Process for producing aerated building blocks by using hot splashing method steel slag

• Main Authors: CUI BINGFENG, ZHENG KEQIN, CHEN SHENGPENG, LI XIANGMEI
• Format: Patent
• Language: Chinese; English
• Published: 18.08.2023
• Subjects: ARTIFICIAL STONE; CEMENTS; CERAMICS; CHEMISTRY; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS; CONCRETE; LIME, MAGNESIA; METALLURGY; REFRACTORIES; SLAG; TREATMENT OF NATURAL STONE

The invention relates to the technical field of environment-friendly building materials, and particularly discloses a process for producing aerated building blocks by using hot splashing method steel slag, which comprises the following steps: S1, preparing steel slag, cement, sand, fly ash and aerated block waste materials, then selecting porous particles in the steel slag as fine aggregates in a sorting manner, and drying the fine aggregates; solid steel slag with heavy mass and large particles is crushed; s2, the steel slag and the aerated block waste are conveyed into a stirring machine through conveying equipment to be stirred; s3, uniformly stirring the steel slag and the aerated block waste, adding an additive, stirring for 30-50 minutes, adding cement and water, stirring, and feeding the mixture into forming equipment for pouring and forming after stirring is completed; and S4, feeding the formed aerated block into steam curing equipment for steam curing to obtain the concrete aerated block. A large am