The innocuous disposal of domestic waste is a popular project which is of great benefit in the contemporary era. Domestic garbage is piled randomly, old garbage is rampant, incineration garbage is not thorough, construction garbage and domestic garbage are mixed together, and so on. There are endless projects on domestic garbage reprocessing and various treatment methods, but garbage reuse has little effect. How to make the domestic waste construction waste sorted reasonably and reused comprehensively is a thorny problem for environmentalists. Household garbage innocuous treatment production line can be mixed by magnetic iron remover absorption and separation; large pieces of material can be used after automatic sorting and crushing by construction garbage sorter . It can be used to make sand from construction waste and bricks from road construction waste. Under the action of high-pressure airflow, flammable materials such as plastic bags, sawdust and paper towels are separated