MasterRoc SA 540

MasterRoc SA 540​

Alkali-free, powdered, high-performance set accelerator for dry-mix shotcrete​

​How does MasterRoc SA 540 work?

MasterRoc SA 540 admixture is a high performance, alkali-free set accelerator for use in the dry-mix shotcrete process. It is a powder additive whose dosage can be adjusted to achieve the desired setting and hardening times.

Recommended uses:

• Temporary and permanent ground support in tunneling and mining operations

• Slope stabilization

• Concrete repairs

What are the unique features of MasterRoc SA 540?

• Ability to construct thick sprayed concrete linings (4 to 5 in. (100 to150 mm)) during one construction sequence

• Fast setting

• Unique and advanced formulation

What are the benefits of MasterRoc SA 540?

• Allows rapid work progress

• Low rebound (when concrete is sprayed at the correct nozzle angle and distance)

• Unique and advanced formulation