Borosilicate glass tube for produce ampoule and vial

Product Overview

Description

   Glass tube for producing ampoules and vials with size 10.02*0.45*1500mm

 

 

  

Physical Property and chemical property

No.	Item	Value
1	coefficient of expansion due to heat	6.2~7.5×10-6K-1
2	Inner stress	<40nm/mm
3	121℃ particle method water resistance	≤0.1
4	The inner surface of the water resistance	≤0.8
5	innerstress	max40nm/mm
6	circular runout	≤2.4
7	121℃ particle method water resistance	≤0.10ml,(0.02MOL/L)

 

Main Composition
SiO2	B2O3	Na2O	BaO	CaO	Al2O3
70	6.6-7.0	11	<2	<3	6.2

 

 

 

 

Factory

 

 

 

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