Performs degassing and secondary sealing to eliminate trapped air before downstream electrical testing.
Why this machine: Consumer electronics cells generate predictable gas volumes during formation. This system focuses on fast, repeatable degassing cycles and stable internal pressure control to support high-volume production without compromising seal quality.
Ideal User: Battery manufacturers supplying smartphones, tablets, laptops, and power banks.
When to choose: When production speed, consistency, and long-term swelling control are required across multiple product models and large batch sizes.
Related Equipment: Battery electrolyte filling machine · Automatic sealing machine for Bluetooth batteries · Sorting machine for bluetooth batteries · Multi-tabs notching & slitting machine
These features coordinate evacuation and thermal closure to stabilize internal pouch environments.
This machine is designed for vacuum sealing of consumer electronics pouch cells.
Its core functions include:
| Cell spec. (L) | 40-160mm |
| Cell spec. (W) | 30-100mm |
| Cell spec. (T) | 2.5-10mm |
| Production efficiency | 13-15ppm |
| Sealing thickness accuracy | ±0.01mm |
| Width of Unsealed area | 0.5-1mm |
| First-pass yield (FPY) | ≥99.5% |
| Equipment utilization rate | ≥95% |
| Power | 20KW |
| Weight | 6T |
| Equipment dimension (reference) | 8500×1800×2400mm (LxWxH) |
This section explains the vacuum sealing role in consumer battery finishing workflows.
Cells undergo evacuation and sealing to stabilize the internal environment before formation.
Packaging focuses on chamber integrity and sealing assemblies.
This equipment is supported by the patented technology “A Vacuum Sealing Tape-Application Mechanism”, which defines the core method used to complete pouch sealing and edge tape application within a unified vacuum environment.
The patent focuses on how sealing and protective tape placement are mechanically coordinated during the vacuum packaging stage, ensuring that the pouch remains in a stable, controlled state throughout evacuation, sealing, and edge finishing.
By integrating these actions into one continuous mechanism, the design avoids repeated handling or positional reset between steps, which is especially important for thin aluminum-laminated films used in compact lithium-ion cells.
This patented structure represents one example of Sunive’s broader engineering portfolio in pouch-cell packaging and assembly technologies, developed to improve process continuity and manufacturability in lithium battery production environments.
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