This standard specifies the definition, performance requirements, test methods, inspection rules, marking, packaging, transportation and storage of 93% alumina ceramics for vacuum electronic devices. This standard is applicable to the alumina mass fraction used in vacuum electronic device porcelain bodies and device parts, etc. is (93±0.5) % alumina ceramics (93% alumina porcelain). The 93% alumina ceramics used in structural engineering used in other fields can be used as a reference.
SJ/T 11553-2015 Referenced Document
GB 5594.1 Performance test methods for structural ceramic materials of electronic components Test methods for air tightness
GB 5594.2 Test method for performance of structural ceramic materials for electronic components Test method for Young's modulus of elasticity and Poisson's ratio
GB 5594.5 Test methods for performance of structural ceramic materials for electronic components Test methods for volume resistivity
GB/T 1031 Geometrical Product Specifications(GPS).Surface texture:Profile method.Surface roughness parameters and their values
GB/T 16534 Fine ceramics(advanced ceramics,advanced technical ceramics).Test method for hardness of monolithic ceramics at room temperature
GB/T 16535 Fine ceramics(advanced ceramics,advanced technical ceramics).Test method for linear theramal expansion of monolithic ceramics by push-rod technique
GB/T 22588 Determination of thermal diffusivity or thermal conductivity by the flash method
GB/T 2421.1-2008 Environmental testing for electric and electronic products.General and guidance
GB/T 25995 Test methods for density and apparent porosity of fine ceramics
GB/T 2828.1 Inspection procedure by count sampling part 1: Lot by lot inspection sampling plan retrieved by acceptance quality limit (AQL)
GB/T 5593 Structure ceramic materials used in electronic component and device
GB/T 5594.4 Test methods for properties of structure ceramic used in electronic component and device.Part 4:Test method for permittivity and dielectric loss angle tangent value
GB/T 5594.8 Test methods for properties of structure ceramic used in electronic components and device.Part 8:Test method for microstructure
GB/T 5597 Test method for complex permittivity of solid dielectric materials at microwave frequencies
GB/T 6569 Fine ceramics (advanced ceramics, advanced technical ceramics) - Test method for flexural strength of monolithic ceramics at room temperature
GB/T 6609.1 Chemical analysis methods and determination of physical performance of alumina—Part 1：Determination of trace elements content—Inductively coupled plasma atomic emission spectrometry method*， 2018-05-14 Update
GB/T 6609.10 Chemical analysis methods and determination of physical performance of alumina Determination of vanadic oxide content-N-benzoyI-N-phenylhydroxylamine extraction photometric method
GB/T 6609.11 Chemical analysis methods and determination of physical performance of alumina Determination of manganous oxide content-Flame atomic absorption spectrophotometric method
GB/T 6609.12 Chemical analysis methods and determination of physical performance of alumina—Part 12：Determination of zinc oxide content—Flame atomic absorption spectrometry method*， 2018-05-14 Update
GB/T 6609.13 Chemical analysis methods and determination of physical performance of alumina Determination of calcium oxide content-Flame atomic absorption spectrophotometric method
GB/T 6609.14 Chemical analysis methods and determination of physical performance of alumina Determination of fluorine content-Lanthanum-alizarincomplexone spectrophotometric method
GB/T 6609.15 Chemical analysis methods and determination of physical performance of alumina Determination of chlorine content-Ferric thiocyanate photometric method
GB/T 6609.16 Chemical analysis methods and determination of physical performance of alumina Determination of boron trioxide content-Curcumin spectrophotometric method
GB/T 6609.17 Chemical analysis methods and determination of physical performance of alumina Determination of phosphorus pentoxide content-Molybdenum blue spectrophotometric method
GB/T 6609.18 Chemical analysis methods and determination of physical performance of alumina Determination of sulfate content-N,N-dimethyI-P-phenylenediamine spectrophotometric method
GB/T 6609.19 Chemical analysis methods and determination of physical performance of alumina.Part 19:Determination of lithium oxide content.Flame atomic absorption spectrometry method*， 2018-05-14 Update
GB/T 6609.2 Chemical analysis methods and determination of physical performance of alumina—Part 2: Determination of loss of mass at 300 ℃ and 1000 ℃*， 2022-03-09 Update
GB/T 6609.20 Methods for chemical analysis of alumina and methods for determining physical properties
GB/T 6609.21 Alumina chemical analysis method and physical property determination method Butyl rhodamine B spectrophotometric method Determination of gallium trioxide content
GB/T 6609.22 Chemical analysis methods and determination of physical performance of alumina Sampling
GB/T 6609.23 Chemical analysis methods and determination of physical performance of alumina Preparation and storage of test samples
GB/T 6609.24 Chemical analysis methods and determination of physical performance of alumina Measurement of the angle of repose
GB/T 6609.25 Methods of chemical analysis and determination of physical properties of alumina - Part 25: Determination of bulk and tapped densities*， 2023-08-06 Update
GB/T 6609.26 Chemical analysis methods and determination of physical performance of alumina Determination of absolute density-Pycnometer method
GB/T 6609.27 Methods of chemical analysis and determination of physical properties of alumina Part 27: Particle size analysis and sieving method*， 2023-08-06 Update
GB/T 6609.28 Chemical analysis methods and determination of physical performance of alumina Determination of the fine particle size distribution(less than 60μm)-Method using electroformed sieves
GB/T 6609.29 Chemical analysis methods and determination of physical performance of alumina Determination of an absorption index
GB/T 6609.3 Chemical analysis methods and Determination of physical performance of alumina Determination of silicon dioxide content-Molybdenum blue photometric method
GB/T 6609.30 Chemical analysis methods and determination of physical performance of alumina—Part 30: Determination of trace elements—Wavelength dispersive X-ray fluorescence spectrometric method*， 2022-03-09 Update
GB/T 6609.31 Methods of chemical analysis and determination of physical properties of alumina - Part 31: Determination of flow angle
GB/T 6609.32 Chemical analysis methods and determination of physical performance of alumina.Part 32:Determination of а-alumina content by X-ray diffraction
GB/T 6609.33 Chemical analysis methods and determination of physical performance of alumina-Part 33: Determination of attrition index
GB/T 6609.34 Chemical analysis methods and determination of physical performance of alumina.Part 34:Method of calculating alumina content
GB/T 6609.35 Methods of chemical analysis and determination of physical properties of alumina Part 35: Determination of specific surface area Nitrogen adsorption method*， 2023-08-06 Update
GB/T 6609.36 Chemical analysis methods and determination of physical performance of alumina-Part 36: Determination of flow time
GB/T 6609.37 Chemical analysis methods and determination of physical performance of alumina-Part 37: Determination of the particles size content less than 20μm
GB/T 6609.4 Chemical analysis methods and determination of physical performance of alumina Determination of ferric oxide content-Orthophenanthroline photometric method
GB/T 6609.5 Chemical analysis methods and determination of physical performance of alumina Determination of sodium oxide content
GB/T 6609.6 Chemical analysis methods and determination of physical performance of alumina.Part 6:Determination of potassium oxide content*， 2018-05-14 Update
GB/T 6609.7 Chemical analysis methods and determination of physical performance of alumina Determination of titanium dioxide content-Diantiprylmehane photometric method
GB/T 6609.8 Chemical analysis methods and determination of physical performance of alumina Determination of chromium sesquioxide content-Diphenyl carbazide photometric method
GB/T 6609.9 Chemical analysis methods and determination of physical performance of alumina Determination of cupric oxide content-2,9-Dimethyl-1,10phenanthroline photometric method