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Glass Tube (GT007)

Glass Tube (GT007)
Glass Tube (GT007)

Product Description

Detailed Product Description
1)Available colors: Dark blue, light blue, amber, green, light yellow, pink, purple, red and opaque black
2)Regulary stocked rod diameter: 4-36mm
3)Regulary stocked rod length: 1, 200mm
4)Customized sizes are available(outside diameter: 3.5-46mm)
5)Main composition:
A)Sio2: 80+/-0.5%
B)B2O3: 13+/-0.2%
C)Al2O3: 2.4+/-0.2%
D)Na2O(+K2O): 4.3+/-0.2%
6)Chemical properties:
A)Coefficent of mean linar thermal expansion (20/300º C): 3.3+/-0.1(10-6K-1)
B)Transformation temperature: 525+/-15º C
C)Working point: 1.260+/-20º C
D)Softening point: 820+/-10º C
E)Density at 20º C: 2.23g/cm2
F)Hydrolytic resistance at 98º C: ISO719-HGB1
G)Hydrolytic resistance at 121º C: ISO720-HGA1
H)Acid resistance class: ISO1776-1
I)Alkali resistance class: ISO695-A2

Trademark: wenton
Model NO.: GT007
Unit Price/Payment: T/T,L/C
Origin: china
Packing: standerd export packing
Min. Order: 3MT
Company: Beijing Wenton Technology Co., Ltd.

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