MREC drying
(Mixed Rare Earth Carbonate)

Controlled MREC drying with precise moisture control and contamination-free operation

The role of MREC drying in rare earth processing

Following acid bake, leaching and precipitation, mixed rare earth carbonate (MREC) must be dried under controlled conditions to obtain a stable and free-flowing product suitable for storage, transport or downstream processing.

Indirect drying ensures accurate moisture control while preserving product purity and ensuring reliable downstream handling and processing.

The fine and cohesive nature of MREC makes uniform drying essential to prevent agglomeration and ensure consistent product quality.

To meet these requirements, indirect drying using a Rotary Tube Dryer provides the most reliable and contamination-free solution for MREC processing.

Position of the MREC drying step within the rare earth carbonate route

Position of the MREC drying step within the rare earth carbonate route

 

Rotary Tube Dryer

Ingetecsa’s Rotary Tube Dryer is specifically designed for indirect drying of mixed rare earth carbonate under controlled conditions. By avoiding direct contact between combustion gases and product, the system preserves product purity while ensuring stable and uniform drying performance.

The Rotary Tube Dryer enables precise moisture control across a wide range of operating conditions, producing a stable and free-flowing product suitable for downstream handling, storage or calcination. Its robust mechanical design allows reliable operation with abrasive and fine rare earth materials while maintaining very high plant availability.

Indirect heating can be achieved using steam, heated air or combustion gases through a heat exchanger, depending on the application and available utilities.

The compact and fully enclosed design ensures clean plant operation, minimal dust emissions and simplified maintenance under demanding industrial conditions.

 

 

Indirect drying of mixed rare earth carbonate (MREC) in a Rotary Tube Dryer

Indirect drying of mixed rare earth carbonate (MREC) in a Rotary Tube Dryer

Discuss your MREC drying requirements

Why choose Ingetecsa for MREC drying?

Precise moisture control

Ensures stable and reproducible residual moisture levels for downstream handling and processing.

Contamination-free indirect drying

No direct contact between product and heating media preserves product purity.

Reduced off-gas volumes and dust entrainment

Minimises emissions and enables compact baghouse integration.

Suitable for cohesive and fine materials

Designed for demanding rare earth carbonate handling conditions.

Flexible heat source integration

Compatible with steam, heated air or combustion gases through heat exchanger systems.

Stable and reliable operation

Robust mechanical design for high uptime and simplified maintenance.

Optimise your MREC drying process


Ingetecsa designs indirect drying systems for mixed rare earth carbonate to ensure precise moisture control and preserve product purity during downstream processing..

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