Technical data of Type DB-442 electronic glass

SJ/T 10588.14-1994 Technical data of DB-442 electronic glass SJ/T10588.14-1994 Standard download decompression password: www.bzxz.net

Electronic industry standard of the people's Republic of China
SJ/T 10586~105S294bzxZ.net
Electronic glass technical data
Electronic glass technical data1994-08-08Released
1994-12-01Implementation
Released by the Ministry of Electronics Industry of the People's Republic of ChinaElectronic industry standard of the people's Republic of China
DB-442 electronic glass technical data
Techaicrl data uf lypt D-442 elrelronir glassMain content and applicable range
This standard specifies the chemical composition and chemical performance indicators of -442 elrelronir glass. This standard is applicable to flat-mounted color image tubes, not glass materials. 2 Reference standards GB 9900 GB9622 G/T11012 3 Technical requirements Chemical analysis method Test methods for physical and chemical properties of electronic glass Total standard 31 Chemical composition table 1. Fe, to, molar ratio 52-101, o 3: 1) + 0. 11 3. 6 u—D. 15 9. 0 + 0.15 4. 8 + 5. 15
27.25±9.20
Note, the composition will be controlled,
3.2 Physical performance index table 2
The Ministry of Electronics Industry of the People's Republic of China approved SJ/T 105BB.15—94
2411-3
GB 900U.10
GH9000,?
(H9600.12
GB90X,14
1994-12-01 implementation
Indicator name
SJ/T 105B8. 14-91
0-300℃. Range domestic average linear thermal conductivity
softening point
degradation point
decomposition point
350℃ volumetric energy efficiency coefficient (0.06am, 20.6KeV)
53±6.7:×10-
2.1+0.613
.45515
Test method
GE 9G22.2
GE 9522.4
GB/T1412
No. 4. 5. 4 11) Among them, 4.5, 4.5 are not included, and the following provisions are followed. The measurement starts from the starting point, and the measurement starts at 3×10mim. The furnace is raised, and the measurement is increased by 16 grids at a time, and the measurement is made until 31G. Additional instructions: This standard is issued by the Standardization Research Institute of the Ministry of Electronics Industry. This standard is drafted by the Standardization Research Institute of the Ministry of Electronics Industry. The main drafters of this standard are Li Guanghui, Liu Chengjun, Bai Yiyang, and Duan Zifa. This standard was first revised and issued on December 5, 1983. 1 Example 4--8:-8 Thanks for the first revision, 44-
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