Table 2 Mix design (kg/m3).

From: Designing prepacked aggregate concrete for improved mechanical properties and its field application in constructing steel tube concrete

Mixture ID

Cement

Fly ash

SFa

EAb

Water

Sand

PSAc

Flow time/s

P25

1203

228

91

76

447

/

1.5%

25

P35

1264

240

96

80

420

/

1.3%

35

P60

1255

365

180

110

388

/

2.0%

60

M30

739

200

60

50

336

832

1.1%

30

M40

739

200

60

50

336

832

0.6%

40

  1. aSilica Fumes, bExpansion Agent, cSuperplasticizers.
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