GB/T 25235-2026Grain and oil machinery - Combined separator (English PDF)
粮油机械 组合清理筛
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
January 28, 2026
Implementation date
August 1, 2026
Scope
GB/T 25235-2026 is the English-translated version of 粮油机械 组合清理筛.
GB/T 25235-2026 is the Chinese standard "Grain and oil machinery - Combined separator". Its scope clause reads: This document specifies the model and basic parameters, technical requirements, inspection rules, marking, packaging, transportation, and storage requirements of the combined cleaning screen.
The corresponding experimental methods are described. This document applies to combined cleaning screens used for removing large and small impurities, as well as side stones, from grains and oilseeds. Its clauses include terms and definitions.
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Document preview — GB/T 25235-2026
National Standard of the People's Republic of China
- ICS
- 67.260
- Classification
- X 91
- Replacing
- GB/T 25235-2010
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- 1 Scope
- 2 Normative references
- 3 Terms and Definitions
- 3.2 Screening
- 3.3 Destoning
1 Scope
This document specifies the model and basic parameters, technical requirements, inspection rules, marking, packaging, transportation, and storage requirements of the combined cleaning screen.
The corresponding experimental methods are described.
This document applies to combined cleaning screens used for removing large and small impurities, as well as side stones, from grains and oilseeds.
2 Normative references
The contents of the following documents, through normative references within the text, constitute essential provisions of this document. Dated citations are not included.
For references to documents, only the version corresponding to that date applies to this document; for undated references, the latest version (including all amendments) applies.
This document.
GB/T 191 Packaging and Storage Graphic Symbols
GB 1351 Wheat
GB 2894 Safety Colors and Safety Signs
GB/T 3768 Acoustic pressure method for determining the sound power level and sound energy level of a noise source using a simplified measurement method based on the envelope above the reflecting surface.
Easy Method
GB/T 5226.1 Electrical Safety of Machinery - Electrical Equipment of Machinery - Part 1.General Technical Conditions
GB/T 5494 Grain and Oil Inspection. Inspection of Impurities and Defective Grains in Grains and Oilseeds
GB/T 13306 Nameplates
GB/T 23821 Safety of Machinery - Safe Distances to Prevent Upper and Lower Limbs from Touching Dangerous Areas
GB/T 24854 General Technical Requirements for Packaging of Grain and Oil Machinery Products
GB/T 24855 General Technical Requirements for the Assembly of Grain and Oil Machinery
GB/T 24856 General Technical Requirements for Castings of Grain and Oil Machinery
GB/T 24857 General Technical Conditions for Plate Parts and Plate-Shaped Steel Components of Grain and Oil Machinery
GB/T 25218 General Technical Requirements for Coating of Grain and Oil Machinery Products
3 Terms and Definitions
The following terms and definitions apply to this document.
3.1
Stones that are similar in shape and size to grains (or oilseed particles) mixed in with grains.
3.2 Screening
This method utilizes the difference in particle size between material particles and impurities to separate impurities using a sieve surface.
3.3 Destoning
This method utilizes the difference in density and suspension velocity between material particles to separate adjacent stones using airflow and a destoning screen.
......
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
Normative references
- GB/T 191Graphical symbols marking for handling and storage of packages
- GB 1351Wheat
- GB 2894Safety colours and safety signs
- GB/T 3768Acoustics -- Determination of sound power levels and sound energy levels of noise sources using sound pressure -- Survey method using an enveloping measurement surface over a reflecting plane
- GB/T 5226.1Electrical safety of machinery -- Electrical equipment of machines -- Part 1: General requirements
- GB/T 5494Inspection of grain and oils - Determination of impurities and defective kernels in grain and oilseeds
Editions of GB/T 25235
| Edition | Title | Revision | Status |
|---|---|---|---|
| GB/T 25235-2026 | Grain and oil machinery - Combined separator | current edition | Current |
| GB/T 25235-2010 | Grain and oil machinery - Combined separator | previous edition | Superseded |
This page sells the current edition, GB/T 25235-2026. Earlier editions are listed for reference only.
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