Use of Preplaced Casting Method in Lightweight Aggregate Concrete

Table 5

Testing results of compressive strength and unit weight.

Mix code	Cubic compressive strength; (MPa)			Axial compressive strength; (MPa)			Unit weight; (kg/m^3)
	7 d	28 d	56 d	7 d	28 d	56 d	28 d
1-1	31.68	35.89	39.41	25.49	28.72	31.55	1820
1-2	32.55	37.10	41.82	26.16	30.30	33.47	1780
2-1	32.06	37.01	40.65	27.29	32.99	33.57	1832
2-2	33.14	40.14	44.07	28.10	33.32	35.58	1792
3-1	35.36	42.11	46.83	28.42	34.28	37.94	1841
3-2	38.73	44.31	48.71	31.31	36.87	39.36	1809