A7286012
Silicon nitride , β phase, 99.9%metalsbasis , 12033-89-5
Synonym(s):
SI536020;Silicon nitride;Trisilicon tetranitride
CAS NO.：12033-89-5
Empirical Formula: N4Si3
Molecular Weight: 140.283
MDL number: MFCD00011230
EINECS: 234-796-8
| Pack Size | Price | Stock | Quantity |
| 10G | RMB26.40 | In Stock |
|
| 25G | RMB47.20 | In Stock |
|
| 50G | RMB70.40 | In Stock |
|
| 100G | RMB151.20 | In Stock |
|
| 250G | RMB281.60 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 1900 °C |
| Density | 3.44 g/mL at 25 °C (lit.) |
| bulk density | 0.046g/mL |
| refractive index | 2.8 |
| RTECS | VW0650000 |
| form | powder |
| color | Pale gray |
| Specific Gravity | 3.44 |
| Resistivity | 10*6 (ρ/μΩ.cm) |
| Water Solubility | Insoluble water. |
| Crystal Structure | Hexagonal |
| Hydrolytic Sensitivity | 1: no significant reaction with aqueous systems |
| Merck | 14,8497 |
| Stability: | Stable. |
| Modulus of Elasticity | 120 - 150 GPa |
| Poissons Ratio | 0.20 |
| Hardness, Vickers | 1600 |
| Shear Modulus | 50.0 - 62.5 GPa, Calculated |
| CAS DataBase Reference | 12033-89-5(CAS DataBase Reference) |
| EPA Substance Registry System | Silicon nitride (Si3N4) (12033-89-5) |
Description and Uses
As high tempereture engineering material for use in gas turbines, diesel engines.
