Fumed Silica Manufacturer in China
Fumed Silica is a high-performance functional additive designed to enhance rheology control, anti-sagging, and anti-settling properties in various formulations.
It is widely applied in coatings, adhesives, sealants, silicone rubber, and battery materials, helping to improve stability, application performance, and final product quality.
We offer a wide range of grades to meet different formulation needs across industries.
Fumed Siliica Application
- Coatings & Inks
Wood coatings · Industrial coatings · Coil coatings · Protective coatings · Printing inks · Textile coatings · Electronics coatings
- Adhesives & Sealants
Structural adhesives · Construction sealants · Industrial adhesives · Silicone sealants · Reactive systems
- Silicone Rubber & Elastomers
RTV silicone rubber · HTV silicone rubber · LSR · Elastomer reinforcement
- Industrial Applications
Powder coatings · Resins & composites · Specialty industrial systems
Ask for Free Sample
Fumed silica is used as a multifunctional additive to control rheology, improve thixotropy, reinforce structure, and enhance stability in a wide range of systems.
It provides efficient thickening at low dosage, helps prevent sagging and settling, and improves flow behavior and application performance.
Why Choose Fumed Silica from HHC?
We have survived in the most competitive Chinese market in the world! And rely on high-quality products to beat a lot of competitors, including many well-known brands; with the expansion of our business, we will open to the global market, bringing more value to customers!
- ISO quality factory. Our production workshop strictly abides by international standards, which can ensure product quality stable;
- Focus brings professionalism. Chemical raw materials have many branches and systems, but we only focus on the R&D of silica products, and use the characteristics of silica to discover more features and applications;
- Rich application experience. We have our own application testing team, which can help customers to test the final effect together and reduce the formulation cycle;
Customer Service
Technology serves the business,
Service doesn’t end with delivery!
- Assist customers to solve technical problems
- Provide customers with product selection suggestions, and physical &chemical analysis suggestions.
- Provide customers with stable product supply, and offer test reports and quality assurance for each batch of shipments
- Actively solve other problems in customers’ production process.
The Ultimate FAQ Guide
Fumed silica is a high-performance, nano-scale silicon dioxide (SiO₂) produced by flame hydrolysis. Known for its extremely high surface area and strong thickening efficiency, it is widely used as a key rheology modifier in advanced formulations.
In practical applications, fumed silica helps improve viscosity control, prevent sagging and settling, and enhance overall formulation stability. It is commonly used in coatings, inks, adhesives, sealants, and silicone systems where consistent performance is critical.
Compared to conventional additives, fumed silica offers superior efficiency at low addition levels, making it a cost-effective solution for formulators seeking both performance and optimization.
Our customer service team is available 24/7. If you can provide us with more details about your requirements and application, our technical team will provide a suggestion for the models, percentage added, and surface treatment suggestions.
And the sample is free.
Except for the sample, if you want to do testing production, it is available that we provide the testing products within low MOQ.
Moreover, if the quantity is less we will consider offering the testing products for free.
Regarding the regular purchase order, the MOQ is flexible, and our sales will offer you a FOB or CIF price as referred.
First, we are the ISO quality certification factory and will do inspection periodic;
Second, before we ship the goods, we do product testing and offer a warranty commitment for the customer, to make sure all the products’ quality is under the control.
Yes, we can use your trademark and model in the design of the packaging, or provide neutral packaging with blank information;
Of course, this service has some requirements, if you are interested in OEM transactions, please contact us;
