Specifications Borosilicate LED glass tube 3.3
Size: 3-320mm
10 years production experience
Sample is available for checking quality
Borosilicate LED glass tube 3.3
Welcome to our factory if your time permitted. The borosilicate glass tube enjoys good heat-proof, anti-rot, mechanical capacity, high working temperature, good technical quality and the favourable price.
Main composition:
1) SiO2: 80±0.5%
2) B2O3: 13±0.2%
3) Al2O3: 2.4±0.2%
4) Na2O(+K2O): 4.3±0.2% Chemical properties of borosilicate glass tube