With The gradual enrichment in the types of concrete, the types of superplasticizers have also enhanced, and naphthalene superplasticizers and polycarboxylic acid superplasticizers are starting to be commonly used in concrete [27,28]. While there are actually many types of superplasticizers, which might be all based on OPC, the ingredient morphology https://ptfepowder37147.mpeblog.com/66553887/rumored-buzz-on-air-entraining-agents