Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Chemical composition and physical properties of binders used. OPC, ordinary Portland cement; CGM, cementless grouting material.
| Materials | Chemical Composition (%) | Density (g/cm3) |
Fineness (cm2/g) |
||||||
|---|---|---|---|---|---|---|---|---|---|
| SiO2 | Al2O3 | Fe2O3 | CaO | MgO | SO3 | Other | |||
| OPC | 17.20 | 4.38 | 3.13 | 66.70 | 3.03 | 3.48 | 2.08 | 3.15 | 3,120 |
| CGM | 17.60 | 7.01 | 0.52 | 58.85 | 2.02 | 12.73 | 1.27 | 2.89 | 4,190 |
