With the gradual enrichment with the types of concrete, the types of superplasticizers have also increased, and naphthalene superplasticizers and polycarboxylic acid superplasticizers are beginning to be commonly used in concrete [27,28]. Although there happen to be quite a few types of superplasticizers, that are all based on OPC, the https://3d-printing59360.bloggip.com/37764687/the-ultimate-guide-to-and-more-resistant-structures-silicafume-highperformanceconcrete-densemixes-https-www-cabr-concrete-com