Description
As a leading submicron silicon powder manufacturer with over 15 years of pioneering nanotechnology expertise, our factory operates the most advanced grinding and classification facilities in Fujian Province, China, specifically designed for producing ultra-fine submicron silicon powder. Our manufacturing facility produces high-quality submicron silicon powder in three precise size ranges (0.3 µm, 0.5 µm, <1 µm) across two ultra-pure grades to meet the most demanding requirements in advanced nanotechnology, quantum electronics, and next-generation semiconductor applications.
Submicron Silicon Powder Technical Specifications
Manufacturing Process & Quality Control
- Raw Material: Ultra-pure silicon metal (99.99-99.999% starting purity)
- Grinding Method: Proprietary nano-grinding in ultra-high purity argon atmosphere
- Classification Technology: Advanced nano-particle separation with quantum precision
- Cleanroom Processing: ISO Class 10 cleanroom environment for quantum-grade applications
- Surface Engineering: Atomic-level surface control and functionalization
- Particle Size Options:
- 0.3 µm grade: D50: 0.25-0.35 µm
- 0.5 µm grade: D50: 0.45-0.55 µm
- <1 µm grade: D50: 0.7-0.9 µm
- Quality Testing: GDMS, TEM, dynamic light scattering, quantum characterization
- Production Capacity: 25 MT/month submicron silicon powder
Physical Properties (Typical)
- Average Particle Size: 0.3-1.0 µm depending on grade
- Particle Size Range: 0.1-1.5 µm (grade dependent)
- Bulk Density: 0.2-0.5 g/cm³
- Tap Density: 0.4-0.8 g/cm³
- Particle Shape: Spherical nanoparticles with controlled morphology
- Color: Light gray to white
- Surface Area: 8.0-25.0 m²/g (BET method)
- Agglomeration: Minimal (controlled through surface treatment)
- Oxygen Content: <50 ppm (quantum grade: <10 ppm)
- Crystallinity: >99.8% (single crystal domains)
Submicron Silicon Powder Grade Variations Available
Nanotechnology Grade (99.9-99.99%)
- Silicon content: 99.9-99.99%
- Iron: ≤10 ppm
- Aluminum: ≤5 ppm
- Calcium: ≤2 ppm
- Applications: Advanced nanotechnology, precision optics, specialty electronics
Quantum Grade (99.999%+)
- Silicon content: ≥99.999%
- Iron: ≤1 ppm
- Aluminum: ≤0.5 ppm
- Calcium: ≤0.2 ppm
- Applications: Quantum electronics, atomic-scale devices, ultra-precision semiconductors
Packaging & MOQ (All Grades):
- Research samples: 10g vacuum-sealed vials in ultra-pure argon
- Laboratory quantities: 100g specialty containers with controlled atmosphere
- Standard: 500 g ultra-pure containers with molecular-level cleanliness
- Industrial: 2kg vacuum-sealed drums for nanotechnology applications
- Bulk: 5kg specialized containers with quantum-grade purity maintenance
- MOQ: 10g for samples, 500 g for research, 5kg for wholesale pricing
- Quantum-grade packaging with <0.1 ppm total impurities
