Product introduction:
Ultrapure silicon nitride powder belongs to the new type of inorganic non-metallic materials, stable chemical properties, high purity, high and low temperature resistance, abrasion resistance, corrosion resistance, oxidation resistance and excellent electrical insulation characteristics, so in the new energy materials, functional ceramics, semiconductors and lighting materials, automotive and aerospace and other fields are widely used.
Si3N4 parameter index:
project | unit | The scope of |
N | % | ＞39.5 |
O | % | ＜0.8 |
C | % | ＜0.2 |
Fe | ppm wt | ＜10 |
Al | ppm wt | ＜10 |
Ca | ppm wt | ＜10 |
Si-free | % | ＜0.05 |
D50 | um | 1.5±0.2 |
Silicon nitride (%)
Si3N4 | N | Si |
85-98 | 35-39 | 58-60 |
Remark: we can adjust the composition and grain size according to the requirements of the customer. | ||
