SJ/T 10588.9-1994 Technical data of DB-428 electronic glass SJ/T10588.9-1994 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 DB-428 electronic glass Technical data of type DB-428 electronic glassSubject content and scope of application This standard specifies the chemical composition and physical and chemical performance indicators of DB-428 electronic glass. This standard applies to glass materials used for color ink tube glass screens. 2 Reference standards GB9000 Standard method for chemical analysis of electronic glass Test method for physical properties of color picture tube glass GB9474.1~.3 GB9622 GB/T14012 Technical requirements Analysis of oxidation in color picture tube glass Test method for physical and chemical properties of electronic glass General specification for glass shell of black and white picture tube Chemical composition is shown in Table 1. Chemical composition Physical and chemical properties are shown in Table 2. Weight percentage 61.50±1.00 2.00±0.15 9.80±0.15 8.86±0.15 7.50±0.15 7.50±0.15 0.50±0.10 1.20±0.10 0.50±0.10 0.30±0.10 Approved by the Ministry of Electronics Industry of the People's Republic of China on August 8, 1994 SJ/T10588.99 4 Test method GB9000.12 GB9000.11wwW.bzxz.Net GB9000.10 GB9000.12 GB9000.15 GB9000.14 GB9000.12 GB9000.14 1994-12-01Implementation Indicator name SJ/T10588.9-94 Average linear thermal expansion coefficient within the range of 0~300℃. Density Softening point Fire point Strain point Volume resistivity at 350℃lgp X-ray absorption coefficient (0.06nm, 20.6KeV)Light transmittance (ts4) (%) Chromaticity coordinates (center value) (100.5+1.0)×10-7 2.77±0.01 704±5||tt ||413±5 473±5 57.0±2.0 Test method GB/T14012 Article 4.5.4 Note: 1) Articles 4.5 and 4.6 are combined and carried out as follows. The measurement starts from the starting point and is kept at 300℃ for 10 minutes. Continue to increase the furnace temperature, and measure once every 10℃ increase until the measurement ends at 390C. Additional notes: This standard is under the jurisdiction of the Standardization Institute of the Ministry of Electronics Industry. This standard was drafted by Henan Anyang Color Picture Tube Glass Shell Co., Ltd. and the Standardization Institute of the Ministry of Electronics Industry. The main drafters of this standard are: Li Xinqing, Liu Chenggou, and Zhao Conghui. 2 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.