粉煤灰砖是以粉煤灰与石灰为主要原材料,掺入适量的骨料,也可掺入适量的石膏,经加水搅拌、消化、碾压、压制成型和蒸汽养护而制成的墙体材料。生产粉煤灰砖,既处理了工业废料,又可代替普通粘土砖,不挖农田,支援了农业生产。 Fly ash bricks are made of fly ash and lime as the main raw materials, mixed with appropriate amount of aggregates, and can also be mixed with appropriate amount of gypsum, and then added to the wall after mixing with water, agitation, rolling, pressing and steam curing. material. The production of fly ash bricks not only handles industrial waste, but also replaces ordinary clay bricks and does not dig farmland, supporting agricultural production.