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Table 1 Mix proportions of concrete

From: Development of a fast-hardening retarding high-early-strength concrete with low-alkalinity sulphoaluminate cement and practical application

 

LASC (kg/m3)

FHSC (kg/m3)

Polycarboxilc SP (kg/m3)

Naphthalane SP + steel fiber + borax (kg/m3)

Aluminum sulfate (kg/m3)

Fine aggregate (kg/m3)

Coarse aggregate (kg/m3)

Water (kg/m3)

Water-cement ratio

Mix 1

550

–

8.25

–

6.05

650

1165

176

0.32

Mix 2

476

–

8.25

–

6.05

650

1165

176

0.37

Mix 3

550

–

4.4

–

6.05

650

1165

204

0.37

Mix 4

550

–

4.4

–

4.95

650

1165

204

0.37

Mix 5

550

–

4.4

–

3.85

650

1165

204

0.37

Mix 6

550

–

4.4

–

2.75

650

1165

204

0.37

Mix 7

–

550

–

10 + 65 + 3.3

–

650

1165

215

0.39

Mix 8

550

–

–

5 + 0 + 0

–

650

1165

204

0.37

Mix 9

550

–

5.5

–

–

650

1165

204

0.37

Mix 10

550

–

5.5

0 + 65 + 0

6.05

650

1165

204

0.37