Silica: the essential additive for every industry

Every field of application has its own particular requirements. With its broad product portfolio of fumed and precipitated silica and metal oxides, Evonik is perfectly equipped to meet the specific challenges of each industry. Thanks to our worldwide network, we are close to our customers and can work with them to develop bespoke solutions.

In 3D printing Evonik silica provide free flow, anti-caking and electrostatic charge control for SLS and SLA as well as viscosity control over jetting systems and density control in power packing.

3D Printing

The possibilities of 3D printing seem all but infinite. Silica from Evonik are bespoke particles for your individual application. Be it as flow additives, reinforcing materials or to control viscosity, they help you get the best out of your products and process.

Evonik silica improve adhesives and sealants for automotive construction, wind turbines and the construction sector. AEROSIL® improves rheology control, sag resistance, reinforcement and stabilization.

Adhesives and Sealants

Reliable adhesion calls for silica from Evonik, which enhance special adhesives and sealants for various sub-A&S-industries. Rely on our diverse product portfolio for optimum rheology, strengthening and transparency.

In agriculture Evonik silica are used in agrochemical products like fertilizers or herbicides for rheology control in liquid formulations and as flow additives and anti-caking agents in powders and granulates.


Efficient agriculture requires high-performance products: Evonik has an very wide range of silica products for your developments: Suitable for formulations in both crop protection, as well as seed treatment and for improved plant growth.

For increased safety, lifetime, performance and temperature stability of li-ion batteries and lead-acid batteries, Evonik provides customized silica like AEROXIDE® AEROSIL® and SIPERNAT®.


Products often need batteries to run. And Evonik gives batteries their power. Our high-quality pure silica and metal oxides increase the safety, lifetime and performance of batteries.

Evonik silica improve cable gels and oil based fillers as thickeners for rheology control and perfect viscosity. AEROSIL® fumed silica increase mechanical stability and heat resistance.

Cable Gel

Durable cable gels with optimum protection qualities are required to provide permanent protection for fiber-optic cables. Optimize cable gels and oil-based fillers with silica from Evonik.

For catalyst carrier applications Evonik offers special silica and metal oxides with high purity and heat stability. AEROSIL® and AEROXIDE® serve as process aid, rheology control agent or silica source for zeolite synthesis.


Whether as catalyst carriers, binders or processing aids, silica and metal oxides from Evonik are essential components of catalysts.

Silica improve the properies of ceramic materials.


For industrial ceramics applications, Evonik offers silica with a large surface area and high chemical purity. They improve the properties and quality of ceramic materials, as well as facilitating processing.

Evonik Silica AEROSIL® and SIPERNAT® are used in the construction sector as flow aid, anticaking und antisedimentation agent and carrier. Evonik provides a wide range of admixtures for the drymix industry.


Silica and titanium oxide from Evonik optimize construction materials, such as concrete and mortar. Whether as an anti-caking agent, a carrier or an additive in concrete and cement, our silica and metal oxides enhance construction materials.

Defoamers help by controlling or entirely preventing unwanted foam formation. Our hydrophobic silica products effectively improve the efficiency of defoamers, foam regulators and deaerators.


Defoamers prevent unwanted foam formation. Silica from Evonik increase the efficiency enormously – and are also the right choice when it comes to producing powdered defoamers. In emulsions, silica ensure perfect rheology and stable formulations.

AEROSIL® and AERODISP® are used in various electronics applications.


Life without electronics? Inconceivable. That is why Evonik’s highly specialized silica and metal oxides are indispensable helpers in electronic applications of all kinds.

In animal feed Evonik silica serve as free flow additive, anti-caking agent or carrier for liquid components like vitamins or organic acids.


Silica ensure that your animal feed or animal feed additives remain pourable. Whether as a flow additive, an anti-caking agent or as a carrier substance – our silica ensure the manufacturing processes are optimized and that further processing of high-quality animal feed runs smoothly.

Evonik Silica are used in powdered food products like spices, milk powder or coffee creamer to improve flowability, reduce caking tendency and minimize dust generation.


Powdered food and additives have to meet high standards in terms of quality as well as from handling perspective: They must be easy to dose, free-flowing and stable when stored. Silica from Evonik are the perfect ingredients for this.

