Solid waste disposal


Guided by the new development concept of "waste-free city", Ruihan Resources is committed to the reduction of solid waste source and the recycling of environmental resources, and its business scope covers front-end fine classification, middle-end intelligent collection and transportation, back-end resourceization and harmlessness. Through independent research and development and industry-university-research cooperation, a digital intelligent management system for solid waste collection, storage and transportation (RHTM Smart-SW System) with independent intellectual property rights has been developed, and a series of core technologies for resource utilization of solid waste, such as casting waste sand recycling, plastic recycling, slag and ash separation and utilization, have been mastered.

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0571-28187318


Business Segment

Guided by the new development concept of "waste-free city", Ruihan Resources is committed to the reduction of solid waste source and the recycling of environmental resources, and its business scope covers front-end fine classification, middle-end intelligent collection and transportation, back-end resourceization and harmlessness. Through independent research and development and industry-university-research cooperation, we have developed a digital intelligent management system for solid waste collection, storage and transportation with independent intellectual property rights (RHTMSmart-SW System), and master a series of core technologies of solid waste resource utilization, such as casting waste sand recycling, plastic recycling, slag ash separation and utilization.

 

 

 

Business Process

 

 

Introduction to operational mechanisms

01, solid waste intelligent collection and sorting center.

 

 

02, Environmental Resources Green Recycling Center

 

Waste sand regeneration technology of coated sand

The company adopts Japanese technology, can roast resin sand waste sand regeneration, casting waste sand after crushing, magnetic separation, screening, is evenly added to the roaster, heated to 750 ℃-850 ℃, wrapped in the sand surface of the resin full combustion, more than 90% of the gravel to achieve recycling.

 

 

Regeneration Technology of Silica Sol Waste Sand

The company and the State Key Laboratory jointly developed a complete set of process equipment with independent intellectual property rights of "wet regeneration gravity separation/flotation separation". After crushing, magnetic separation and screening of silica sol waste sand mold shell, the adhesive on the surface of waste sand (including silica sol and sodium silicate) is removed by hydraulic scrubbing, and then Morai sand and zircon sand are separated and reused respectively.

 

Ash Separation and Utilization Technology

Ruihan Research Institute has set up an ash separation and utilization technology center. With the help of the most advanced instruments and equipment, on the basis of full analysis of ash composition and microscopic crystal structure, valuable components in ash are efficiently recovered through a combination of gravity separation, air separation, flotation, electric separation, magnetic separation and other processes. The remaining materials can be further utilized as resources through brick making and other methods.

 

Recycling Technology of Plastics

Ruihan has the leading plastic recycling technology in China. After recycling, sorting and crushing, special recycling and cleaning lines such as green and clean PE, PP, PET and PA are used for specialized cleaning, centrifugal/extrusion dehydration and infrared sorting. Single screw extruder, polymer blending modified twin screw extruder and high-speed mixer can be used to make recycled plastic particles that meet national standards for reuse.

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