Technical data of Type DB-435 electronic glass

SJ/T 10588.10-1994 Technical data of DB-435 electronic glass SJ/T10588.10-1994 Standard download decompression password: www.bzxz.net

Electronic Industry Standard of the People's Republic of China
Technical data of type DB-435 electronic glass
Technical data of type DB-435 electronic glass1 Subject content and applicable scope
This standard specifies the chemical composition and physical and chemical performance indicators of DB-435 electronic glass. This standard applies to glass materials used in the neck of color picture tubes. 2 Reference standards
GB9000
GB9622
GB/T14012
Technical requirements
Standard method for chemical analysis of electronic 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 performance indicators are shown in Table 2.
Weight percentage
48.5±0.5
34.0±0.5
10.1±0.3
Approved by the Ministry of Electronics Industry of the People’s Republic of China on August 8, 1994SJ/T10588.10—94
Test method
GB9000.12
GB9000.11
GB9000.10
Implemented on December 1, 1994
Indicator name
SJ/T10588.10-94
Average linear thermal expansion coefficient in the range of 0~300℃. Density
Softening point
Annealing point
Strain point
Volume resistivity at 350℃igP
X-ray absorption coefficient (0.06nm, 20.6KeV) 1/℃wwW.bzxz.Net
(96.5±0.8)×10-7
3.28±0.10
645±5
466±5
427±5
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 the temperature is kept at 300℃ for 10 minutes, and the measurement begins. Continue to increase the furnace temperature, and measure once every 10℃ increase until the measurement ends at 390℃. Additional Notes:
This standard is under the jurisdiction of the Standardization Research Institute of the Ministry of Electronics Industry. This standard was drafted by the Glass Tube Factory of Shijiazhuang Baoshi Electronics (Group) Company and the Standardization Research Institute of the Ministry of Electronics Industry. The main drafters of this standard are Zhang Zhenya, Liu Chenggou, An Jiuru, and Liu Zaijin.
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