400 Pieces Self-Adhesive Solid/Hollow 18650 Battery Insulation Pad 18650 Battery Insulation Ring 18650 High Ground Barley Paper Insulation Pad Circle Single-Sided Adhesive Battery

Purpose function andAs a gasket for highland barley paper, it is placed between the positive pole (or negative pole) of the battery and the metal shell to prevent the contact between the electrode and the shell and cause short circuit.Especially suitable for 18650, 21700 and other cylindrical batteries to ensure accurate fit of the battery structure.Fireproof and thermal outcontrol protection2 inhibits the spread of fire in case of overcharge, overheating or internal short circuit, and strives for security escape.Mechanical buffer and shockproof3. in high vibration scenes such as electric tools and electric vehicles, the flexibility of highland barley paper can absorb mechanical impact, reduce friction between cells, and prevent internal short circuit caused by diaphragm wear.Assisted heat dissipation and aging resistance4 the natural fiber structure is micro-breathable and helps the battery balance heat dissipation; it is also resistant to grease and aging, and will not be easily brittle after long-term use, extending the life of the battery pack.Product specification grids: 400pcs per pack, solid or hollow