Table 4 Geopolymer mortar mixing ratio.

From: Mechanical properties of alkali activated geopolymer cement mortar for non vibratory compacted trench backfilling

Sample

Cement

FA

MK

River sand

NaOH

Na2SiO3

Water

(kg/m3)

(kg/m3)

(kg/m3)

(kg/m3)

(kg/m3)

(kg/m3)

(kg/m3)

F30M00A0

280

120

0

1200

0

0

150

F30M10A4

240

120

40

1200

3.74

2.67

150

F30M20A8

200

120

80

1200

9.33

6.67

150

F50M00A4

200

200

0

1200

4.67

3.33

150

F50M10A8

160

200

40

1200

11.20

8.00

150

F50M20A0

120

200

80

1200

0

0

150

F70M00A8

120

280

0

1200

13.06

9.33

150

F70M10A0

80

280

40

1200

0

0

150

F70M20A4

40

280

80

1200

8.40

6.00

150

  1. Take F30M10A4 as an example, where F30 is the fly ash substitution rate of 30%, M10 is the metakaolin substitution rate of 10%, and A4 is the alkali-induced incorporation amount of 4%.
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