Product Description
borosilicate glass tube，pharmaceutical glass tube,glass rod,glass bead,vial,ampoule,etc.

Angela
TEL:86-531-88912236
FAX:86-531-88021399
MOB:86-13173003949
E-mail:jinfengchina@gmail.com
WEB:www.chinaglasstube.com

Product Feature
Product Feature
1) Coefficient of mean linear expansion: 3.3±0.1
(10-6K-1)
2) Transformation temperature: 52±510°C
3) Working point: 1,260±20°C
4) Softening point: 820±20°C
5) Refractive index: 0.92
6) Glass tubing: Φ5 - Φ315 x 1,500mm
7) Glass rods: Φ5 - Φ60 x 1,200mm
8) Low expansion, high strength and hardness, long durability, heat resistance
and scratch proof
9) Used in instrument, chemical pipelines and handicraft articles
10) GT glass is widely used to produce borosilicate glass, pharmaceutical
glass and lighting glass