With the gradual enrichment on the types of concrete, the types of superplasticizers have also improved, and naphthalene superplasticizers and polycarboxylic acid superplasticizers are starting to be commonly used in concrete [27,28]. Even though there have been quite a few types of superplasticizers, which can be all based on OPC, https://3dprintedhouse04714.mybloglicious.com/57597716/an-unbiased-view-of-concrete-additives-for-strength