Specimen item

Slump (mm)

Vibration time (s)

Ununiformity

28d compressive strength (MPa)

28d rupture strength (MPa)

Compressive strength deviation (MPa)

J1

120

10

0.18

57.4

8.4

12.5

J2

160

10

0.10

62.2

9.1

6.7

J3

200

10

0.08

67.0

10.1

2.2

J4

240

10

0.14

55.1

9.2

8.2

Z0

200

0

0.36

52.2

7.1

7.8

Z10

200

10

0.08

67.1

10.1

2.2

Z30

200

30

0.20

60.2

9.1

5.0

Z50

200

50

0.45

55.3

6.4

9.3