MetaFLO Technologies · Reagenti di solidificazione

MF GeoDry™ - Cost-Optimized EPB-TBM Muck Solidification and Free-Water Control

MetaFLO Technologies proudly introduces the MF GeoDry™ family, a next-generation line of engineered dry reagents developed specifically for EPB-TBM tunneling operations requiring spoils solidification, reduced free-water release, improved excavated material handling, and cost-optimized spoils management performance.

ENGINEERED FOR MODERN EPB TBM OPERATIONS

The MF GeoDry™ family was developed to support EPB-TBM muck solidification and improved free-water control under variable tunneling conditions. The platform is engineered to reduce free-water expression, improve spoils transportability, support temporary spoils storage, and improve spoils handling efficiency while reducing reliance on traditional mineral-based solidification additives in selected applications.

Unlike traditional spoils solidification approaches such as lime, cement, sawdust, or generic SAP powders, the MF GeoDry™ family represents engineered reagent technology developed specifically for modern EPB-TBM muck management operations.

0.1% to 0.35%

Dosaggi tipici

10 min

To solidify liquid waste

Fino a 67%

Lower disposal logistics costs*

*Performance depends on spoils rheology, moisture conditions, particle size distribution, and overall field conditions.

Built for EPB-TBM Muck Management Operations

The MF GeoDry™ family was developed for EPB-TBM operations requiring spoils solidification and free-water reduction under variable tunneling conditions.

La piattaforma è progettata per supportare:

Riduzione del rilascio di acqua libera

Comportamento ridotto dei materiali di scavo fluidi

Improved spoils stackability

Gestione migliorata dello smaltimento durante il trasporto e lo stoccaggio temporaneo

Migliore trasportabilità dei bottini

Gestione ridotta dei vincoli di scarto

Cost-optimized spoils management operations

Typical dosage rates vary depending on moisture content, clay fraction, spoils behavior, operational objectives, and required spoils handling characteristics. See product specifications bellow for details.

The MF GeoDry™ Family

MF GeoDry™ 001 — Cost-Optimized EPB-TBM Muck Solidification

Finestra Operativa Ottimizzata

Condizioni di umidità fino a circa 40% di umidità totale*
Ambienti con minore disponibilità di acqua libera
Matrici di detriti coesive con un contenuto di argilla pari o superiore a circa 30%*
Condizioni stabili di gestione del fango EPB-TBM

Dosaggi tipici

Between 0.15–0.35%

Vantaggi principali

Low operational cost
Implementazione semplificata del campo
Minore tendenza a un comportamento di smaltimento libero
Migliorate le condizioni di trasporto
Improved temporary spoils storage characteristics
Rilascio ridotto di acqua libera durante il trasporto
Improved spoils handling efficiency

MF GeoDry™ 002 — Flexible EPB-TBM Muck Solidification Performance

Finestra Operativa Ottimizzata

Condizioni di umidità fino a circa 55% di umidità totale*
Campo variabile e condizioni geologiche
Matrici di detriti coesive con un contenuto di argilla pari o superiore a circa 30%*
Ambienti più impegnativi per il risucchio da EPB-TBM

Dosaggi tipici

Between 0.1–0.30%

Vantaggi principali

Controllo migliorato della acqua libera
Maggiore capacità di gestione dell'umidità
Improved performance under variable field conditions
Miglioramento della coerenza delle spoglie
Improved hauling and stockpiling performance
Flusso ridotto dei detriti
Supports lower spoils handling and disposal costs

MF GeoDry™ vs Traditional EPB-TBM Muck Solidification Additives

Unlike conventional mineral-based spoils solidification additives, the MF GeoDry™ family was developed specifically for EPB-TBM muck management operations requiring improved handling efficiency and cost-optimized solidification performance.

Additivi tradizionali	Limitazioni comuni nelle operazioni EPB-TBM	MF GeoDry™ Advantage
Polveri a base di calce	Generazione di polvere, preoccupazioni per la manipolazione alcalina e consumo elevato di minerali	Engineered safe dry reagent technology
Additivi a base di cemento	Elevato consumo di materiali e generazione di massa di scarti aumentata	Minor regimi di dosaggio in condizioni di materiale di scarto comparabili
Segatura e Assorbenti Organici	Prestazioni variabili in condizioni di umidità mutevoli	Prestazioni più coerenti nella riduzione dell'acqua libera
Polveri SAP generiche	Prestazioni non specializzate per flussi di materiale di EPB-TBM	Sviluppato specificamente per applicazioni di solidificazione del materiale di scavo EPB-TBM

Condizioni tipiche del campo

MF GeoDry™ products are typically evaluated for EPB-TBM muck streams presenting:

Comportamento del refluo fluibile

Rilascio di acqua libera durante il trasporto o l'accatastamento

Spoils handling or disposal challenges associated with wet spoils conditions

Considerazioni tecniche e operative

Le prestazioni riportate in questa pagina sono intese a supportare una selezione semplificata del prodotto per le tipiche condizioni di scavo con EPB-TBM.

Il contenuto di umidità, il comportamento allo sprofondamento, il contenuto di argilla e i requisiti operativi possono influenzare le prestazioni del prodotto finale e i tassi di dosaggio.

MF GeoDry™ products are intended for spoils solidification and free-water reduction in EPB-TBM operations. Final spoils handling, transportation, and disposal requirements remain dependent on project conditions and local regulations.

The MetaFLO technical team can assist in determining which MF GeoDry™ platform may be more suitable for specific EPB-TBM muck conditions and operational objectives.

Domande Frequenti

What is MF GeoDry™?

How does MF GeoDry™ improve EPB-TBM muck management?

What is the difference between MF GeoDry™ 001 and MF GeoDry™ 002?

MF GeoDry™ 001 is designed for tunneling spoils with relatively stable moisture conditions and lower levels of free water, where consistent material conditioning and basic solidification performance are required.

MF GeoDry™ 002 was developed for more demanding and variable tunneling conditions, including spoils with higher moisture fluctuations, elevated free-water content, and more difficult handling characteristics. It provides enhanced free-water absorption and broader operational flexibility under changing field conditions.

Why use MF GeoDry™ instead of lime or cement-based additives?

Unlike traditional lime or cement-based spoils solidification additives, MF GeoDry™ was specifically engineered for EPB-TBM spoils solidification applications requiring improved handling efficiency and cost-optimized performance. MF GeoDry™ typically achieves effective solidification at significantly lower dosage rates and with faster reaction times, helping reduce material consumption, simplify logistics, and accelerate spoils handling operations.

What tunneling conditions is MF GeoDry™ designed for?

MF GeoDry™ products were specifically engineered for EPB-TBM spoils solidification applications, taking into account the unique rheological behavior and variable moisture characteristics commonly associated with tunneling spoils and conditioned excavated materials. The products are typically evaluated for spoils streams presenting flowable behavior, free-water release during hauling or stockpiling, and spoils handling challenges associated with wet spoils conditions.

What are the typical dosage rates for MF GeoDry™?

Discuti il tuo progetto

The MetaFLO technical team can assist in determining which MF GeoDry™ platform may be more suitable for your specific EPB-TBM muck conditions and operational objectives.

Contatta MetaFLO