The demand for concrete admixtures is vast and domestic companies are actively deploying overseas markets

The demand for concrete admixtures is vast, and domestic companies are actively deploying overseas markets

Concrete admixtures are materials that are added during the mixing process of concrete and can improve the properties of concrete as required. The dosage should not exceed 5% of the cement mass (excep…

How to choose admixtures in ready-mixed mortar?

The performance requirements for ready-mixed mortar are relatively high, and some mortars are also required to have multiple functions. For example, self-leveling mortar requires not only good flowing…

Selection and use of concrete admixtures

Adding admixtures to concrete can significantly improve the technical properties of concrete and achieve significant technical and economic effects. Improper selection and use can cause accidents. The…

Main types of air-entraining water-reducing admixtures

Air-entraining water-reducing agents can be divided into two types: ordinary and high-efficiency typesOrdinary air-entraining water-reducing agents: 1. Calcium lignosulfonate and magnesium lignosulfon…

Uses of air-entraining water-reducing admixtures

The use range of air-entraining water-reducing admixtures is as wide as that of air-entraining agents. Basically, air-entraining water-reducing admixtures can be used instead of air-entraining agents …

Main varieties of retarding water reducing admixtures

Among the retardant water-reducing admixtures, which are processed from natural products, there are lignin sulfonate series and polyol series. The former is widely used in ordinary water-reducing agen…

What are the regulations on the representative batch size of concrete admixtures?

1. Concrete admixtures based on the GB8076 standard of “Concrete Admixtures”: each number of the same type of admixture with a content of ≥1% is 100 tons, and each number of admixtures wit…

Standards, specifications, procedures and regulations related to concrete admixtures

1. “Classification, naming and definition of concrete admixtures” GB8075-2005 2. “Concrete admixtures” GB8076-2008 3. “Concrete admixture uniformity” Qualitative Te…

Names and definitions of concrete admixtures with different functions

According to the national standard GB8075-2005, 27 types of concrete admixtures are defined. They are: 1. Ordinary water-reducing admixtures: When the slump of concrete is basically the same, it can r…

Classification of concrete admixtures

Concrete admixtures are divided into four categories according to their main functions: 1. Admixtures that improve the rheological properties of concrete mixtures. Including water reducing agent, air …

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