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.
Measured particle parameters for UHPC components.
|
particle |
specific gravity |
D50 (μm) |
SSA (m2 kg−1) |
|---|---|---|---|
|
cement |
3.15 |
15 |
394 |
|
fly ash (class C or F) |
2.38 |
25 |
500 |
|
silica fume |
2.22 |
0.2 |
18 000 |
|
metakaolin |
2.3 |
12 |
14 000 |
|
sand |
2.5 |
varies by source |
varies by source |
|
quartz |
2.65 |
varies by source |
varies by source |
