The Influence of Nano-SiO₂ and Recycled Polypropylene Plastic Content on Physical, Mechanical, and Shrinkage Properties of Mortar

Figure 4

The photographs of mortar specimens’ section with different recycled PP plastic particles' content: (a) PP0, (b) PN2, (c) PP4, and (d) PN6.

(a)

(b)

(c)

(d)