Experimental Study on Modification of Grouting Material for Joints of Prefabricated Buildings

International Journal of Concrete Structures and Materials

Table 11 Mix proportion of modified grouting material (g/L)

Group	PC	LP	EA	W	S1	S2	PCE	F + D	NL	RP	EP
BG	660	360	76.8	264	400	500	2.3	1.24	/	/	/
E2C0R5	660	360	76.8	264	380	500	2.3	1.24	/	5.94	0.90
E2C2R5	660	360	76.8	257.4	380	500	2.8	1.24	16.5	5.94	0.90
E2C5R5	660	360	76.8	250.8	380	500	4.0	1.24	33	5.94	0.90
E2C7R5	660	360	76.8	244.2	380	500	4.8	1.24	49.5	5.94	0.90
E1C2R5	660	360	53.4	257.4	380	500	2.8	1.24	16.5	5.94	0.90
E3C2R5	660	360	100.9	257.4	380	500	2.8	1.24	16.5	5.94	0.90
E2C2R7	660	360	76.8	257.4	372	500	2.8	1.24	16.5	8.34	1.26
E2C2R10	660	360	76.8	257.4	360	500	2.8	1.24	16.5	11.91	1.80
E2C2R15	660	360	76.8	257.4	340	500	2.8	1.24	16.5	17.87	2.70

BG indicates the basic group; E1–E3 represents 5%, 7%, and 9% dosage of EA, respectively; C0–C7 represents 0%, 2.5%, 5%, and 7.5% dosage of NL, respectively; R5–R15 represents 5%, 7%, 10%, and 15% dosage of RP, respectively