Product Description:
Overview: A high-capacity 44140 pouch-type dry cell utilizing a Lithium-Sulfur (Li-S) chemistry. Provided in a non-electrolyte-injected state with stable material performance, allowing for direct electrolyte testing and performance evaluation.

Cell Core Parameters:
– Active Material Content: 64.00%
– Double-Sided Areal Density: 8 ± 0.5 mg/cm²
– Layer Configuration (Pos/Neg): 6 / 7 layers
– Electrode Dimensions: 3.9 cm * 11.9 cm

Structural Dimensions:
– Width: 128 mm
– Length (Excl. Tabs): 137.5 ± 1.5 mm
– Top Edge Width: 14.0 ± 0.5 mm
– Tab Width/Thickness: 12.0 ± 0.1 mm / 0.2 ± 0.01 mm
– Tab Length (Incl. Sealant): 18.0 ± 1.0 mm
– Tab Sealant Size: 1 ± 0.5 mm

Testing & Performance Reference:
– Recommended Voltage Range: 1.75 V – 2.7 V
– Recommended Electrolyte Injection: > 7 g/Ah
– Electrolyte Type: Ether-based
– Internal Resistance (Post-injection): < 60 mOhm Operational Process Reference: 1. Injection: Follow the electrolyte injection reference table; must be completed in a glovebox. 2. Resting: Ambient temperature standing with gas bag; Temperature: 40°C; Time: >= 24 hours.
3. Activation: 25°C; 0.05C constant current discharge to 1.5 V, followed by 0.1C constant current charge to 2.7 V (1 cycle).
4. Testing: Set specific rates or cycle steps for evaluation.