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    ​MasterRoc RBA 387​

    Highly reactive, thixotropic polyurea silicate anchoring resin for rock bolt installation​

    How does MasterRoc RBA 387 work?

    MasterRoc RBA 387 is a fast reacting, two component polyurea silicate anchoring resin specifically designed for rock bolting. MasterRoc RBA 387 resin is solvent-free, and its instantly thickening thixotropic feature makes the overhead applications possible without additional sealing.

    Recommended uses:

    • Resin-into-bolt rock bolting at all angles
    • Bolt-into-resin rock bolting at all angles
    • For the use with steel and glass fiber bolts

    What ​are the unique features of MasterRoc RBA 387?

    • Thixotropic
    • Fast curing and strength development (setting time around 30 seconds)
    • Long distance pumping capability
    • Easy mixing even at low temperatures (> 40 °F (5 °C))
    • High structural strength
    • Excellent adhesion to damp and low friction substrates
    • Does not absorb water or expand in volume when comes in contact with water

    What are the benefits of MasterRoc RBA 387?

    • Secure and precise injection
    • Flexibility in applications
    • Reliable rock bolting

    Direct contact

    Master Builders Solutions Technical Support

    Admixture Systems


    Safety Data Sheet (SDS)

    Find all available safety data sheets for this product.

    Part A

    Product Certifications

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    Related Literature

    MasterRoc RBA 387 Data Sheet

    pdf (1.79 Mb)

    MasterRoc RBA 387 PART B SDS

    pdf (276.79 Kb)

    MasterRoc RBA 387 PART B SDS

    pdf (257.68 Kb)

    MasterRoc RBA 387 PART B SDS

    pdf (195.28 Kb)

    MasterRoc RBA 387 PART B SDS

    pdf (217.28 Kb)