GB/T 37821-2019Technical specifications for recycling of waste plastics (English PDF)
废塑料再生利用技术规范
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
August 30, 2019
Implementation date
December 1, 2019
Scope
GB/T 37821-2019 is the English-translated version of 废塑料再生利用技术规范.
GB/T 37821-2019 is the Chinese standard "Technical specifications for recycling of waste plastics".
Its scope clause reads: This standard specifies the crushing requirements, cleaning requirements, drying requirements, sorting requirements, granulation and modification requirements, and comprehensive utilization of waste plastics, and energy requirements, environmental protection requirements.
This standard applies to including polyethylene (PE) plastic, polypropylene (PP) plastic, polystyrene (PS) plastic, acrylonitrile-butadiene-styrene (ABS) Recycling of waste plastics including plastics, polyvinyl chloride (PVC) plastics and polyethylene terephthalate (PET) plastics.
Other waste plastic varieties can refer to this standard. This standard does not apply to the recycling of waste plastics listed in the National Hazardous Waste List. Its clauses include terms and definitions.
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Document preview — GB/T 37821-2019
National Standard of the People's Republic of China
- ICS
- 13.020.01
- Classification
- Z 05
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 3.1 Waste plastic
- 3.2 Broken shredding
- 3.3 Sorting
- 3.4 Granulation granulating
1 Scope
This standard specifies the crushing requirements, cleaning requirements, drying requirements, sorting requirements, granulation and modification requirements, and comprehensive utilization of waste plastics.
And energy requirements, environmental protection requirements.
This standard applies to including polyethylene (PE) plastic, polypropylene (PP) plastic, polystyrene (PS) plastic, acrylonitrile-butadiene-styrene (ABS) Recycling of waste plastics including plastics, polyvinyl chloride (PVC) plastics and polyethylene terephthalate (PET) plastics.
Other waste plastic varieties can refer to this standard.
This standard does not apply to the recycling of waste plastics listed in the National Hazardous Waste List.
2 Normative references
The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article.
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
GB/T 2035 plastic terminology and its definition
GB 8978 Integrated Wastewater Discharge Standard
GB 12348 industrial enterprise boundary environmental noise emission standards
GB 14554 Odor Pollutant Emission Standard
GB 16297 Integrated emission standards for atmospheric pollutants
GB 18599 General industrial solid waste storage and disposal site pollution control standards
GB/T 20861 Waste product recycling terminology
GB 31572 synthetic resin industrial pollutant discharge standard
GB/T 31962 sewage discharged into urban sewer water quality standards
3 Terms and definitions
The following terms and definitions as defined in GB/T 2035 and GB/T 20861 apply to this document.
3.1 Waste plastic
Abandoned various plastic products and plastic materials, including scraps and edges generated during the production and processing of plastic raw materials and plastic products.
Corners and defective products.
3.2 Broken shredding
The use of mechanical equipment through the impact, cutting, tearing and other physical means, the separation of waste plastic into a certain size of the production of debris.
3.3 Sorting
The production behavior of separating the target plastic from mixed or mixed waste plastics.
3.4 Granulation granulating
The production process of processing waste plastic into pellets by melting, extruding, pelletizing and the like.
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Referenced standards
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