LLZTO Solid-State Electrolyte Production Line

01. Ingredients Section
02. Mixed zone
03. Ball milling area
04. Drying area
05. Sintering zone
06. Airflow crushing zone
07. Static pressure zone
08. Casting area and packaging area
LLZTO Solid-State Electrolyte Production Line

Solution Overview

LLZTO is a typical garnet type oxide solid electrolyte material with high room temperature lithium ion conductivity, excellent stability to lithium metal, and a wide electrochemical window. It is one of the core electrolyte materials suitable for lithium metal negative electrodes in solid-state batteries. The core goal of its production line is to prepare LLZTO powder or ceramic sheets with high purity, high crystallinity, complete garnet phase structure, and ion conductivity standards, providing key electrolyte support for high-energy density solid-state batteries.
  • 10 ⁻⁴~10 ⁻³

    S/cm

    Ionic conductivity:
  • 100-160

    Mpa

    Mechanical strength:
  • 4.8-5.2

    g/cm³

    Density:
  • Solution Overview
  • Solution Overview

Parameters

Parameter Name Typical values/requirements Test Method
Specific Surface Area Typical values/requirements BET Nitrogen Adsorption Method (GB/T 19587)
Density 4.8-5.2 g/cm³ Archimedes Water Displacement Method (GB/T 5163)
Particle Size Distribution (D50) 0.5-5 μm Laser Particle Size Analyzer (ISO 13320)
Ionic Conductivity 10⁴-10³ S/cm AC Impedance Spectroscopy
Activation Energy 0.3-0.35 eV Variable-Temperature Impedance Test
Electronic Conductivity <10⁹ S/cm DC Polarization Method
Thermal Decomposition Temperature >1000℃ TG-DSC
Hardness 8-10 GPa Nanoindenter
Doping Amount (Ta) 0.2-0.6 mol% ICP-OES Elemental Analysis (GB/T 20975)
Impurity Phases No La₂Zr₂O₇, Li₂CO₃ (≤1 wt%) XRD Rietveld Refinement
Lithium (Li) Content Li₆.₄La₃Zr₁.₄Ta₀.₆O₁₂ Atomic Absorption Spectroscopy

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