MasterRoc TSG 7

Tail Sealant for Shielded Tunnel Boring Machines (TBM)

How Does MasterRoc TSG 7 Work?

MasterRoc TSG 7 is a tail sealant for shielded tunnel boring machines. It effectively seals the gap between the shield and concrete segments to prevent the ingress of water, grout, and soil. MasterRoc TSG 7 is recommended for tunnelling with shielded TBMs equipped with a brush seal system.

What Are the Unique Features of MasterRoc TSG 7?

MasterRoc TSG 7 is formulated to resist high water and grout pressures and has excellent adhesion to all types of surfaces. It is designed as a first-fill sealant.

What Are the Benefits of MasterRoc TSG 7?

• Excellent sealing properties

• Excellent adhesion to any metal or concrete surfaces

• Good pumping properties if the pumping system is moved close to the application location