MasterSet R 513

Set retarding admixture for masonry mortar

How does MasterSet R 513 work?

MasterSet R 513 is a ready-to-use powder set controlling agent, designed for use in conjunction with MasterAir 760.

What is MasterSet R 513 used for?

MasterSet R 513 is used in Dry Silo Mortar (DSM) to improve cohesiveness and workability retention, in both bricklaying and rendering applications.
MasterSet R 513 aids resistance of mortar to frost attack in both wet and hardened state; also increases long-term durability of both cement/sand and cement/lime/sand mortar.

What are the benefits of MasterSet R 513?

MasterSet R 513 offers the following benefits for mortar:

  • Controls setting time.
  • Increases open time of mortar.
  • Reduces bleed and segregation in the mix.
  • Improves cohesiveness and bond strength.
  • Improves frost resistance.
  • Improves finish after pointing.

Direct contact

Ian Ellis

Technical Services Manager

+44 7966 123447


MasterSet R 513: Technical Data Sheet

pdf (76.80 Kb)