This invention discloses a self-activated
solid waste
slurry and its preparation method, comprising waste
slag, a
solid waste cementitious material, and water. The components are expressed as follows by weight percentage or parts: 100 parts waste
slag; 15-60 parts
solid waste cementitious material, wherein the solid waste cementitious material consists of a
silicon-aluminum rich precursor, a strongly
alkaline activation source, and a
rheology-modifying supplementary source, with a
mass ratio of 1:(0.2-0.8):(0.1-0.4); and water. This invention eliminates the highly corrosive liquid chemical activator required in traditional
alkaline activation materials, achieving self-activation through
dry powder premixing of a strongly
alkaline activation source, a
silicon-aluminum rich precursor, and a
rheology-modifying supplementary source.