Bond Behavior between Concrete and Self-Expansion Polymer Material under Normal Pressures

Figure 5

Relationship between bond strength and polymer density. (a) C30-1; (b) C30-2; (c) 0.0 MPa; (d) 1.0 MPa; (e) 2.0 MPa.

(a)

(b)

(c)

(d)

(e)