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Chapter 9

Admixtures

加速器
加速器
An admixture is an additional substance added to the concrete during mixing to include a unique feature. Admixtures used to accelerate the hardening of ...
减速 顶
减速 顶
In hot weather concreting, when the normal setting time is shortened by the higher temperature, it can lead to the formation of cold joints between ...
增塑剂
增塑剂
Consider concreting in locations that are difficult to access in a mold. Plasticizers help concrete compact on its own, enhancing workability with less ...
高效减水剂
高效减水剂
Superplasticizers are used to prepare fluid concrete that can be easily placed in dense reinforcement arrangements within a mold or for quick placement in ...
混凝土中的添加剂和填料
混凝土中的添加剂和填料
Fillers and additives are fine-grained materials with a fineness similar to Portland cement. Pozzolans and blast-furnace slag, used as cementitious ...
混凝土中的防水和抗菌外加剂
混凝土中的防水和抗菌外加剂
Concrete takes in water due to the surface tension in the capillary pores of the cement paste, which draws in water through capillary action. ...
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