Main Products

ZRK

Topcap Ass'y

21700 Battery Top-Mounted Safety Components

Responsible for current interruption and gas release when high current and high pressure occur inside the battery.

  • Vent

    A component that releases internal gas pressure to prevent battery explosion.

  • CID Filter

    A component that interrupts the electrode when battery overcurrent occurs.

  • Topcap

    Supports safety components such as CID and Vent.

  • CID Gasket

    Provides isolation between the Vent and CID Filter.

  • Crimping Gasket

    Seals to prevent electrolyte leakage.

Rivet

4680 Battery Bottom-Mounted Components

Physically fix and electrically connect the battery’s positive and negative electrodes. Serve to prevent electrolyte leakage to the outside.

CZR(中瑞股份)

Topcap Ass'y

Main product specifications

  • Small : φ05/φ10/φ11/φ12/ φ14/φ16
  • Medium : φ18/φ20/φ21
  • Large : φ26/φ32/φ34/φ46

Main applications

  • Earphones, Power tools
  • Electric vehicles, Electric motorcycles
  • Spacecraft

Can

Main product specifications

  • #10 (1040;1045;1050), #11(1140;1150)
  • #12 (1240;1254;1259), #21(21700), #26(26650)
  • #46 (4680; 4695; 46100; 46105; 46123; 46125)

Product and technology Features

  • Ultra-precision press and tensile technology from Japan
  • Leading-edge press technology
  • Excellent mold design and processing capabilities