Study on Creep Mechanical Properties of Non-Water Reacting Polyurethane Grouting Material

Figure 11

Variation curves of axial strain with time for the polyurethane sample with different densities under heating and cooling conditions. (a) Density = 0.141 g/cm³. (b) Density = 0.231 g/cm³. (c) Density = 0.355 g/cm³.

(a)

(b)

(c)