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 | 121ºC 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 | 121ºC 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 |
Packing&Shipping
Packing:outside is carton,inside is shrink film.
Air Freight Fast Delivery
Sea Freight for bulk and economic shipping