SJ/T 10587.1-1994 DM-305 electronic glass technical data SJ/T10587.1-1994 standard download decompression password: www.bzxz.net
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Electronic Industry Standard of the People's Republic of China Technical data of type DW-305 electronic glass Technical data of type DW-305 electronic glassSubject content and scope of application This standard specifies the chemical composition and physical and chemical performance indicators of DM-305 electronic glass. This standard applies to glass materials used in thyristors and semiconductor device packaging. Reference standards GB9000: Standard method for chemical analysis of electronic glassGB9622Test method for physical and chemical properties of electronic glass3 Technical requirements Chemical composition is shown in Table 1. Weight percentage (%) 67.5±1.0 Note: 1) FeO, as an impurity control, is not included in the percentage composition. 3.2 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/T10587.1--94 Replaced SJ672-83 Test method GB9000.10 GB9000.14 Implemented on 1994-12-01 Indicator name SJ/T10587.1-94 0~3 Average linear thermal expansion coefficient α within the 00℃ range Density Softening point Annealing point Strain point Dielectric loss tangent value 1g8×10° at rate 6MHz and temperature 20℃Temperature (Tx-10) when volume resistivity is 100Ma·cm Thermal stability Water resistance and chemical stability level Additional notes: This standard is under the jurisdiction of the Standardization Institute of the Ministry of Electronics Industry. 1/℃ (49.0±1.0)X10-7 2.260±0.015bzxZ.net 720±10 500±10 455±10 ≥290 ≥190 This standard was drafted by Factory 772, Factory 774 and the Standardization Institute of the Ministry of Electronics Industry. The main drafters of this standard are Wang Yongmei and Liu Chengjun. This standard was first issued in 1973 and revised for the second time in August 1994. 2 Test 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.