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Mathematical Problems in Engineering
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2021
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Article
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Tab 1
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Research Article
Evaluation of Freeze-Thaw Durability of Silica Fume Concrete with Spraying Inorganic Coating Using Ultrasonic Testing
Table 1
Chemical composition of cement (%).
Composition
CaO
SiO
2
Fe
2
O
3
Al
2
O
3
SO
3
MgO
K
2
O
Cement (%)
62.28
21.08
3.96
5.47
2.63
1.73
0.80