From: Effects of Redispersible Polymer Powder on Mechanical and Durability Properties of Preplaced Aggregate Concrete with Recycled Railway Ballast
Chemical oxide composition (%)
CaO
SO3
SiO2
Al2O3
MgO
Fe2O3
Others
54.6
14.6
12.4
11.8
2.34
2.25
2.05