and Garbage grinder
Solid waste is divided in to construction waste and municipal solid waste:
The type of construction waste, including debris (soil, stones, bricks, concrete, slag, etc.), synthetic (, resin, rubber, asphalt, paint, etc.), other (metal, glass, cardboard, wood, etc.);
Municipal solid waste including natural organic waste (fruits and vegetables, flesh, fur, oil, manure, cotton, flowers, etc.), synthetic organic (plastics, resins, synthetic fabrics, chemicals, etc.), inorganic (metal, stone, glass, etc.), electronics (household appliances, daily-use digital, battery, etc.), special classes (medical waste, dead pet carcasses, chemicals, etc.). Need to go through the garbage after crushing, handling methods include: re-use, anaerobic methane fermentation, pyrolysis, combustion incinerators.
The rapid development of urbanization in waste recycling method is mainly used artificial dismantling method. This time-consuming methods in developed countries has long been abandoned and replaced by mechanical automatic sorting pieces law and debris recovery method. Development and manufacturing of solid waste shredders can be widely used in white goods, electronic circuit boards, large pieces of furniture, logistics pallets, fuel straw, scrap cars, discarded tires, waste drums, metal drums and other large solid waste recycling and crushed., making the city white goods, large pieces of furniture, scrap cars represented cities large and utilization of solid waste disposal has become a focus of national environmental protection department issues. Large domestic solid
Garbage grinder works, including the hit, knock, squeeze, cut and so crushing method. Commonly used in Europe and America have cut the garbage grinder mill, roller mill and cut back mill.
The following outlines the structure of various garbage grinder and principles:
Cutting type grinder
A common garbage grinder is a shear mill in the foreign markets, the principle to complete the grinding process is mainly depends on the “cut,” , the knife-type structure shown below.
The principle of this mill is the same as the objects like scissors crushed.
Roll cutting type grinder
The figure below is the structure of a cut roll. The machine rolls on a rotating knife blades installed on more than one, and the formation of a fixed blade cutting, crushing the material to complete the effect.
Tear cutting type grinder
The principle of tear cutting type grinder is swinging hook tear refuse material. This model is mainly used for coarse crushing. Structure as shown below: