However, as the content of fly ash increases, there is a decreasing trend in the expansion rates.
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Inhibition Studies of Expansion Damage in Medium-Low Reactivity Limestone by Fly Ash.
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The sentences
The experimental data also reveals a notable trend: as the fly ash content increases, the extent of AAR expansion in concrete microbars made from SJW and YM significantly decreases.
As the cement alkali content decreases to 0.70%, the expansion rates of both types of rocks continue to show an increasing trend, with expansion rates reaching 0.22% and 0.32%, respectively.