Research Article

Compression Characteristics and Constitutive Model of Low-Exotherm Modified Polyurethane Grouting Materials

Table 6

The mechanical parameters of 0.11 g/cm3 specimen.

Elasticity moduli (MPa)The curve intersection point of elastic stage and platform stageYield strengths (MPa)The curve intersection point of platform stage and densification stage
TheoreticalTestTheoreticalTest

24.6226.220.030.750.720.49