SJ/T 10587.3-1994 DM-320 electronic glass technical data SJ/T10587.3-1994 standard download decompression password: www.bzxz.net
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Electronic Industry Standard of the People's Republic of China Technical data of typeDM-320 electronic glass Technical data of typeDM-320 electronic glassSubject content and scope of application This standard specifies the chemical composition and physical and chemical performance indicators of DM-320 electronic glass. This standard is applicable to glass materials used in electronic devices such as optoelectronic devices and high-power tubes. Reference standards Standard method for chemical analysis of electronic glass GB9000# GB9622 Technical requirements for test methods for physical and chemical properties of electronic glass Chemical composition is shown in Table 1. Chemical composition Weight percentage (%) 68.5±1.0 Note: 1) FeO, as an impurity control, is not included in the percentage composition. 2 Physical and chemical performance indicators are shown in Table 2. 1994-08-08 Ministry of Electronics Industry of the People's Republic of China approved SJ/T10587.3-94 Replaced SJ674-83www.bzxz.net Test method GB9000.10 GB9000.14 Implemented on 1994-12-01 Indicator name SJ/T10587.3-94 0~3 Average linear thermal expansion coefficient in the range of 00℃ α Density Softening point Annealing point Strain point Dielectric loss tangent value tgg×10 when the frequency is 6MHz and the temperature is 20℃ Temperature when the volume resistivity is 100Ma·cm (Tx-10e) Thermal stability Water resistance Chemical stability level Additional remarks: This standard is under the jurisdiction of the Standardization Institute of the Ministry of Electronics Industry. 1/℃ This standard was drafted by the 741 Factory and the Standardization Institute of the Ministry of Electronics Industry. The main drafters of this standard are Ling Bin, Liu Chengjun and Sun Biaochun. This standard was first issued in 1973 and revised for the second time in August 1994. 2 (47.5±1,0)×10-7 2.255±0.015 725±10 510±10 475±10 ≥280 ≥210 Inspection method GB9622.11 Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.