Graphite, MCMB
SKU: XN-GR-MCMB
MCMB Graphite Anode Material for Lithium-Ion Batteries (XN-GR-MCMB) — mesocarbon microbeads graphite; D50 8–13 μm; tap density ≥1.2 g/cm³; SSA ≤2.0 m²/g; discharge capacity ≥340 mAh/g; first Coulombic efficiency ≥93%; high rate, low expansion, long cycle life. Suitable for HEV and energy storage.
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Name: MCMB Graphite Anode Material for Lithium-Ion Batteries
Material Type: Mesocarbon Microbeads (MCMB) Graphite (High Rate, Low Expansion, Long Cycle Life)
Product Code: XN-GR-MCMB
Product Introduction:
This product is a high-performance MCMB (Mesocarbon Microbeads) graphite anode material for lithium-ion batteries, featuring high rate capability, low expansion, long cycle life, and good processing and safety performance. Suitable for all models of lithium-ion batteries for civilian and automotive applications, including HEV electric vehicles, frequency modulation energy storage systems, and fast-charging digital products.
Key Features:
D50 8–13 μm (typical 9.5 μm); high rate capability
Tap density ≥1.2 g/cm³ (typical 1.3 g/cm³) — higher than needle coke grade
Specific surface area ≤2.0 m²/g (typical 0.94 m²/g)
Discharge capacity ≥340 mAh/g (typical 345.8 mAh/g, half cell CR2032)
First Coulombic efficiency ≥93% (typical 93.8%)
Ash content ≤0.05%; water content ≤0.1%
Low expansion; long cycle life; suitable for HEV and frequency modulation energy storage
Technical Specifications:
| Parameter | Unit | Specification | Actual Value | Testing Standard |
|---|---|---|---|---|
| D10 | μm | 3–6 | 3.616 | GB/T 24533-2009 App. A |
| D50 | μm | 8–13 | 9.476 | GB/T 24533-2009 App. A |
| D90 | μm | 16–26 | 18.795 | GB/T 24533-2009 App. A |
| Tap Density | g/cm³ | ≥1.2 | 1.3 | GB/T 24533-2009 |
| Specific Surface Area (SSA) | m²/g | ≤2.0 | 0.94 | GB/T 24533-2009 App. F |
| Ash Content | % | ≤0.05 | 0.025 | GB/T 3521-2008 |
| Water Content | % | ≤0.1 | 0.03 | GB/T 3521-2008 |
| Discharge Capacity | mAh/g | ≥340 | 345.8 | Half cell, CR2032, GB/T 18287-2000 |
| First Coulombic Efficiency | % | ≥93 | 93.8 | Half cell, CR2032, GB/T 18287-2000 |
Particle size measured using 0.2 mL 10% NP-40 solution to improve graphite dispersion in water.
Storage & Handling:
Store at room temperature in a clean, dry environment. Keep the container sealed when not in use.
Note: Specifications listed above are typical values for reference only. Actual electrochemical performance depends on cell architecture, electrolyte, binder system, coating parameters, and testing conditions. For compatible binder systems, see Xnergy’s Binders category. For conductive additives, see Conductive Additives. For current collectors, see Copper Foil.
