Industrial-Grade High-Purity Fused Silica Powder

• Customization: Available
• Certification: ISO
• Application: Rubber, Plastic, Chemical, Construction, Metallurgy, Ceramic, Casting, Glass
• Model NO.: SF
• Transport Package: Paper Bag, Big Bag, Pallet
• Specification: SiO2>99.9%
• Trademark: ST
• Origin: Lianyungang, China
• HS Code: 32074000
• Production Capacity: 50000pieces/Year

Product Description

Key Selling Points

 Ultra-High Purity: SiO₂ ≥99%, low metal ion content, meets stringent industrial requirements
 Precise Particle Size Control: Adjustable D50 0.5-50μm, with laser particle size analysis report available
 Excellent Stability: High temperature resistance (1700°C+), low thermal expansion coefficient, superior insulation properties
 Customization Services: Supports particle size classification, surface modification, and other processing needs

Product Specifications
 

Parameter	Typical Value
Chemical Purity	SiO2 ≥99%
Typical Particle Size	D50 0.5μm/5μm/20μm/50μm (customizable)
Bulk Density	0.3-0.8 g/cm³ (adjustable)
Loss on Ignition	≤0.5%
Moisture Content	≤0.3%
Morphology	Spherical/Irregular (optional)

Typical Applications

▸ High-End Ceramics: Precision structural ceramics, sintering aids for electronic ceramics
▸ Coatings: Wear-resistant & anti-corrosion coatings, thermal barrier coatings for aerospace
▸ Electronic Materials: Epoxy resin filler, chip encapsulation materials
▸ Precision Casting: Investment casting face coat materials
▸ Other Fields: Specialty rubber reinforcement, 3D printing material modification

Packaging & Storage

 Standard Packaging: 25kg/bag
 Custom Packaging: Available from 1kg samples to ton bags
 Storage Recommendation: Keep in a cool, dry place to avoid moisture absorption and caking

Quality Assurance

▪ ISO 9001-certified production system
▪ COA (Certificate of Analysis) provided for each batch

Why Choose Us?

Imported classification equipment for precise particle size control
Extensive experience in silica material production, serving 300+ clients
Free samples available, with technical team support throughout the process

Company Information:

Jiangsu Shengtian New Materials Co., Ltd. has a technical research and development team focusing on ultra-fine powder materials, and has strong strength in the research and development and production of ultra-fine functional materials, composite materials and related applications, and has become a more influential high-tech enterprise in the ultra-fine functional powder industry.
The company's products include crystalline silicon powder, molten silicon powder, soft composite silicon powder, spherical silicon powder, aluminum oxide powder, ceramic powder, glass powder and other ten categories, nearly 100 kinds of different specifications of products, and has a strong modification, compounding and other follow-up deep processing technology and capabilities. The products are processed by special technology, the production technology is leading and innovative, and the introduction of international technical standards for similar products, widely used in electronic packaging, copper clad plate, ink coating, adhesive, ceramics, precision casting, glass fiber, plastic rubber and other industries, giving its functionality while helping customers reduce costs. And provide the overall application of technology solutions.
The company has more than 20 different types of production lines, more than 100 sets of domestic advanced equipment, with an annual output of 50,000 tons. The company adopts professional production and testing equipment and formulates strict production quality control system to conduct all-round control of product quality. All products of the company have passed SGS environmental protection testing, in line with the EU ROHS green environmental protection standards. The company took the lead in the silicon powder industry through the ISO9001 quality management system certification and ISO14001 environmental management system certification, has passed the high-tech product identification. The company's products and solutions have been applied to more than 160 enterprises around the world, including more than 80 customers with stable cooperation for more than 10 years.

Workshop:
 

An excellent manufacturing enterprise

The company has 20 patents, the company has passed ISO9001 and ISO14001 certification, and has been recognized as a national high-tech enterprise