A Study on Optimum Mixture Ratio of Reactive Powder Concrete
Table 2
The mixture ratio of the specimens and the test results.
Group
W/B
FA
N-MB
Fiber
Curing method
Fluidity (mm)
Strength test/cal. (MPa)
Variation (%)
G1
0.16
0.15
0.15
—
C3
136
158/161
1.9
0.16
0.3
0.15
—
C3
123
164/177
7.9
0.2
0.3
—
—
C3
187
129/128
−0.8
0.2
0.3
—
—
C3
182
143/141
−1.4
G2
0.16
0.15
0.15
—
C1
136
129/130
0.8
0.17
0.3
—
—
C1
145
126/123
−2.4
0.18
0.3
—
—
C1
159
117/116
−0.9
0.19
0.3
—
—
C1
172
108/109
0.9
0.2
0.3
—
—
C1
187
103/104
1
0.22
0.3
—
—
C1
209
95/94
−1.1
0.24
0.3
—
—
C1
223
86/86
0
0.26
0.3
—
—
C1
237
77/79
2.6
0.16
0.15
0.15
—
C2
136
138/143
3.6
0.17
0.3
—
—
C2
145
136/134
−1.5
0.18
0.3
—
—
C2
159
129/126
−2.3
0.19
0.3
—
—
C2
172
122/120
−1.6
0.2
0.3
—
—
C2
187
113/114
0.9
0.22
0.3
—
—
C2
209
106/103
−2.8
0.24
0.3
—
—
C2
223
97/94
−3.1
0.26
0.3
—
—
C2
237
86/87
1.2
0.16
0.15
0.15
—
C3
136
156/161
3.2
0.17
0.3
—
—
C3
145
153/151
−1.3
0.18
0.3
—
—
C3
159
147/143
−2.7
0.19
0.3
—
—
C3
172
139/135
−2.9
0.2
0.3
—
—
C3
187
131/128
−2.3
0.22
0.3
—
—
C3
209
120/116
−3.3
0.24
0.3
—
—
C3
223
105/106
1
0.26
0.3
—
—
C
237
98/98
0
G3
0.16
0.15
0.15
1
C
130
185/186
0.5
0.16
0.15
0.15
2
C3
127
197/199
1
0.16
0.15
0.15
3
C3
119
215/211
−1.9
0.18
0.3
—
1
C3
148
173/165
−4.6
0.18
0.3
—
2
C3
142
181/177
−2.2
0.18
0.3
—
3
C3
138
193/187
−3.1
0.22
0.3
—
1
C3
206
138/135
−2.2
0.22
0.3
—
2
C3
201
150/144
−4
0.22
0.3
—
3
C3
194
156/152
−2.6
0.26
0.3
—
1
C3
236
110/114
3.6
0.26
0.3
—
2
C3
233
118/121
2.5
0.26
0.3
—
3
C3
229
123/128
4.1
G4
0.18
0.3
—
2
C3
147
175/177
1.1
0.18
0.3
—
2
C3
154
178/177
−0.6
0.18
0.3
—
2
C3
159
183/177
−3.3
0.18
0.3
—
2
C3
163
181/177
−2.2
0.18
0.3
—
2
C3
167
180/177
−1.7
G5
0.18
0.15
—
2
C3
137
182/177
−2.7
0.18
0.2
—
2
C3
142
187/177
−5.3
0.18
0.25
—
2
C3
153
184/177
−3.8
0.18
0.3
—
2
C3
159
180/177
−1.7
0.2
0.15
—
2
C3
161
164/159
−3
0.2
0.2
—
2
C3
173
159/159
0
0.2
0.25
—
2
C3
179
155/159
2.6
0.2
0.3
—
2
C3
187
152/159
4.6
G6
0.16
0.3
—
2
C3
122
189/199
5.3
0.16
0.225
0.075
2
C3
129
195/199
2.1
0.16
0.15
0.15
2
C3
136
200/199
−0.5
0.16
0.075
0.225
2
C
143
207/199
−3.9
0.16
0
0.3
2
C
141
209/199
−4.8
Note. The steel fiber ratio is based on RPC volume, and the ratio of other components is based on cement mass. (2) The contents of silica fume and quartz sand keep the same as SF content is 0.3, and quartz sand is 1.2. (3) P.O.42.5 is used in G2∼G6. (4) SF90 is used in G1∼G3 and G6.