Foam concrete grouting material taking gold tailings as raw material and preparation method of foam concrete grouting material

The invention relates to a foam concrete grouting material taking gold tailings as a raw material and a preparation method of the foam concrete grouting material, belongs to the technical field of solid waste resourceful treatment, and solves at least one of the problems of resource waste, environmental pollution and the like caused by insufficient recycling of the gold tailings and direct discarding in the prior art. The invention discloses a foam concrete grouting material which is composed of a solid material and a liquid material, the solid material contains gold tailing treatment substances, cement, glass wool and a foaming agent; the liquid material contains an organic binder, a thickening agent, a water reducing agent, an early strength agent and water. The grouting material is excellent in performance and meets the JC/T986-2005 standard of common grouting materials, the strength is larger than or equal to 30 Mpa within 1-3 days after pouring forming, the vertical expansion rate is larger than or equal