A Low-Cost and Low-Density Cement Slurry System Suitable for a Shallow Unconsolidated Stratum

Figure 1

(a) Particle size distribution of microbeads, (b) Particle size distribution of slag, (c) Particle size distribution of fly ash, (d) Particle size distribution of microsilicon and (e) Particle size distribution of the low-density mixture.

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(b)

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