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- This paper showed the effect of applying HCSA high performance concrete expansive agent to underground garage of China Grand Theater Art Plaza. 根据我国混凝土膨胀剂使用现状,提出了正确使用膨胀剂的意见,并对常见事故原因进行了分析,提出了处理措施。
- This paper introduces the composition and properties of calcium aluminate type concrete expansion agent (AEA). 介绍了铝酸钙类(AEA)混凝土膨胀剂的组成及性能。
- Shout to standard in vocation of concrete expansive agent 混凝土膨胀剂行业呼唤规范
- Several lower alkalinity and small addition concrete expansion agents were prepared with different raw materials. 摘要利用不同的原料配制了多组低碱低掺型混凝土膨胀剂。
- A new generation AEA concrete expansion agent 新一代AEA混凝土膨胀剂
- Keywords mass concrete;ZY high performance concrete expansive agent;shrinkage compensating concrete;temperature control; 大体积混凝土;ZY高性能混凝土膨胀剂;补偿收缩混凝土;温控;
- Performance Study on Concrete Expansion Agent and Its'Use 混凝土膨胀剂性能试验及应用
- The Adaptability of Concrete Expansion Agent and Chemical Additive 混凝土膨胀剂与化学外加剂的适应性
- combination of concrete expansion agent and superplastieizers 减水剂与膨胀剂复合技术
- concrete expansive agent 混凝土膨胀剂
- The Frost -resistance of concrete with 55%fly-ash which is admixed with united expansive agent(UEA) has been improved greatly. 粉煤灰掺量为55%25的混凝土在掺加UEA膨胀剂后其抗盐冻性能有明显改善;
- Restraining the shrinkage and crack of concrete by using of expansive agent has been an effective controlling method since the setting of shrinkage-compensating theory. 自补偿收缩理论建立以来,采用混凝土膨胀剂抑制混凝土的收缩开裂是行之有效的控制方法。
- Preparation of new cement concrete expansion agent using various industrial waste residues 利用多种工业废渣制备新型水泥混凝土膨胀剂
- Study on performance and composition of ettringite type concrete expansion agent 钙矾石型混凝土膨胀剂组成与性能的研究
- The research on concrete permeability to gasoline containing the admixtures of fly ash, superplasticizer, air-entraining agent or UEA expansive agent has been conducted in a cryogenic pressure vessel. 在低温压力容器内,分别对掺粉煤灰掺合料和高效减水剂、引气剂、UEA膨胀剂等外加剂混凝土进行低温抗渗汽油试验。
- The mechanism and model of sulfate attack on roller compacted concrete(RCC) with expansive agent have been proposed by investigating the microstructures of RCC with optical micrograph and SEM-EDS. 通过光学显微镜和电子显微镜观察分析硫酸盐对碾压混凝土的侵蚀特征,提出三种主要侵蚀的方式,并建立理论模型。
- Ettringite is one of the important hydration products of cement and it is also the main component of aluminate expansive agent. 钙矾石是水泥重要的水化产物之一,也是铝酸盐类膨胀剂产生膨胀的主要物质,但它在混凝土中并不稳定,容易发生重结晶。
- The early-age hydrates and paste structure of complex binders composed of Portland cement, mineral admixture and expansive agent were investigated with XRD and ESEM. 利用XRD和ESEM研究了由硅酸盐水泥、矿物掺和料和膨胀剂组成的复合胶凝材料的初期水化产物和浆体结构。
- concrete expansion agent 混凝土膨胀剂
- This type of expansive agent is produced by corporating specially-produced clumious clinker with anhydrite which can be achieved by firing ardealite (one of industrial wastes) and losing water in it. 本文介绍了利用工业废弃物磷石膏煅烧脱水制取硬石膏,再与特制高铝熟料配合研制混凝土高效膨胀剂。