Shanghai Shanshan Tech Co., Ltd.

Starting with the first artificial graphite FSN-1 and leveraging its proprietary granulation, coating, and heat-treatment technology platform, it has formed power-type (cost-type, energy-type, fast-charging-type, and ultra-high-power-type four product systems) and consumer-electronics-type (high-energy-density and fast-charging two series) artificial graphite anode materials, covering economy/high-end power cells, energy-storage cells, and mid-to-high-end consumer cells markets.

Power type particle size D50 approx. 10-16 μm; specific surface area SSA approx. 0.8-1.0 m²/g; tap density TAP approx. 340-363 g/cc; gravimetric capacity ≥340-358 mAh/g; first-cycle efficiency ≥90%-95%; consumer electronics type combines low expansion, high energy density and fast-charging characteristics.

• Power lithium-ion batteries
• Consumer electronics lithium-ion batteries
• Energy storage cells

Natural graphite anode material offers the advantages of high capacity and high compaction, and has long been widely used as the anode of lithium-ion batteries; developed in depth for two application directions - cylindrical power tools and prismatic/pouch power cells - with performance improvements in high power, high storage, long cycle life, and low expansion, and optimized manufacturing processes on the cost side.

Particle size D50 approx. 8-17 μm; specific surface area SSA approx. 0.9-2.8 m²/g; tap density TAP approx. 358-363 g/cc; gravimetric capacity ≥358-363 mAh/g; first-cycle efficiency ≥91%-92%.

• Cylindrical power-tool batteries
• Prismatic/pouch power batteries

Hard carbon material offers high capacity and excellent power performance, and is an important development direction for next-generation anode new materials; deeply developed for three application directions - sodium-ion batteries, lithium-ion batteries, and supercapacitors - continuously providing customers with supporting products and application solutions.

Particle size D50 approx. 2.5-10 μm; specific surface area SSA <10-15 m²/g; tap density TAP approx. 280-500 g/cc; gravimetric capacity ≥280-500 mAh/g (SHC-1T ≥500); first-cycle efficiency >75%-88%.

• Sodium-ion batteries
• Lithium-ion batteries
• Supercapacitors

Soft carbon material offers excellent low-temperature charging and fast-charging capabilities, and is applied in special scenarios and directions (such as electric vessel batteries and ETC small batteries); continuous process optimization and capacity expansion are carried out to provide customers with quality products and service solutions.

Particle size D50 approx. 7.0±2.0 μm; specific surface area SSA approx. 2.0±0.5 m²/g; tap density TAP ≥230 g/cc; gravimetric capacity ≥230 mAh/g; first-cycle efficiency ≥85%.

• Electric vessel batteries
• ETC small batteries
• Special low-temperature fast-charging scenarios

Silicon-oxide composite is a key material for next-generation lithium-ion battery anodes, providing high-capacity, high-first-efficiency, and long-cycle series of silicon-oxide composite materials, creating core value for tool, power, and digital lithium-ion battery applications.

Particle size D50 approx. 12.0±2.0 μm; specific surface area SSA ≤3.0 m²/g; tap density TAP ≥450-600 g/cc; gravimetric capacity 450-600 mAh/g (corresponding to GS45/GS50/GS60); first-cycle efficiency 88.5%-90.5%.

• Power lithium-ion batteries
• Digital lithium-ion batteries
• Tool batteries

Silicon-carbon composite provides high-capacity, high-rate-performance silicon-carbon composite materials, and can offer silicon material uniformly mixed with graphite products and customized pure silicon-based material development according to customer needs.

Particle size D50 approx. 10-15 μm; specific surface area SSA approx. 0.9-1.1 m²/g; tap density TAP ≥450-800 g/cc; gravimetric capacity 450-800 mAh/g (corresponding to SG45/SG50/SG60/SG90); first-cycle efficiency 90.5%-92.5%.

• Power lithium-ion batteries
• Digital lithium-ion batteries
• High-rate batteries