Silicon Nitride Powder
Product Description
Silicon Nitride powder, gray, is new material which produces under the specific high temperature and high pressure, the main component of it is Silicon Nitride. It occupies 80% --97.5% of the total Ingredient, The products of different purity and composition can be produced to satisfy user's need.
Physical and chemical index
Si3N4% | N% | Ca% | Al% | Fe% | C% | O% |
85 | 34 | ≤0.6 | ≤0.8 | ≤1 | ≤1.5 | ≤2.5 |
90 | 36 | ≤0.3 | ≤0.3 | ≤0.5 | ≤1 | ≤2 |
95 | 38 | ≤0.4 | ≤0.4 | ≤0.4 | ≤1 | ≤2 |
99 | 39.5 | ≤0.1 | ≤0.1 | ≤0.1 | ≤0.5 |
Features
1, Excellent properties of corrosion resistance, thermal conductivity, heat shock resistance and abrasion resistance.
2, Good anti-division property and stable chemical composition
3, Low thermal expansion coefficient, high thermal conductivity and strength.
4, Good oxidation resistance at high temperature
