According to EN 15368
Chemical requirements | Physical requirements | Mechanical requirements |
---|---|---|
sulphates (as SO3) ≤ 3,0 % | fineness (as residue at 90 µm) ≤ 2 % | compressive strength at 28 days ≥ 3,0 MPa and ≤ 15,0 MPa |
water retention ≥ 80 % | ||
air content ≥ 6 % and ≤ 20 % | ||
initial setting time ≥ 60 min | ||
soundness (expansion) ≤ 10 mm |