Discover premium silica dioxide, industrial grade SiO2, for various applications.
PRODUCT PARAMETERS
Description
Overview of Fumed Silica
Fumed silica, also known as pyrogenic silica, is an ultra-fine, high-purity amorphous silicon dioxide (SiO2) produced via the combustion of silicon tetrachloride in an oxygen-hydrogen flame. It appears as a fluffy white powder and is valued for its ability to thicken, stabilize, and reinforce materials.
Features of Fumed Silica
- High Surface Area: Typically ranges from 50 to 380 m²/g, providing excellent thickening and reinforcing properties.
- Hydrophilic or Hydrophobic Variants: Available in both forms depending on surface treatment, allowing for tailored applications.
- Excellent Thixotropy: Increases viscosity and improves flow properties of liquids and pastes.
- Chemical Inertness: Resistant to most chemicals, making it suitable for a wide range of industrial uses.
- Enhances free-flowing properties and stability.

(Factory Manufactured Organic Hydrophobic Fumed Silica SiO2 Powder with CAS No 112945-52-5 1kg MOQ)
Specification of Factory Manufactured Organic Hydrophobic Fumed Silica SiO2 Powder with CAS No 112945-52-5 1kg MOQ
This product is factory-made organic hydrophobic fumed silica SiO2 powder. It has CAS No 112945-52-5. The MOQ is 1kg. It is a high-purity white powder. The particles are ultra-fine. The surface is treated to make it water-repellent. It works well in applications needing low moisture absorption. The silica content is over 99.8%. The average particle size ranges from 7 to 40 nanometers. The specific surface area is 150-400 m²/g. The bulk density is 30-60 g/L. The pH value is 3.6-4.5. Loss on drying is under 1.5% at 105°C.
This powder is processed using advanced flame hydrolysis. The surface is modified with organic silicone compounds. This makes it stable in non-polar systems. It improves dispersion in resins, coatings, and rubbers. It acts as a thickener, anti-settling agent, and reinforcing filler. It prevents clumping in powders. It enhances flowability in dry mixes.
It is used in industrial coatings, adhesives, sealants, and silicone rubber. It works in pharmaceutical tablets as a glidant. It serves in cosmetics for texture improvement. It is added to paints to reduce sagging. It boosts mechanical strength in composite materials. It resists high temperatures. It performs well in harsh chemical environments.
The product meets international standards. It is tested for consistency. Each batch comes with a quality certificate. It is packed in moisture-proof bags. Inner layers are sealed aluminum foil. Outer layers are strong cardboard drums. Storage requires a cool, dry place. It stays stable for two years unopened.
Safety guidelines must be followed. Avoid inhaling dust. Use protective gear during handling. Keep away from incompatible substances. Contact with strong acids or bases is not advised. Disposal follows local regulations.
Custom particle sizes and surface treatments are available. Bulk orders get discounted pricing. Samples are offered for quality checks. Global shipping options include air and sea freight. Delivery times vary by location. Customer support assists with technical queries.
This material suits industries needing reliable hydrophobic silica. It balances performance with cost efficiency. It adapts to diverse production needs. The 1kg MOQ allows small-scale testing. Larger quantities ensure steady supply for manufacturing.

(Factory Manufactured Organic Hydrophobic Fumed Silica SiO2 Powder with CAS No 112945-52-5 1kg MOQ)
Applications of Factory Manufactured Organic Hydrophobic Fumed Silica SiO2 Powder with CAS No 112945-52-5 1kg MOQ
Factory manufactured organic hydrophobic fumed silica SiO2 powder (CAS No 112945-52-5) offers a wide range of industrial uses. This powder serves multiple purposes across industries due to its water-repellent properties, high surface area, and stability. The 1kg MOQ makes it accessible for small-scale and large-scale projects.
In coatings and paints, this material improves performance. It acts as a thickening agent. It prevents settling of pigments. It enhances scratch resistance. It ensures even distribution on surfaces. The result is durable, high-quality finishes.
Adhesives and sealants benefit from its use. It boosts mechanical strength. It controls viscosity. It prevents sagging during application. It increases resistance to moisture. This ensures reliable bonding in humid conditions.
Rubber and silicone products rely on it for reinforcement. It improves elasticity. It reduces wear and tear. It maintains flexibility under stress. Automotive parts and industrial seals often incorporate it for longevity.
Pharmaceutical and cosmetic industries use it as an anti-caking agent. It keeps powders free-flowing. It stabilizes formulations. It enhances texture in lotions and creams. It ensures consistent product quality during storage.
Construction materials like cement and resins gain advantages. It accelerates curing times. It reduces cracking. It improves thermal stability. This is critical for structures exposed to extreme temperatures.
Electronics manufacturing applies it for insulation. It protects components from moisture damage. It enhances dielectric properties. Circuit boards and sensitive devices benefit from its reliability.
This hydrophobic fumed silica is chemically inert. It resists clumping. It works well in high-temperature processes. It meets strict industry standards. Manufacturers value its adaptability. It simplifies production workflows. It reduces waste.
Each application leverages its unique physical traits. Industries achieve better product performance. The 1kg MOQ supports testing and bulk orders. Customization options are available for specific needs.
Company Introduction
Welcome to HiphopGalaxy, a trusted global supplier of high-quality silicon dioxide (SiO2) powder, renowned for its exceptional purity and performance. Established with a vision to deliver cutting-edge materials that meet the diverse needs of modern industries, we have positioned ourselves as a leading player in the international market.
Our SiO2 powders find applications across multiple sectors, including adhesives, coatings, pharmaceuticals, cosmetics, polymers, and electronics. Each application benefits from the unique properties of our products—high surface area, excellent thixotropy, chemical inertness, and superior reinforcement capabilities. Whether you need hydrophilic or hydrophobic variants, we offer tailored solutions to meet your specific requirements.
If you have any questions, please feel free to contact us(nanotrun@yahoo.com).
Payment Methods
T/T, Western Union, Paypal, Credit Card etc.
Shipment Methods
By air, by sea, by express, as customers request.
5 FAQs of Factory Manufactured Organic Hydrophobic Fumed Silica SiO2 Powder with CAS No 112945-52-5 1kg MOQ
What is factory manufactured organic hydrophobic fumed silica SiO2 powder?
This product is a fine white powder made in factories. It contains silicon dioxide (SiO2) treated to repel water. The treatment uses organic methods. The CAS number is 112945-52-5. It is used in coatings, adhesives, and sealants. The powder improves product thickness and stability.
Where is this silica powder commonly used?
Industries like paints, coatings, and plastics rely on it. It acts as a thickener. It prevents clumping in powders. Cosmetics and pharmaceuticals use it for texture. Electronics apply it for insulation. Construction materials benefit from its water resistance.
Is this silica powder safe to handle?
Follow safety guidelines. The powder is non-toxic but requires care. Avoid breathing dust. Use gloves and masks. Keep it away from eyes and skin. Store it properly. Check safety data sheets for details.
How should this silica powder be stored?
Store in a cool, dry place. Keep the container sealed. Moisture ruins its quality. Avoid direct sunlight. Keep away from heat sources. Use airtight packaging. This prevents contamination.
Can I order less than 1kg of this silica powder?
The minimum order quantity is 1kg. Smaller samples may be available. Contact the supplier for sample requests. Bulk orders often get discounts. Confirm pricing and shipping details before purchasing.

(Factory Manufactured Organic Hydrophobic Fumed Silica SiO2 Powder with CAS No 112945-52-5 1kg MOQ)
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