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The main uses of waterproofing agents
Waterproof mortar and waterproof concrete mixed with waterproofing agents are mainly used in underground engineering of industrial and civil buildings, water storage structures and water intake struct…
Waterproofing agent performance
Admixtures that can reduce the water permeability of mortar and concrete under hydrostatic pressure are called waterproofing agents. Waterproofing agent is a powder or water agent added during the mix…
Main types of air-entraining agents
1. Natural plants: rosin thermopolymer, rosin soap, calcium lignosulfonate, triterpene saponin, humic acid sulfonate; 2. Alkyl and alkyl aromatic hydrocarbon sulfonates: Dodecyl sulfonate, alkyl benze…
The main uses of air-entraining agents
The main function of air-entraining agent is to improve the workability of concrete, reduce the segregation and bleeding of the mixture, and improve the durability and frost resistance of concrete, so…
Air-entraining agent performance
Air-entraining agents can significantly improve the homogeneity and construction performance of fresh concrete mixtures. Air-entraining agents also increase the durability of concrete structures, espe…
Main types of retarder
There are many types of retarder, which can be divided into two categories: organic substances and inorganic substances. The main characteristic of organic substance retarder is that the usage amount …
Retarder uses and usage restrictions
Retarder, retarding water reducing agent and retarding high-efficiency water reducing agent can be used for large-volume concrete, roller compacted concrete, pan construction in hot climate conditions…
Retarder performance
Retarder and retarding water-reducing admixture have different retarding effects in slurry and concrete. The retardation effect increases with the increase in dosage, and excessive addition will cause…
Main types of early strengthening agents
1. Chloride Potassium chloride, sodium chloride, lithium chloride, amine chloride, calcium chloride, zinc chloride, tin chloride, and aluminum chloride all have good early-strength effects, usually Ca…
The uses and limitations of early strengthening agents
Early strength agent is used in steam-cured concrete and various concretes with early strength requirements constructed under normal mixing, low temperature and negative temperature conditions. …
