Silicon Powder Shanghai Truer Technology Co,.LTD First Name TEL Email inquiry Home - Pure Metal Powder - Silicon Powder Silicon Powder Silicon powder is used in pyrotechnic compositions, ignition sources, and delay charges. It is also widely used in the production of alloys. Truer has 3 grades of silicon powders and also can customize Si powders per requirements. Purity: 99.0%, 99.9%Shape: spherical, porousParticle size: 0-45um, 45-90um, 50-100nm, 100-150nm, or customized If you have a special requirements for purity and particle size, Just contact us and we will try to customize the powders for you. Contact Us Now