BS EN 480-13:2009+A1:2011

Admixtures for concrete, mortar and grout. Test methods. Reference masonry mortar for testing mortar admixtures | Status: Revised, Superseded, Withdrawn

1 Scope This standard specifies the constituent materials, the composition and the mixing procedure to produce a reference masonry mortar with a prescribed consistence for testing mortar admixtures as defined in EN 934‑3. It also describes the determination of the water reduction of the test mix compared to the control mix.