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水泥特性对混凝土性能的影响
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normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>表1 水泥特性变化对混凝土性能的影响 | |||||||
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>增加碱含量 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>增加硫酸盐含量 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>增加微量元素组分 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>提高细度 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>提高颗粒尺寸分布的斜度 |
normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>外加剂不适应性 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>改变C3S可能会导致外加剂不适应性 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>改变C3A可能会导致外加剂不适应性 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>改变碱含量可能会导致外加剂不适应性 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>改变硫酸盐含量可能会导致外加剂不适应性 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>改变微量组分含量可能会导致外加剂不适应性 | 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>含气量 | 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>减少 | 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>减少 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>减少 | 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>减少 | 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>减少 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>减少 | 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>减少 | 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>氧化物结合 | 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>氧化物渗透 | 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>水化热 | 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>与SCM反应 | 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风险 | 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>凝结时间 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>缩短 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>缩短,可能产生闪凝 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>变化 | 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>缩短 | normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>缩短 |
normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan" align=center>收缩 | 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>坍落度损失 | 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>强度 | 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>抗硫酸盐 | 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-碱硅反应, SCM-辅助胶凝材料 |
normal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center; mso-pagination: widow-orphan; mso-yfti-cnfc: 1" align=center>表2 水泥特性变化对混凝土性能的影响 | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">水泥性能变化 | normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">假定仅一项组分发生变化,而其他组分不变,的条件下,对混凝土性能的影响 |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">碱含量(增加)熟料中硫酸盐含量(增加) | normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">假定使用某一定剂量的引气剂,使混凝土含气量增加; |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">与另一种外加剂相互作用,使混凝土性能产生变化; | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">水泥凝结时间 | normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">早期强度增加,后期强度下降; |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">碱骨料反应风险增加(与活性骨料); | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">在, 某些条件下,增加裂缝之风险; | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">对辅助胶凝材料增加了活性; | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">增加水化热的升温速度。 | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">C | normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">工作性将下降; |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">可能产生闪凝; | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">产生热的速度会增加; | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">早期强度会增加,后期强度不受影响; | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">水泥颜色将变淡 | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">抗硫酸盐性能变弱,; | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">延迟性钙矾石反应之风险会增加; | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">可能产生氯化物结合。 | |
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">工作性不受影响; |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">初凝时间会稍有缩短; | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">产生热量的速度会增加; | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">早期强度会增加,后期强度可能受到的影响取决于C3S和C2S相应的百分比含量趋向; | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">可能增加胶凝材料的用量。 | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">水泥砂浆强度 | normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">混凝土强度会增加。 |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">水泥凝结时间 | normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">混凝土的凝结时间会增加。 |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">水泥中硫酸盐含量 | normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">闪凝之风险会增加,强度也会变化,取决于水泥的最佳硫酸盐含量,及强度试验时混凝土的龄期。 |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">细度 | 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">在一定的引气剂剂量下,含气量会下降; | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">凝结时间缩短; | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">产生热量的速度会增加; | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">早期强度会增加,后期强度不受影响; | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">收缩会增加; | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">游离氧化钙含量 | normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">由于不安定性增加,会产生膨胀之风险。 |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">镁含量 | normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">由于不安定性增加,会产生膨胀之风险。 |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">微量元素组分的变化 | normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">微量元素组分含量的变化,不可能导致混凝土性的重大变化,但众所周知,F和P2O5 的变化,会增加凝结时间; |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">可能会有例外,可向专家获取合理的咨询指导。 | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">颗粒尺寸分布 | 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">早期强度增加; | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">孔隙率会增加; | |
normal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan">凝结时间缩短。 |
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