Advances in Materials Science and Engineering / 2018 / Article / Tab 1

Research Article

Shear Strength and Compression Coefficient for Conditioned Sand Subjected to Earth Chamber Stress Levels

Table 1

Basic parameters of the surfactant and foam.

Surfactant parameterIndexFoam parameterValue

Surfactant typeELCO SF-301BSurfactant concentration, Cf (%)7
AppearanceColorless transparent liquidHalf-life (min)28
Water solubilityCompletely dissolvedFoam expansion ratio, FER0 (−)31
Density, 25°C1.01 ± 0.02Foam injection ratio, FIR0 (%)20, 40, and 60
pH value7 – 8
Foaming capacity (mm)≥220

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