MasterRoc TSG 6 - Tail sealant for shielded tunnel boring machines (TBM)

Formerly: MEYCO TSG 6

How does MasterRoc TSG 6 work?

MasterRoc TSG 6 tail shield sealant is for shielded tunnel boring machines (TBMs). MasterRoc TSG6 sealant effectively seals the gap between the shield and concrete segments to prevent the ingress of soil, water or grout. MasterRoc TSG 6 sealant is formulated to resist water and ground pressures and will not break down under high mechanical pressures. It has excellent pumping properties and will adhere to most metal or concrete surfaces.

Recommended for use in:

  • Tunneling with shielded TBMs

What are the unique features of MasterRoc TSG 6?

  • Excellent pumping properties
  • Excellent sealing properties
  • Adheres to any metal or concrete surface
  • Flame resistant
  • Environmentally safe

What are the benefits of MasterRoc TSG 6?

  • Prevents the ingress of soil, water or grout into shielded TBMs
  • Provides corrosion protection to wire seals

Product Information

Technical Data Sheet


Central Region
+966 11 2790971
Western Region
+966 12 6394799
+966 12 6395702
Eastern Region
+966 13 8084896
South Region
+966 17 2748255
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