Product Description:
Spray drying is a common method used in the production of materials for lithium batteries, particularly for creating uniform and spherical particles used in cathodes or anodes. Here’s a brief overview:
Process Description:
Feed Preparation: A liquid slurry containing the precursor materials is prepared. This slurry typically includes metal salts for cathodes or silicon/graphite for anodes.
Atomization: The slurry is atomized into fine droplets using a spray nozzle.
Drying Chamber: The droplets are introduced into a hot air stream, rapidly evaporating the solvent and forming solid particles.
Product Collection: The dried particles are collected at the bottom of the chamber or through cyclones.
Features:
Uniform Particle Size: Produces particles with consistent size and shape, crucial for battery performance.
Scalability: Easily scaled for industrial production.
Controlled Morphology: Allows control over the porosity and surface area of particles.
Technical Parameters:
| Model |
PLG |
| 5 |
25 |
50 |
100 |
150 |
200-2000 |
| inlet temperatyre ℃ |
140-350 automatically controlled |
| outlet temperatyre ℃ |
80-90 |
| Max water evaporation capacity kg/h |
5 |
25 |
50 |
100 |
150 |
200-2000 |
| centrifugal spraying nozzle transmission mode |
compressed air transmission |
mechaical transmission |
| rotation speed (r.p.m) |
25000 |
18000 |
18000 |
18000 |
15000 |
8000-15000 |
| spraying desc diameter (mm) |
50 |
100 |
120 |
140 |
150 |
180-340 |
| max electric heating power (kw) |
9 |
36 |
63 |
81 |
99 |
settled by customer |
| overall dimensions |
1.8*0.93*2.2 |
3*2.7*4.26 |
3.7*3.2*5.1 |
4.6*4.2*6 |
5.5*4.5*7 |
depends on tryer |
| dried powder collection |
≥95 |
≥95 |
≥95 |
≥95 |
≥95 |
≥95 |
Applications:
Cathode Materials: Commonly used for nickel-cobalt-manganese (NCM) or lithium iron phosphate (LFP) materials.
Anode Materials: Used for silicon or other advanced anode materials
Considerations:
Temperature Control: Critical to prevent decomposition of sensitive materials.
Solvent Recovery: Efficient systems are needed to recover and recycle solvents.
Key Benefits for Battery Performance
Improved Energy Density: Uniform particles enhance packing density.
Enhanced Cycle Life: Consistent particle size reduces degradation over cycles.
Better Electrochemical Performance: Improved conductivity and ion transport.
If you need more detailed information or specific data, feel free to ask!
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