The Mechanical Properties of Recycled Coarse Aggregate Concrete with Lithium Slag
Table 3
The design of mix proportion.
Code
RCA (%)
LS (%)
Mix proportion (kg·m−3)
Water
Additional water
Cement
LS
NCA
RCA
Sand
NCC-0-0
0
0
195.00
0.00
433.00
0.00
1221.40
0.00
523.50
NCC-0-10
0
10
195.00
0.00
389.70
43.30
1221.40
0.00
523.50
NCC-0-15
0
15
195.00
0.00
368.05
64.95
1221.40
0.00
523.50
NCC-0-20
0
20
195.00
0.00
346.40
86.60
1221.40
0.00
523.50
NCC-0-25
0
25
195.00
0.00
324.75
108.25
1221.40
0.00
523.50
RCC-30-0
30
0
195.00
7.84
433.00
0.00
854.98
366.42
523.50
RCC-50-0
50
0
195.00
13.07
433.00
0.00
610.70
610.70
523.50
RCC-70-0
70
0
195.00
18.30
433.00
0.00
366.42
854.98
523.50
RCC-100-0
100
0
195.00
26.13
433.00
0.00
0.00
1221.40
523.50
RCC-30-10
30
10
195.00
7.84
389.70
43.30
854.98
366.42
523.50
RCC-30-15
30
15
195.00
7.84
368.05
64.95
854.98
366.42
523.50
RCC-30-20
30
20
195.00
7.84
346.40
86.60
854.98
366.42
523.50
RCC-30-25
30
25
195.00
7.84
324.75
108.25
854.98
366.42
523.50
RCC-50-10
50
10
195.00
13.07
389.70
43.30
610.70
610.70
523.50
RCC-50-15
50
15
195.00
13.07
368.05
64.95
610.70
610.70
523.50
RCC-50-20
50
20
195.00
13.07
346.40
86.60
610.70
610.70
523.50
RCC-50-25
50
25
195.00
13.07
324.75
108.25
610.70
610.70
523.50
RCC-70-10
70
10
195.00
18.30
389.70
43.30
366.42
854.98
523.50
RCC-70-15
70
15
195.00
18.30
368.05
64.95
366.42
854.98
523.50
RCC-70-20
70
20
195.00
18.30
346.40
86.60
366.42
854.98
523.50
RCC-70-25
70
25
195.00
13.07
324.75
108.25
366.42
854.98
523.50
RCC-100-10
100
10
195.00
26.13
389.70
43.30
0.00
1221.40
523.50
RCC-100-15
100
15
195.00
26.13
368.05
64.95
0.00
1221.40
523.50
RCC-100-20
100
20
195.00
26.13
346.40
86.60
0.00
1221.40
523.50
RCC-100-25
100
25
195.00
13.07
324.75
108.25
0.00
1221.40
523.50
Note: in NCC/RCC-50-10, NCC represents natural concrete; RCC represents recycled concrete; 50 represents RCA 50% substitution rate; 10 represents LS 10% content; other specimen numbers are set according to this method.
