0.25mm Single-Sided Adhesive Fish Paper Insulation Gasket for 3-Cell Hollow 21700 Lithium Battery Pack
This customized fish paper insulation gasket is specially designed for 21700 cylindrical lithium battery packs. With a 3-cell hollow structure and 0.25mm thickness, it provides reliable electrical isolation and flame retardant protection between battery cells and components. The single-sided adhesive layer ensures easy positioning and stable installation during battery pack assembly.
Made from premium vulcanized fiber fish paper, this insulation sheet features excellent dielectric strength, flame resistance, heat stability, and mechanical durability, helping improve battery safety and prevent potential short circuits caused by contact or abrasion.