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GB/T 5594.7-2015: Test methods for properties of structure ceramic used in electronic components and device -- Part 7: Test method liquid permeability
Status: Valid GB/T 5594.7: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 5594.7-2015 | English | 109 |
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Test methods for properties of structure ceramic used in electronic components and device -- Part 7: Test method liquid permeability
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GB/T 5594.7-2015
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| GB/T 5594.7-1985 | English | 199 |
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Test methods for properties of structure ceramic used in electronic components--Test method for liquid permeability
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GB/T 5594.7-1985
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Basic data | Standard ID | GB/T 5594.7-2015 (GB/T5594.7-2015) | | Description (Translated English) | Test methods for properties of structure ceramic used in electronic components and device -- Part 7: Test method liquid permeability | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | L90 | | Classification of International Standard | 31-030 | | Word Count Estimation | 5,587 | | Date of Issue | 2015-05-15 | | Date of Implementation | 2016-01-01 | | Older Standard (superseded by this standard) | GB/T 5594.7-1985 | | Quoted Standard | GB/T 2828.1-2012; GB/T 9530-1988; HG/T 3393-2010; SJ/T 11246-2001 | | Regulation (derived from) | National Standard Announcement 2015 No. 15 | | 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 test methods alumina ceramic, beryllium oxide ceramics, forsterite, nitride ceramics and other electronic ceramic liquid permeable. This section applies to magenta solution Inspection Act (commonly known as red absorption method) to test electronic ceramic surface and interior is not normal porosity, micro-cracks and whether students burned. | GB/T 5594.7-2015: Test methods for properties of structure ceramic used in electronic components and device -- Part 7: Test method liquid permeability
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Test methods for properties of structure ceramic used in electronic components and device Part 7. Test method liquid permeability
ICS 31-030
L90
National Standards of People's Republic of China
Replacing GB/T 5594.7-1985
Electronic Component Structure Ceramics
Performance Test Methods
Part 7. Determination of liquid-permeable
Part 7. Testmethodforliquidpermeability
Issued on. 2015-05-15
2016-01-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
GB/T 5594 "electronic structure of ceramics - Component test methods" is divided into the following sections.
--- Tightness test method (GB/T 5594.1);
--- Young's modulus Poisson's ratio test method (GB/T 5594.2);
--- Part 3. average linear expansion coefficient test method (GB/T 5594.3);
--- Part 4. dielectric constant and dielectric loss tangent test method (GB/T 5594.4);
--- Volume resistivity test method (GB/T 5594.5);
--- Part 6. chemical stability test method (GB/T 5594.6);
--- Part 7. Determination of liquid-permeable (GB/T 5594.7);
--- Part 8. Determination of the microstructure (GB/T 5594.8);
--- Electrical breakdown strength test method (GB/T 5594.9).
This section GB/T 5594 Part 7.
This section drafted in accordance with GB/T 1.1-2009 given rules.
This Part replaces GB/T 5594.7-1985 "Electronic structure ceramic components liquid permeable Method Test Method."
This portion of the GB/T 5594.7-1985 compared, there are the following changes.
--- Standard name to read. "Section 7 Electronic structure ceramic components testing methods. a liquid-permeable determination";
--- "1" and added "the nitride ceramics" and "whether students burning";
--- "4 sampling method" added "product samples";
--- "5 Preparation of test liquid", modify the "no less than 90% of industrial alcohol" to "a concentration of 95% industrial alcohol";
--- "7.2 other cases," adding "if the adsorption sites of color sealing parts" increased "by SJ/T 11246-2001 related
Regulations "as the basis to judge.
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 is proposed by the Ministry of Industry and Information Technology of the People's Republic of China.
This part of the jurisdiction of the Chinese Institute of Electronics Standardization.
This section drafted by. China Electronics Technology Group Corporation 12th Research Institute of Science and Technology, Tangshan Harbour Huatai functional ceramic materials Limited.
The main drafters of this section. Liu Zheng, Huang also workers, Wangshou Ping.
This part of the standard replaces the previous editions are.
--- GB/T 5594.7-1985.
Electronic Component Structure Ceramics
Performance Test Methods
Part 7. Determination of liquid-permeable
1 Scope
GB/T 5594 provisions of this part of the alumina ceramic, beryllium oxide ceramics, forsterite, nitride ceramics and other electronic ceramic liquid permeability test
method.
This section applies to the magenta solution Inspection Act (commonly known as red absorption method) to test electronic ceramic surface irregularities and internal pores and microcracks
Are students burned.
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 2828.1-2012 Sampling procedures for inspection - Part 1. by acceptance quality limit (AQL) retrieval batch test sample
plan
GB/T 9530-1988 electronic ceramics Terminology
HG/T 3393-2010 Basic Fuchsin (CI Basic Violet 14)
SJ/T 11246-2001 ceramic vacuum switch effective shell
3 Terms and Definitions
GB/T 9530-1988 and defined the following terms and definitions apply to this document.
3.1
Liquid permeable liquidpermeability
Porcelain pieces resist water, alcohol, oil, liquid permeability. The use of liquid-permeable dense porcelain can be identified.
4 sampling method
4.1 Finished sample (recommended for external defects ceramic body test)
From the completion of the firing process products at random any shape, structure and size of the product as a sample, the number of samples of not less than three,
Or according to the national sampling standards (GB/T 2828.1-2012) extracting a sample. The sample is dried at room temperature state.
4.2 porcelain piece sample (recommended for internal defects ceramic body test)
Remove the ceramic block any shape, structure and size as a sample of the product from. Three less than the number of samples, surface cleaning pollution, which
Cover glazed surface area of \u200b\u200bnot more than 25%, breaking the sample surface area should not be less than 20% of the total area. The sample is dried at room temperature state.
5 test liquid preparation
And industrial alcohol (95% concentration) formulated in a concentration of 1% with an alkaline solution magenta magenta (HG/T 3393-2010). Magenta solution
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