According to RTD 178
Chemical requirements | Physical requirements | Mechanical requirements |
---|---|---|
loss on ignition ≤ 5.0 % | initial setting time ≥ 45 min | compressive strength at 3 days ≥ 22.0 MPa |
insoluble residue ≤ 3.5 % | specific surface (blaine) ≥ 2800 cm2/g | compressive strength at 28 days ≥ 35.0 MPa |
sulfates content (as SO3) ≤ 4.0 % | autoclave expansion ≤ 0.80 % |