MRBEST Pouch Cell Assembly Line for Lithium Ion Battery Manufacturing
The below listing is step-by-step guide of how to produce a Li-ion Pouch Cell using MRBEST equipment & materials.
Lithium ion Pouch Cell Assembly for Pouch Battery indicated has various sizes and specifications, therefore can be customized to meet your requirements.
PROCESS 1: Electrode Sheet Preparation
Process Flow
| Recommend Equipment |
1. Furnace to sinter raw active material (Cathode & Anode) | ![]() |
2. Milling Machine to mill material to smaller particles | ![]() |
3. Mixer to mix active, conductive and binder material into paste within vacuum | ![]() |
4. Coater to coat paste onto current collector; attach heater to dry | ![]() |
5. Rolling Press (Calendar) to roll the electrode to proper thickness | ![]() |
Choose method | Stacking OR Winding |
All consumables & materials are available e.g. Al Film, Metallic Strip Terminal, Tabs | ![]() |
PROCESS 2: Cell Assembly
Procedure
| Process Flow | Recommend Equipment |
Stacking | 6: Electrode Die Machine to cut out electrode with lead | ![]() |
7: Stacking Machine to stack layers in form of Anode + Separator + Cathode + Separator +… | ![]() | |
Winding | 6: Slitting Machine to slit electrode sheet to strip | ![]() |
7: Winding Machine to wind strips layers in form of Anode + Separator + Cathode + Separator + | ![]() | |
8: Ultrasonic Welding Machine to first weld current collector and then tab together | ![]() | |
9: Short-circuit Detector to test if the cell has a short-circuit | ![]() | |
10: Vacuum Oven to dry the cell if no short-circuit | ![]() |
PROCESS 3: Case Formation & Sealing
Process Flow
| Recommend Equipment |
11: Cup Forming Machine to punch cup- shape and gas receiver on Aluminium lamination sheet and then place cell into the cup | ![]() |
12: Top & Side Heat Sealing machine to seal the top and shorter side after double-up | ![]() |
Glove Box: | ![]() |
13: Electrolyte Filling System to fill electrolyte in vacuum/glove box | ![]() |
14: Electrolyte Diffusion and Degassing Chamber for De-gas by removing air from the electrolyte | ![]() |
15: Vacuum Pre-Sealing Machine to seal longer side (the side with gas receiver) under vacuum after electrolyte is filled | ![]() |
16. Battery Analyzer to Charge/Discharge the cell for battery formation and drive the unnecessary gas caused by electrode chemical reaction into gas receiver. | ![]() |
17: Cutting off the gas receiver and Vacuum Sealing Machine for final sealing on the cutting edge under vacuum conditions within glove box | ![]() |
PROCESS 4: Battery Testing
19: Battery Analyzer to test the pouch cell’s performance | ![]() |
20: Battery Impedance Tester to measure battery’s internal resistance | ![]() |