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GB/T 31057.1-2014: Granular materials -- The physical properties -- Part 1: Determination of apparent density
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| GB/T 31057.1-2014 | English | 299 |
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Granular materials -- The physical properties -- Part 1: Determination of apparent density
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GB/T 31057.1-2014
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Basic data | Standard ID | GB/T 31057.1-2014 (GB/T31057.1-2014) | | Description (Translated English) | Granular materials -- The physical properties -- Part 1: Determination of apparent density | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | A28 | | Classification of International Standard | 19.120 | | Word Count Estimation | 13,156 | | Date of Issue | 12/12/2014 | | Date of Implementation | 6/1/2015 | | Quoted Standard | GB/T 5314 | | Regulation (derived from) | National Standards Bulletin 2014 No. 30 | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This Standard specifies the basic principles and methods of powder bulk density testing. This section applies to the solid particle diameter 5��m ~ 5 mm of the powder. The powder is not within this range, you can refer to this section to use. | GB/T 31057.1-2014: Granular materials -- The physical properties -- Part 1: Determination of apparent density
---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Granular materials.The physical properties.Part 1. Determination of apparent density
ICS 19.120
A28
National Standards of People's Republic of China
Particulate material and physical performance test
Part 1. measurement of bulk density
Part 1. Determinationofapparentdensity
Issued on. 2014-12-22
2015-06-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Table of Contents
Introduction Ⅲ
1 Scope 1
2 Normative references 1
3 Terms and definitions
4 Principle 1
5 laboratory instruments, equipment and components 1
6 pre-processing 5
Measuring step 5 7
8 bulk density calculation 6
Uncertainty 9 6
10 Test Report 6
(Informative) Evaluation of uncertainty Appendix A 7
Annex B (informative) Bulk Density Test Report 9
Foreword
GB/T 31057 "particulate material physical performance test" is divided into three parts.
--- Part 1. bulk density measurements;
--- Part 2. tap density measurements;
--- Part 3. fluidity index measurements.
This section GB/T Part of 131,057.
This section drafted in accordance with GB/T 1.1-2009 given rules.
Please note that some of the content of this document may involve patents. Release mechanism of the present document does not assume responsibility for the identification of these patents.
This part of the characterization and sorting by the National Standardization Technical Committee and mesh particles (SAC/TC168) and focal points.
This section is responsible for drafting. Beijing Physical and Chemical Analysis and Testing Center, the machine Productivity Promotion Center, Chizhou Daheng Biochemical Co., Ltd.,
Beijing Powder Science and Technology Association.
Participated in the drafting of this section. Dandong Baxter Instrument Co., Ltd., the Beijing Municipal Food Safety Analysis Test Engineering Technology Research Center, the National
Home Non-metallic mineral processing Product Quality Supervision and Inspection Center.
Drafters of this section. Liu Ching-Jun, plateaus, Songzheng Qi, Zhang Tao, Yu Fang, Fang Qin, Making Textual Criticism, Hou Changge, Dong Qingyun, Zhou Suhong.
Particulate material and physical performance test
Part 1. measurement of bulk density
1 Scope
GB/T 31057 provisions of this part of the basic principles and methods of powder bulk density testing.
This section applies to a particle diameter of 5μm ~ 5mm solid powder. Not within the scope of this powder, can refer to this section to use.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 5314 sampling powder metallurgy method
3 Terms and Definitions
The following terms and definitions apply to this document.
3.1
Bulk density Apparentdensity
Volume mass of particulate material under specified conditions naturally filled units.
Principle 4
The powder from (fixed at a certain height) dropping funnel hole, fill the cup of known volume density. In the bulk state, in unit volume
Quality powder bulk density expressed powder.
5 laboratory instruments, equipment and components
5.1 The main instrument used experimental methods
5.1.1 Overview
This section gives a schematic view of the three methods used by the instrument. All according to the principle of making bulk density, bulk density can be obtained correctly
Any instrument can be used. Optional one or a combination.
5.1.2 funnel method
Funnel measuring instrument is shown in Figure 1.
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