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(What problems should be paid attention to when using polycarboxylate water reducer for concrete of C30 and below) What is Polycarboxylate superplasticizer?  Polycarboxylate superplasticizer has more advantages than traditional naphthalene series and aliphatic…

(3-12 Kinds of Concrete Additives Used in Refractory Castable, Plastic and Ramming Materials (3)) The properties and varieties of concrete additives for refractories, especially refractory castables, ramming materials, plastics and other amorphous…

(2-12 Kinds of Concrete Additives Used in Refractory Castable, Plastic and Ramming Materials(2)) The properties and varieties of concrete additives for refractories, especially refractory castables, ramming materials, plastics and other amorphous refractories…

(1-12 Kinds of Concrete Additives Used in Refractory Castable, Plastic and Ramming Materials(1)) The properties and varieties of concrete additives for refractories, especially refractory castables, ramming materials, plastics and other amorphous refractories…

(Should retarder be added in the construction of refractory castables in summer?) In the case of extremely high temperature in summer, it is best to add some retarders in the construction of…

(How to determine the optimum dosage of concrete superplasticizer) Determination of the optimum dosage of concrete superplasticizer by the fluidity of cement paste In terms of the adaptability of cement and concrete…

(Properties and Functions of Retarders and Foaming Agent) Properties and functions of retarders The substance that can delay the setting and hardening time of refractory castable is called retarder. The action mechanism…

(Action Mechanism of Common Retarders) Action principle of retarders 1. Reduce the solubility of hemihydrate gypsum. 2. Slow down the dissolution rate of hemihydrate gypsum. 3. Retarding ions are adsorbed on the…

(Factors affecting the effect of concrete superplasticizer) What is concrete superplasticizer? Admixtures that can greatly reduce the amount of mixing water under the condition that the slump of concrete is basically the same…

(What are Concrete Additives?) Concrete additive is a substance added in the process of mixing concrete to improve the performance of concrete, the amount of which is not more than 5% of…

(Sugar Used For Concrete Retarder) Concrete retarder is a kind of additive which can delay the hydration reaction time of cement, so as to delay the setting time of cement. The types…

(Classification of Concrete Additives) Concrete additive is a chemical substance added in the process of mixing concrete, accounting for less than 5% of the quality of cement, which can significantly improve the…