MasterRoc MP 355 - Highly-reactive, two-component polyurethane injection resin

How does MasterRoc MP 355 work?

MasterRoc MP 355 is a two-component, solvent-free polyurethane injection resin specifically designed for stopping rapid water flow and ground stabilisation.

Recommended for:

  • Permanent stopping of high volume water ingress in underground structures
  • Also suitable for cold water
  • Ground consolidation

What are the unique features of MasterRoc MP 355?

On contact with water MasterRoc MP 355 forms a rigid foam.

What are the benefits of MasterRoc MP 355?

  • Without the presence of water, the product also reacts and forms a hard substance. This is a significant safety advantage, as the material never remains uncured
  • On contact with water the reaction is completed within a short period of time
  • Provides structural strength and rigidity


MasterRoc MP 355 Part A: Safety Data Sheet

pdf (100.59 Kb)

MasterRoc MP 355 Part B: Safety Data Sheet

pdf (119.01 Kb)

MasterRoc MP 355: Technical Data Sheet

pdf (33.06 Kb)