MasterRoc TSG 9 - Tail sealant for shielded tunnel boring machines (TBM)

Formerly: MEYCO TSG 9

How does MasterRoc TSG 9 work?

MasterRoc TSG 9 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 or soil. It is formulated to resist high water and ground pressures, and has excellent pumping properties and adhesion to all surfaces.

Recommended for use in:

  • Tunneling with shielded TBMs

What are the unique features of MasterRoc TSG 9?

  • Excellent pumping properties
  • Excellent sealing properties
  • Adheres to most metal or concrete surfaces

What are the benefits of MasterRoc TSG 9?

  • Prevents the ingress of soil, water or grout into shielded TBMs