Table 2 Recipes for the four LMG... | Emerald Publishing

Table 2

Recipes for the four LMG materials tested

Material	D _max = 4 mm, L/A = 1.4	D _max = 4 mm, L/A = 1.7	D _max = 2 mm, L/A = 1.4	D _max = 2 mm, L/A = 1.7
0/8 mm sieved gravel (D _max 4 mm): wt%	46	43
0/8 mm sieved gravel (D _max 2 mm): wt%			46	43
0/2 mm sand: wt%	18	17	18	17
K500 (calcium carbonate): wt%	36	40	36	40
Water:a wt%	12	12	12	12
SP:b wt%	5.0, 4.5	5.0, 4.5	5.0, 4.5	5.0, 4.5
Air-release agent:b wt%	0.21	0.21	0.21	0.21
Bentonite:b wt%	3.06	3.06	3.06	3.06
L/A	1.4	1.7	1.4	1.7
W/L	0.33	0.30	0.33	0.30
Content of fines (<0.063 mm): wt%	25.0	27.5	26.5	29.0

Material	D _max = 4 mm, L/A = 1.4	D _max = 4 mm, L/A = 1.7	D _max = 2 mm, L/A = 1.4	D _max = 2 mm, L/A = 1.7
0/8 mm sieved gravel (D _max 4 mm): wt%	46	43
0/8 mm sieved gravel (D _max 2 mm): wt%			46	43
0/2 mm sand: wt%	18	17	18	17
K500 (calcium carbonate): wt%	36	40	36	40
Water:a wt%	12	12	12	12
SP:b wt%	5.0, 4.5	5.0, 4.5	5.0, 4.5	5.0, 4.5
Air-release agent:b wt%	0.21	0.21	0.21	0.21
Bentonite:b wt%	3.06	3.06	3.06	3.06
L/A	1.4	1.7	1.4	1.7
W/L	0.33	0.30	0.33	0.30
Content of fines (<0.063 mm): wt%	25.0	27.5	26.5	29.0

a

wt% of all aggregates + limestone filler

b

wt% of water

Note: each of the four LMG materials was tested at two different consistencies. W/L, water-to-limestone filler-ratio