矿粉试验(含水量比表面积烧矢量密度活性指数对比流动度)

矿粉试验原始记录QR8.2.4-11,,,,,,,,,,,

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生产厂家,,广西鱼峰混凝土预拌站-005,,,,试验编号,,,,,

收样日期,,,级别,I级,,出厂编号,,,,,

试验日期,,2016/9/14,检测依据,,,GB/T18046-2008,,,,,

试验记录,,,,,,,,,,,

含水量,烘干前质量（g）,,,烘干后恒质量（g）,,,,含水量（%）,平均含水量,,

,50.00,,,49.89,,,,0.2,0.2,,

,50.00,,,49.90,,,,0.2,,,

密度,初始读数(mL),,矿粉质量（g）,第二次读数（mL）,,单次密度值（g/cm3）,,平均值（g/cm3）,,,

,0.2,,60.02,19.47,,3.11,,3.12,,,

,0.3,,60.01,19.48,,3.13,,,,,

比表面积,密度值（g/cm3）,,试样质量（g）,沉降时间（S）,,单次比表面积（cm2/g）,,平均值（m2/kg）,,,

,3.11,,2.87,137,,4382,,443,,,

,3.13,,2.88,137,,4478,,,,,

流动度比,胶砂种类,,对比水泥（g）,矿粉(g),标准砂（g）,水（mL）,流动度（mm）,流动度比（%）,,,

,对比胶砂Lm,,450,-,1350,225,209,102,,,

,试验胶砂L,,225,225,1350,225,213,,,对比胶砂,试验胶砂

烧失量,坩埚恒质量（g）,,试样质量（g）,,灼烧后总恒质量（g）,,单次烧失量（%）,平均烧失量（%）,28d抗压Mpa,56.01,55.94

,20.0102,,1.0031,,21.0111,,0.22,0.24,,55.58,57.26

,20.0098,,1.0028,,21.01,,0.26,,,57.28,57.73

三氧化硫测定,试样质量（g）,,灼烧后沉淀物质量（g）,,,三氧化硫（%）,,平均值（%）,,54.02,56.38

,0.5784,,0.0115,,,0.68,,0.69,,53.40,57.09

,0.5821,,0.0118,,,0.70,,,,54.15,57.11

活性指数,2016/9/21,对比胶砂,试验胶砂,活性指数（%）,2016/10/12,对比胶砂,试验胶砂,活性指数（%）,,55.1,56.9

,,荷载KN,荷载KN,,,荷载KN,荷载KN,,,,

,7d抗压,89.62,77.62,89,28d抗压,89.62,89.51,103,7抗压Mpa,56.01,48.51

,,87.53,76.63,,,88.92,91.62,,,54.71,47.89

,,85.61,78.65,,,91.65,92.36,,,53.51,49.16

,,87.62,78.60,,,86.43,90.21,,,54.76,49.13

,,86.42,78.53,,,85.44,91.34,,,54.01,49.08

,,85.63,76.51,,,86.64,91.38,,,53.52,47.82

,平均值MPa,54.4,48.6,,平均值MPa,55.1,56.9,,,54.4,48.6

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对应相关试件,,,,,,,,,,,

检测结论,,根据以上检验结果，该批矿粉所检指标符合GB/T18046/2008中S95级别技术指标的规定。可作混