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

Table 2

Mix proportions of the mortar.

Experimental conditions	Water-to-cement (W/C) ratio	SP (%)	Mix proportion (g/kg)
			Cement	Sand	Water	PP plastic	Nano-SiO2
PP0	0.3	0.65	384.6	500	115.4	0	0
PP2	0.3	0.4	384.6	400	115.4	34.7	0
PP4	0.3	0.35	384.6	300	115.4	69.4	0
PP6	0.3	0.3	384.6	200	115.4	104.2	0
PN0	0.3	0.8	384.6	500	115.4	0	19.2
PN2	0.3	0.5	384.6	400	115.4	34.7	19.2
PN4	0.3	0.45	384.6	300	115.4	69.4	19.2
PN6	0.3	0.4	384.6	200	115.4	104.2	19.2