MasterRoc AGA 42

MasterRoc AGA 42

Admixture for TBM Annulus Grouting

How does MasterRoc AGA 42 work?

MasterRoc AGA 42 is a high-performance liquid accelerator designed specifically for use in Tunnel Boring Machine (TBM) annulus grouting applications. As part of a twocomponent grout system, MasterRoc AGA 42 accelerator provides rapid setting and early strength development, which is essential for ensuring efficient and secure TBM operations. The dosage can be tailored to optimize setting and hardening times based on project-specific requirements.

Recommended uses:

• TBM annulus grouting

• Grout mixes with or without cementitious binders

• Two-component grouting systems requiring rapid setting and early strength gain

What are the unique features of MasterRoc AGA 42?

• Low viscosity, even in low temperatures

• Adjustable setting time for flexible performance control

What are the benefits of MasterRoc AGA 42?

• Simple integration into grout mixtures

• Provides high early compressive strength, supporting rapid construction cycles