SI10671 Polycrystalline Silicon Powder

Polycrystalline Silicon Powder Description

Polycrystalline Silicon Powder consists of multiple silicon crystallites processed into a fine powder. The material exhibits controlled particle sizes verified by laser diffraction, ensuring compatibility with semiconductor processes and metallurgical applications. Its chemical inertness and thermal stability support its use in environments requiring precise melting characteristics and uniform reactivity. Standardised testing confirms its phase composition and purity, making it applicable in various technical processes.

Polycrystalline Silicon Powder Properties

*The above product information is based on theoretical data and is for reference only. Actual specifications may vary.

Polycrystalline Silicon Powder Applications

·         Electronics and Semiconductor Processing
Used as a feedstock in silicon wafer production to achieve controlled impurity profiles by leveraging its high-purity characteristics.
Applied in photovoltaic cell manufacturing to enhance electrical conductivity by utilising its consistent melting behaviour.

·         Metallurgical Processes
Serves as an additive in cast silicon alloys to regulate microstructure formation by taking advantage of its controlled particle size.
Frequently used for reducing agents in metallurgical reactions to improve yield through its predictable reactivity.

Polycrystalline Silicon Powder Packing

The powder is packed in sealed, inert-lined containers to prevent contamination and oxidation. Each package features moisture-resistant barriers and is labelled for traceability. Storage conditions are maintained at low humidity and moderate temperature to preserve material integrity. Custom packaging options, including anti-static measures and sealed canisters, are available upon request to suit specific industrial storage and transportation needs.

Additional Information

Polycrystalline silicon is essential in various high-temperature applications due to its inert nature and controlled melting characteristics. It plays a crucial role in the production of silicon wafers, which are foundational in electronics manufacturing. Advances in powder processing and analytical techniques have enabled the scaling of production while maintaining stringent purity standards.

Understanding the interplay between particle size, crystallite distribution, and chemical composition is key in optimising materials for semiconductor fabrication. Researchers focus on refining processing parameters to reduce defects and improve overall performance, ensuring that the material meets the evolving demands of technological applications.