Silicon for silicon nitride production

The main production process for silicon nitride powder is direct nitridation of silicon powder (3Si + 2N2 → Si3N4). Elkem offers a range of silicon powders suitable for the direct nitridation process. We are now offering silicon qualities as high as 99.99 % to meet new customer requirements.

Silgrain® grades for silicon nitride production

Our range of Silgrain® products offers a variety of purities and sizes - contact us! We will be happy to recommend a product suitable for your production of silicon nitride powder (Si3N4).