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Heritage Science

Table 1 Chemical composition of the raw materials

From: A new ingredient to improve Chinese traditional hydraulic lime and its assessment on stone heritage conservation

Types

MgO (%)

Al2O3 (%)

Fe2O3 (%)

SiO2 (%)

CaO (%)

Others (%)

Substances lost by calcination (%)

Ginger nut (1000 °C, 2 h)

1.27

4.45

2.12

19.29

38.23

1.55

33.10

AGA soil (1000 °C, 2 h)

0.90

2.23

0.87

10.37

45.87

0.69

39.07

Shell lime (1000 °C, 2 h)

0.90

1.93

0.56

8.44

55.81

1.37

31.00

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