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Light Guide(K9Quartz Glass)
April 28, 2021

Sealing Glass and its Products

 

Advantage:

1.High temperature tolerance

2.High
pressure tolerance

3.High electronic resistance

4.Good sealing property

 

Category:
Description
  • A series of
    sealing glass with different melting points have been developed. They can be
    used between 440℃ and 980℃ for glass-to-metal sealing, glass-to-ceramic sealing
    and silicon materials sealing, and glass-to-glass sealing.

    Glass-sealed plug
    is one of the products using sealing glass. It is made up of metallic shell and
    metallic pins bonded by a kind of special sealing glass melted at a high
    temperature. It has excellent performances of high temperature tolerance, high
    pressure tolerance, high electronic resistance and good sealing property. It is
    used to unlock the solar panel in satellite launching, and the ignition system
    of missile and launch vehicles.

     

    Main Properties and Performance

    Type

    Sealing

    Temperature(℃)

    Expansion

    Coefficient,

    α×10-7/℃)

    Transition

    Temperature, Tg(℃)

    η=1013poise

    Deformation

    Temperature, Tf(℃)

    η=1011poise

    SB-13

    440±5

    105±3

    335

    360

    SB117

    450±5

    95±3

    360

    390

    SB56

    480±5

    94±3

    330

    360

    SB12

    470±5

    97±3

    375

    380

    SB49

    550±5

    98±3

    355

    385

    SB301

    840±5

    98±3

    525

    542

    SB-4-10

    840±5

    98±3

    475

    540

    SB331

    980±5

    80±3

    585

    686

     

    Light Guide(K9/Quartz Glass)

     

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