工程混凝土实验室配合比为1:2.30:4.27,水灰比W⼀C=0.6,每立方米混凝土水泥用量为300kg,现场沙石含水率

2024-12-27 05:58:14
推荐回答(5个)
回答1:

配合比为1:2.30:4.27,水灰比W/C=0.6,水泥用量为300kg,计算配合比
W:300*0.6=180
S:300*2.30=690
G:300*4.27=1281
所以计算配合比为W:180、C:300、S:690、G:1281

因砂石含水率分别为2%、1%计算施工配合比:
W:180-690*0.02-1281*0.01=153
S:690+690*0.02=704
G:1281+1281*0.01=1294
所以计算配合比为W:153、C:300、S:704、G:1294
因用350搅拌机所以:
W:153*0.35=54
C:300*0.35=105
S:704*0.35=246
G:1294*0.35=453
每次搅拌的材料用量是:W:54、C:105、S:246、G:453

回答2:

因为 实验室每立方的配合比为:180:300: 690: 1281
所以施工配合比为:153: 300: 704: 1294
1方=1000升 350升=0.35方
每拌一次材料用量为:水54 水泥105 砂246 石453 (单位:公斤)

回答3:

砂:300*2.30*(1+2%)*0.35=246.33kg;
石:300*4.27*(1+1%)*0.35=452.83kg;
水:300*0.6*0.35-300*2.30*2%*0.35-300*4.27*1%*0.35=53.7kg;
水泥:300*0.35=105kg.

回答4:

毎方用料:153:300:704:1294
350搅拌机好像搅0.5立方,按照上面比例计算就行

回答5:

推荐答案第二问完全错了,而且第一问没必要这么麻烦。。

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