LMFP Cathode Active Material

Overview

LMFP Lithium iron manganese phosphate (LMFP) is an olivine-structured phosphate cathode active material designed to bridge the safety and cycle stability of LFP with the higher operating voltage contributed by manganese substitution. The material is commonly represented as LiMnₓFe₁₋ₓPO₄; based on the provided elemental composition, this grade corresponds closely to LiMn₀.₆Fe₀.₄PO₄, with a controlled carbon content (~1.88%) to improve electronic conductivity.

Working mechanism

LMFP stores and releases lithium via reversible redox activity on Fe and Mn sites within a robust polyanion (PO₄³⁻) framework. This structure resists oxygen release and thermal runaway more effectively than many layered oxide cathodes, supporting safer high-energy cell designs.

Key specifications (typical)

• Particle size (µm): D10 0.327, D50 0.936, D90 14.786
• Specific surface area: 19.34 m²/g
• Tap density: 0.98 g/cm³
• Moisture: 599.2 ppm
• 0.2C first discharge capacity: 154.4 mAh/g
• 0.2C first discharge efficiency: 93.26%
  
  

Compatibility & typical use

LMFP is suitable for laboratory and pilot-scale lithium-ion battery R&D, including coin, pouch, and cylindrical cell formats. It is typically processed into composite electrodes using standard binders and conductive additives, then evaluated using battery cyclers and electrochemical workstations (e.g., potentiostats for EIS and charge–discharge profiling).

Applications

• High-safety, higher-voltage phosphate cathode development
• EV and stationary storage research (where safety and life matter)
• Rate-performance and low-temperature optimisation studies
• Cathode formulation, coating, calendaring, and scale-up trials
  
  

ScienceGears supports LMFP-based workflows end-to-end—pairing cathode materials with battery manufacturing equipment, electrode fabrication tools, and electrochemical testing instrumentation across Australia and New Zealand.