Graphite Single-Sided Anode Electrode Sheet
This single-sided graphite anode electrode sheet is prepared for lithium-ion battery R&D with a 7.2 mg/cm2 coating loading, 96.50% active material ratio, and Wet process coating process. It is intended for experiments where a defined graphite electrode is needed before cell assembly, electrolyte screening, or cathode matching.
For upstream material selection, compare related powders under Atomfair lithium-ion anode materials. For matching full-cell work, pair the anode design with suitable lithium-ion cathode electrode sheets.
| Product Specification | Value / Description |
|---|---|
| Product Type | Single-sided graphite anode electrode sheet for lithium-ion battery research |
| Active Material System | Graphite anode active material |
| Coating Loading | 7.2 mg/cm2 |
| Coating Side | Single-sided |
| Active Material Ratio | 96.50% of dry electrode coating formulation |
| Current Collector | Carbon-coated copper foil |
| Current Collector Structure | 1 µm carbon coating / 6 µm copper foil / 1 µm carbon coating |
| Current Collector Areal Density | 5.45 mg/cm2 |
| Rolled Electrode Thickness | 51±3 µm |
| Coating Area | 152 mm × 100 mm |
| Delivery Size | 186 mm × 110 mm |
| Coating Process | Wet process |
| Pack Size | 5 sheets per pack |
Graphite Electrode Selection Logic
This single-sided graphite anode sheet is positioned as a baseline lithium-ion anode for comparing cathode matching, electrolyte behavior, formation conditions, and process variables. The coating loading, active material ratio, collector areal density, and coating process provide the calculation basis for punched-electrode mass and cell balancing.
For experiments that require a different graphite loading, coating area, current collector, or delivery format, review Atomfair Custom Battery Electrode Coating Service.
| Research Use Case | What This Product Helps Evaluate |
|---|---|
| Baseline graphite anode testing | Builds a repeatable graphite-side reference for lithium-ion half-cell or full-cell experiments. |
| Electrolyte and additive screening | Supports comparison of electrolyte systems under a defined graphite loading and coating process. |
| Cathode matching | Helps users compare cathode loading, N/P ratio, and practical electrode area before assembling full cells. |
| Process comparison | Useful for comparing wet process coating behavior with other graphite or high-capacity anode sheets. |
Handling, Storage and Pre-Use Treatment
- Use a dry handling environment before cell assembly to reduce moisture exposure on the coated electrode surface.
- Store opened sheets in a dry environment or inert atmosphere to reduce moisture exposure before use.
- Avoid touching, bending, scratching, or contaminating the coated surface during punching, transfer, and stacking.
- For coin-cell or pouch-cell testing, calculate active material mass from coating loading, active material ratio, and punched electrode area.
| Research Need | Related Atomfair Category | Best For |
|---|---|---|
| Start from active material selection | Lithium-Ion Anode Materials | Selecting graphite powders before coated-electrode testing. |
| Compare ready-to-use anode sheets | Lithium-Ion Anode Electrode Sheets | Comparing graphite, Si/C, wet-process, dry-process, single-sided, and double-sided sheets. |
| Match a cathode for full-cell work | Lithium-Ion Cathode Electrode Sheets | Lithium-ion full-cell balancing and N/P ratio design. |
| Build a pouch-cell research platform | Lithium-Ion Dry Pouch Cells | Electrolyte filling, formation studies, and early full-cell evaluation. |
| Change the electrode specification | Custom Battery Electrode Coating Service | Custom loading, coating area, collector, formulation, and roll or sheet format. |
| Plan the wider battery R&D workflow | Battery Research Materials, Cells & Diagnostics Guide | Connecting materials, electrode sheets, cells, testing, and diagnostics. |
This electrode sheet is moisture-sensitive and must be handled in a dry environment to prevent performance degradation. Storage in an inert atmosphere is recommended to maintain electrode integrity before cell assembly.
- Moisture Sensitivity: Store opened sheets in a dry environment or inert atmosphere to reduce moisture exposure.
- Physical Handling: Avoid touching, bending, scratching, or contaminating the coated surface during punching, transfer, and stacking.
- Mass Calculation: Calculate active material mass from the coating loading, active material ratio, and punched electrode area for cell balancing.
- Dry Environment: Use a dry handling environment before cell assembly to reduce moisture exposure on the coated electrode surface.
This procedure describes the recommended handling and preparation steps for the electrode sheet before cell assembly. Following these steps minimizes moisture exposure and physical damage to ensure reproducible experimental results.
Required Equipment:
- Transfer to Dry Environment
Transfer the electrode sheet to a dry environment or inert atmosphere glovebox before opening the packaging. - Punch Electrode
Punch the electrode sheet to the desired dimensions using a clean die, ensuring no contact with the coated surface. - Calculate Active Mass
Calculate the active material mass from the coating loading, active material ratio, and punched electrode area for cell balancing. - Store Remaining Sheets
Store any remaining sheets in a sealed container under inert atmosphere to minimize moisture exposure.
What is the basis for calculating active material mass and N/P ratio when using this graphite anode sheet in full-cell experiments?
The product specification provides the coating loading (7.2 mg/cm²), active material ratio (96.50%), and collector areal density (5.45 mg/cm²) as direct inputs for calculating the active material mass of punched electrodes. These values enable researchers to determine the N/P ratio when pairing with a cathode sheet of known areal capacity, as stated in the product's selection logic section.
What is the structure of the current collector in this anode sheet, and how does the carbon coating affect electrode adhesion and electrolyte compatibility?
The current collector is a carbon-coated copper foil with a symmetrical structure: 1 µm carbon coating / 6 µm copper foil / 1 µm carbon coating. The carbon coating on both sides improves adhesion of the graphite coating to the copper and may enhance electrolyte wetting and interfacial stability, as detailed in the specification table.
What are the recommended storage and handling conditions for this graphite anode sheet to prevent moisture uptake and contamination?
The product should be stored and handled in a dry environment or inert atmosphere to minimize moisture exposure before cell assembly. Avoid touching, bending, scratching, or contaminating the coated surface during punching, transfer, and stacking. The handling section explicitly states these requirements for opened sheets.
This single-sided graphite anode sheet is specified with a 7.2 mg/cm2 coating loading, 96.50% active material ratio, and a carbon-coated copper current collector, providing a defined basis for punched-electrode mass and N/P ratio calculations in lithium-ion cell research. It must be handled in a dry environment and protected from mechanical damage before assembly.
Positive
- Defined coating loading for cell balancing: The 7.2 mg/cm2 coating loading and 96.50% active material ratio give a calculable basis for punched-electrode active mass and N/P ratio in full-cell or half-cell experiments.
- Carbon-coated copper current collector with defined areal density: The symmetric 1 µm carbon / 6 µm copper / 1 µm carbon collector at 5.45 mg/cm2 provides a specified substrate for consistent electrode thickness and mass calculations.
Trade-offs
- Dry-environment handling required: The coated surface must be handled and stored in a dry environment or inert atmosphere before assembly to reduce moisture exposure, requiring controlled laboratory conditions.
- Coated surface vulnerable to mechanical damage: Touching, bending, scratching, or contaminating the coated surface during punching, transfer, and stacking must be avoided, so careful electrode processing is necessary.
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 excl. heavy equipment). Return is governed by the Atomfair Return & Refund Policy (7-day technical return window).
