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水泥特性對混凝土性能的影響
normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>表1 水泥特性變化對混凝土性能的影響 | |||||||
normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>混凝土性能 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>增加C3S(降低C2S) | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>增加C3A(降低C4AF) | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>增加堿含量 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>增加硫酸鹽含量 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>增加微量元素組分 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>提高細(xì)度 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>提高顆粒尺寸分布的斜度 |
normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>外加劑不適應(yīng)性 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>改變C3S可能會導(dǎo)致外加劑不適應(yīng)性 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>改變C3A可能會導(dǎo)致外加劑不適應(yīng)性 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>改變堿含量可能會導(dǎo)致外加劑不適應(yīng)性 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>改變硫酸鹽含量可能會導(dǎo)致外加劑不適應(yīng)性 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>改變微量組分含量可能會導(dǎo)致外加劑不適應(yīng)性 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— |
normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>含氣量 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>增加 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>減少 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— |
normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>秘水 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>減少 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>減少 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>減少 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— |
normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>秘水 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>減少 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>減少 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>減少 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— |
normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>氧化物結(jié)合 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>增加 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— |
normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>氧化物滲透 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>下降 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— |
normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>水化熱 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>增加 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>增加 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>增加 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>增加 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— |
normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>與SCM反應(yīng) | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>增加 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>增加 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— |
normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>ASR風(fēng)險 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>增加 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— |
normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>凝結(jié)時間 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>縮短 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>縮短,可能產(chǎn)生閃凝 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>變化 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>增加 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>縮短 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>縮短 |
normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>收縮 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>下降 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>下降 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>增加 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— |
normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>坍落度損失 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>增加 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>下降 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>增加 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— |
normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>強度 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>增加 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>增加 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>早期增加,后期下降 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>增加 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>增加 |
normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>抗硫酸鹽 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>下降 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— |
normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>用水量 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>增加 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>增加 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>增加 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center> | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>增加 |
normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>工作性 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>下降 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>下降 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>增加 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>— |
normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-pagination: widow-orphan" align=left>注: ASR-堿硅反應(yīng), SCM-輔助膠凝材料 |
normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan; mso-yfti-cnfc: 1" align=center>表2 水泥特性變化對混凝土性能的影響 | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">水泥性能變化 | normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">假定僅一項組分發(fā)生變化,而其他組分不變,的條件下,對混凝土性能的影響 |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">堿含量(增加)熟料中硫酸鹽含量(增加) | normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">假定使用某一定劑量的引氣劑,使混凝土含氣量增加; |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">與另一種外加劑相互作用,使混凝土性能產(chǎn)生變化; | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">水泥凝結(jié)時間 | normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">早期強度增加,后期強度下降; |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">堿骨料反應(yīng)風(fēng)險增加(與活性骨料); | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">在, 某些條件下,增加裂縫之風(fēng)險; | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">對輔助膠凝材料增加了活性; | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">增加水化熱的升溫速度。 | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">C | normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">工作性將下降; |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">可能產(chǎn)生閃凝; | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">產(chǎn)生熱的速度會增加; | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">早期強度會增加,后期強度不受影響; | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">水泥顏色將變淡 | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">抗硫酸鹽性能變?nèi)酰?o:p> | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">延遲性鈣礬石反應(yīng)之風(fēng)險會增加; | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">可能產(chǎn)生氯化物結(jié)合。 | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">C3S含量C2S含量 | normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">工作性不受影響; |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">初凝時間會稍有縮短; | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">產(chǎn)生熱量的速度會增加; | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">早期強度會增加,后期強度可能受到的影響取決于C3S和C2S相應(yīng)的百分比含量趨向; | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">可能增加膠凝材料的用量。 | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">水泥砂漿強度 | normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">混凝土強度會增加。 |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">水泥凝結(jié)時間 | normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">混凝土的凝結(jié)時間會增加。 |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">水泥中硫酸鹽含量 | normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">閃凝之風(fēng)險會增加,強度也會變化,取決于水泥的最佳硫酸鹽含量,及強度試驗時混凝土的齡期。 |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">細(xì)度 | normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">工作性下降,用水量增加; |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">在一定的引氣劑劑量下,含氣量會下降; | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">凝結(jié)時間縮短; | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">產(chǎn)生熱量的速度會增加; | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">早期強度會增加,后期強度不受影響; | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">收縮會增加; | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">游離氧化鈣含量 | normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">由于不安定性增加,會產(chǎn)生膨脹之風(fēng)險。 |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">鎂含量 | normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">由于不安定性增加,會產(chǎn)生膨脹之風(fēng)險。 |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">微量元素組分的變化 | normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">微量元素組分含量的變化,不可能導(dǎo)致混凝土性的重大變化,但眾所周知,F(xiàn)和P2O5 的變化,會增加凝結(jié)時間; |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">可能會有例外,可向?qū)<耀@取合理的咨詢指導(dǎo)。 | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">顆粒尺寸分布 | normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">用水量增加; |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">早期強度增加; | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">孔隙率會增加; | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">凝結(jié)時間縮短。 |
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