Special Polyimide Tape for Battery Cells
Battery termination tape is a specialized adhesive tape designed for lithium battery manufacturing applications. It uses polyimide film as the base material and is coated with a special pressure-sensitive adhesive.
The main function of this tape is to fix the end section of the battery cell after the winding process. It helps prevent electrode sheets and separators from shifting, supporting stable cell structure and insulation performance.
The tape is designed to maintain reliable performance under battery manufacturing conditions. It provides stable fixing and protection during the winding process, helping battery manufacturers improve production consistency and product reliability.


Modern Factory with Large Investment
We invested RMB 150 million in the construction of our modern production facility. The factory started operation in July 2021 and has been upgraded with advanced automation systems.
The plant is equipped with multiple fully automatic precision coating lines. These production lines use Siemens and Mitsubishi control systems to accurately manage tension, pressure, and coating parameters.
Advanced production equipment helps us maintain consistent surface quality and dimensional accuracy. We have also obtained the IATF16949:2016 automotive quality management certification, which requires strict control of manufacturing processes and quality systems.
This certification demonstrates our ability to meet the strict requirements of the automotive and power battery industries. Our Battery termination tape is manufactured under a professional quality management system to ensure reliable performance.
one-stop solution
professional team
high quality
Rigorous Testing and Customization Support
We perform comprehensive quality testing throughout the production process. Our testing equipment includes Kejian testing machines, a Changchuang withstand voltage tester, and a Japanese Sanryo insulation tester.
These instruments are used to evaluate insulation resistance, voltage withstand performance, and product reliability. We also conduct electrolyte resistance tests and high-low temperature aging tests to verify performance under different operating conditions.
We provide OEM and ODM customization services based on customer drawings or samples. Free samples are available for testing and evaluation. The minimum order quantity is 100 square meters.
The tape is halogen-free and meets strict environmental requirements. Our Battery termination tape provides reliable fixing performance for lithium battery cell winding applications.
Product Parameters
|
Parameter |
Value |
|
Substrate / Adhesive |
Polyimide film / Special pressure-sensitive adhesive |
|
Thickness / Adhesion |
0.015-0.060mm (customizable) / 3.0-7.5 N/25mm (customizable) |
|
Environmental & Certification |
Halogen-free / ISO9001, IATF16949 |
|
Custom & Samples |
OEM/ODM, non-standard customization / Free samples, MOQ 100 m² |
|
Application |
End fixing for lithium battery cell winding |
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