Process flow


Rare earth mine

Rare earth mine

Rare earth mine

00

Acid dissolution

Acid dissolution

Acid dissolution

1-1

Extraction

Extraction

Extraction

1-2

Precipitation

Precipitation

Sedimentation

1-3

Burning

Burning

Burning

1-4

Rare earth oxides

Rare earth oxides

Rare earth oxides

1-5

High-vacuum melting

High-vacuum melting

High-vacuum smelting

2-1

High-vacuum distillation

High-vacuum distillation

High-vacuum distillation

2-2

Electrolysis

Electrolysis

Electrolysis

2-3

Rare-earth metals

Rare-earth metals

Rare earth metals

2-4

Mixing and firing

Mixing and firing

Mix and fire

3-1

Dehydration drying

Dehydration drying

Dehydration and drying

3-2

Phosphor

Phosphor

Phosphor

3-3

Melting

Melting

Smelting

4-1

Hydrogen break

Hydrogen break

Hydrogen breaking

4-2

Air jet mill

Air jet mill

Airflow mill

4-3

Molding

Molding

Forming

4-4

Sintering

Sintering

Sintering

4-5

Statute of limitations

Statute of limitations

Time limit

4-6

Machining

Machining

Machining

4-7

Surface treatment

Surface treatment

Surface treatment

4-8

Packaging

Packaging

Packaging

4-9

Rare-earth permanent magnet

Rare-earth permanent magnet

Rare-earth permanent magnet

4-10

High-purity rare earth

High-purity rare earth

High-purity rare earth

5-1

Other rare earth oxides

Other rare earth oxides

Other rare earth oxides

5-2

Nano rare earth

Nano rare earth

Nano rare earth

5-3

Micrometer-sized spherical rare earth

Micrometer-sized spherical rare earth

Micron spherical rare earth

5-4