, enabling continuous manufacturing of electrodes with high precision and consistency. This method supports the demand for large-scale production while maintaining stringent quality control measures essential for advanced battery technologies. As battery technology continues to evolve, optimizing roll-to-roll coating processes plays a crucial role in enhancing energy storage solutions for diverse applications.
SPECIFICATION OF EQUIPMENT
|
Model |
WS-ZYTB |
|
Equipment dimension |
L9000*W1550*H2100(mm) |
|
Equipment weight |
4T |
|
Power supply |
Three-phase 380V, 50HZ, |
|
Compressed air source |
|
|
Slurry solid content (wt%) |
Cathode 40-85, Anode 35-65 |
|
Slurry specific gravity (g/cm3) |
Cathode 1.5-3.0, Anode 1.0-2.0 |
|
Viscosity (mPa.s) |
Cathode 4000-15000, Anode 3000-8000 |
|
Oven temperature range |
RT to 150°C |
|
Oven temperature error |
≤±3°C (excluding the first and last sections), with independent control settings for each section |
|
Single-sided areal density error |
≤±1.5% |
|
Double-sided areal density error |
≤±2.0% |
Important Notice
Before purchasing, please ensure that your country allows the import of this product. If you are uncertain, we recommend contacting your local customs for confirmation. We will not be held responsible for any losses resulting from customs confiscation.
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About Price
Our prices are negotiable and can be adjusted based on your order quantity or packaging requirements. When inquiring, please specify the quantity you intend to purchase. -
How to Order?
To place an order, please send your purchase order via email or contact our sales team directly. We can also prepare a proforma invoice upon your request. To process your order, we need the following information: - **Product Information**: Quantity, specifications (size, material, technology if applicable, and packing requirements).
- **Delivery Time**: Your required delivery date.
- **Shipping Information**: Company name, street address, phone number, and destination sea port.
- **Forwarder’s Contact Details**: If applicable, especially if you have a forwarder in China. -
What’s the Warranty for the Items?
We have great confidence in our products and ensure they are well-packaged for safe delivery. In case of any quality issues, we will address them promptly.
- **Equipment Warranty**: One year (12 months). If equipment parts are damaged due to non-human factors within this period, we will provide replacement parts free of charge. -
If the Machine Breaks Down Out of Warranty, How Do We Solve the Problem?
Even after the warranty period, we will still offer suggestions and advice on resolving the issue, usually at no charge. However, there may be reasonable fees for parts and services if necessary. -
How to Get Technical Support After Purchasing?
Our factory provides online technical support in English. You can easily reach us via Skype, WeChat, WhatsApp, or email. For remote assistance, we also support TeamViewer software. -
How to Control Quality?
We implement a comprehensive quality control process:
- **IQC (Incoming Quality Control)**: All raw materials are screened and inspected before entering the production process.
- **IPQC (In-Process Quality Control)**: Patrol inspections are conducted at each stage of production.
- **FQC (Final Quality Control)**: Full inspection is performed before packing.
- **OQC (Outgoing Quality Control)**: Each item is fully inspected before shipment. -
How Long Do You Need to Prepare My Goods?
- **Sample Orders**: 1-3 days.
- **Mass Production Orders**: 10-20 days (depending on the quantity). -
What’s the Packing Details?
- **Standard Export Package**: Internal anti-collision protection with an external export wooden box.
- **Pre-Shipment Testing**: Each item is tested before shipping to ensure it arrives in good condition.
- **Shipping Preparation**: Typically takes around 3 days (subject to your specific order).
- **Tracking Information**: We will provide you with the tracking number once your products are shipped. -
How Can I Install and Operate the Machine by Myself?
Our system is designed for easy installation and operation. Upon receiving the machine, simply connect it to a power source, and it will be ready to use. The machine comes with English software and a comprehensive English user manual to help you learn how to operate it.