| Place of Origin |
Hubei China (Mainland) |
| Brand Name |
high borosilicate glass rod |
| Model Number |
borosilicate 3.3 |
high borosilicate glass rod: our company mainly produces series of borosilicate glass product in various,rods and tubes in different sizes.glass rod is our mainly product. 1>material:borosilicate 3.3 2>the size: the dia 14-50mm,the length is free. 3>chemical properties: a>coefficient of mean linear thermal expansion(20/300oC)3.3±0.1(10-6k-1) b>transformation temperature:525±15oC c>working point:1260±20oC d>softening point:820±10oC e>desity at 20oC:2.23g/cm2 f>hyolrolytic resisitance at 98oC:ISO719-HGB1 g>hyolrolytic resistance at 121oC:ISO720-HGA1 h>acid resistance class:ISO1776-1 i>alkali resistance class:ISO695-A2 4>advantage: a>a kind of materaal with high temperature resistance b>it is well material for Auto lamp c>handicraft and other high grade glassware usage