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Glass Properties
 
 

Expansion x £¨10-6/¡æ)

Densityg/cm3

Strain Point

Annealing Point

Soft Point

Working Point

FS-50

5.0

2.35

515¡æ

550¡æ

780¡æ

1160¡æ

BJ-03

7.1

2.47

510¡æ

550¡æ

730¡æ

1050¡æ

BJ-07A

7.6

2.48

510¡æ

550¡æ

740¡æ

 

BJ-40

4.0

2.29

490¡æ

540¡æ

770¡æ

 

BJTY

3.3

2.23

510¡æ

560¡æ

820¡æ

1250¡æ

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