Description
ATOMFAIR 1.12 Ah NCM811 Fast-Charging Graphite Dry Pouch CellRESEARCH GRADE CELL ARCHITECTURE
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This dry pouch cell requires electrolyte filling under controlled conditions to activate. The voltage must be strictly limited to the 2.75 V – 4.2 V window to prevent safety hazards and capacity loss.
- Electrolyte Filling Requirement: The cell must be filled with liquid electrolyte before activation, as it is assembled without electrolyte infusion.
- Voltage Operating Limits: Maintain charging voltage at or below 4.2 V and avoid discharge below 2.75 V to ensure safe operation and prevent degradation.
How does the NP ratio of 1.130 affect fast-charge performance and cycle life in this NCM811 dry pouch cell?
The NP ratio of 1.130 is deliberately regulated for fast-charge safety balancing, ensuring excess anode capacity (345 mAh/g) relative to cathode capacity (205 mAh/g) to mitigate lithium plating risk during high-rate charging. This trade-off slightly reduces overall energy density but provides the kinetic headroom necessary for stable, rapid cycling and variable elimination in electrolyte formulation studies.
What electrolyte system is required to activate this dry pouch cell and achieve the specified 1.12 Ah capacity?
This cell is delivered as an un-functionalized dry assembly without liquid electrolyte infusion, so the user must select and fill an appropriate electrolyte. The cell is optimized for fast-charge electrolyte formulation verification, meaning the electrolyte must be compatible with the NCM811 cathode, graphite anode, and 2.75–4.2 V window to reach the nominal 1.12 Ah high-rate baseline after activation.
What storage and handling conditions are required for this dry pouch cell prior to electrolyte filling?
The dry pouch cell must be stored in a moisture-free environment, such as an argon-filled glovebox or a dry room with dew point below -40°C, to prevent degradation of the NCM811 cathode and graphite anode. The 12 μm PE + 2 μm Al₂O₃ ceramic separator provides some moisture barrier, but extended ambient exposure will compromise surface chemistry and baseline performance.
This dry NCM811 vs. graphite pouch cell, with a 1.12 Ah nominal capacity and regulated NP ratio of 1.130, provides a stable baseline for fast-charge electrolyte verification and polarization modeling studies. Its un-functionalized design necessitates in-house electrolyte filling and precise handling of the 9/10 multilayer electrode stack.
Positive
- Dry Pouch Cell for Electrolyte Customization: Supplied without electrolyte infusion, this dry pouch cell allows researchers to precisely control electrolyte formulation, enabling systematic study of fast-charge electrolyte effects and elimination of cell-to-cell variability.
- High-Activity Electrode Architecture: With a cathode active mass fraction of 95.7% and anode 95.5%, combined with a regulated NP ratio of 1.130, the cell provides a high-fidelity platform for studying fast-charge kinetics and polarization growth.
Trade-offs
- Requires Electrolyte Filling and Activation: Shipped as a dry cell without electrolyte infusion, this product necessitates in-house electrolyte filling and first-cycle activation steps, demanding appropriate glovebox infrastructure and expertise.
- Delicate Multi-Layer Stack Handling: The 9/10 coated multilayer electrode arrangement with thin 12 μm PE + 2 μm ceramic separator requires careful handling during electrolyte filling and cell assembly to avoid mechanical damage or short circuits.
Every advanced material, component, equipment, and instrument in our catalog is backed by rigorous testing. We maintain strict internal quality management frameworks and align with CE conformity metrics to deliver transparent, reproducible performance data via our public open-science repository.
To request raw batch performance data, submit formal vendor registration paperwork, or execute a fast-turnaround R&D manufacturing loop, contact us at inquiry@atomfair.com.
Item is dispatched under the Atomfair Shipping & Delivery Framework (Free worldwide shipping on orders over $59 USD). Return is governed by the Atomfair Return & Refund Policy (7-day technical return window for completely unopened items).