In the manufacture of fire-resistant glass, AERODISP® serves as a dispersion which, in the event of a fire, forms a radiant heat barrier and maintains the glass transparency.


Silica from Evonik are the first-choice option for the production of resistant glass. With our high-purity fumed silica and AERODISP® dispersions, you can produce fire protection doors and windows offering outstanding heat protection – tailored to your needs.

Evonik Silica improve the flow properties of starting materials for modern tablet and capsule manufacture and ensure rapid dissolution of the active ingredients. Suitable silica from Evonik is available for solid semi-solid and liquid dosage forms.

Health Care

Many challenges – one solution: Fumed and precipitated silica from Evonik are some of the most important and highly used pharmaceutical excipients.

Evonik Silica are found in a variety of home care products like powder and liquid detergents. AEROSIL® and SIPERNAT® work as rheology modifier to improve free flow of liquid formulations and to prevent caking in powders.

Home Care

Be it in the kitchen or in the bathroom, no household nor office can do without cleaning agents – and no cleaning agent should do without silica from Evonik. They ensure ease of use and are an environmentally friendly alternative to conventional ingredients.

Evonik Silica are indispensable in modern lighting applications like fluorescent lamps and LEDs. AEROSIL® and AEROXIDE® serve as inorganic binder, light diffuser and mercury diffusion barrier for more effective UV radiation.


A pleasant light is not everything – today’s illuminants also need a favorable energy balance and a long service life. With fumed aluminum oxide and fumed silica from Evonik, you can produce efficient and high-performance fluorescent lamps and LEDs.

In lubricating greases and cable gels Evonik Silica work as rheology modifier, increase the mechanical stability and optimize oil separation. Hydrophilic and hydrophobic AEROSIL® fumed silica are highly effective when thickening is required.

Lubricating Greases

As additives or thickeners, our silica not only improve the performance, but also the shelf life of your products. With diverse applications and highly effective: Silica from Evonik improve lubricants and greases.

Silica from Evonik works as an additive in anti-corrosion coatings.


Don’t give rust a chance: As a highly effective additive in anti-corrosion coatings, silica from Evonik extend the life of metal components and increase the scratch resistance in paint coats.

Evonik Silica are used as fillers and reinforcers in mechanical rubber goods like conveyor belts, automotive parts ort hoses and tubes. ULTRASIL®


Bring in the reinforcements: With rubber silica from Evonik, mechanical rubber goods (MRG) withstand even the toughest loads. As reinforcing fillers, they improve the tear resistance, dimensional stability and durability of your products.

In the oil and gas industry and biodiesel processing, Evonik silica AEROSIL® and SIPERNAT® provide free flow, anticaking and antisedimentation and serve as emulsion stabilizer.

Oil and Gas

Evonik Silica improve cleaning performance, whitening effect, rheology control, optical clarity and fluoride compatibility in oral care products.

Oral Care

Everything from a single source: Evonik is your complete solution provider for oral care. With our dental silica, you can tailor your recipes precisely to your formulation needs. Different cleaning levels, optimum rheology – or optical and sensory properties.

In paints and coatings Evonik Silica SIPERNAT® and ACEMATT® are used as defoamers, dispersants, matting agents, rheology modifiers, extenders or co-binders.

Paints and Coatings

The coatings industry is vast and diverse, consisting of numerous markets - each with their own set of challenges and trends.

Evonik offers Silica products for paper production, paper processing, paper coatings, and inkjet coatings. Evonik Silica guarantee constant printability, high ink absorption, instant ink drying, brilliant colors and gloss.


Never before has the selection of print media been as comprehensive as it is today – nor the demands on print quality been so high. Paper and film manufacturers want to meet these tough requirements. Evonik supports you with the most comprehensive range of silica types on the market.

Evonik Silica improve cosmetics and products for personal care like emulsions, rinse-off formulations, oil-based formulations, powders or nail polish. Silica enable powder-to-cream and matt effects and replace microplastics in skin care products.

Personal Care

Let us share a beauty secret with you: Evonik has a wide range of effective and environmentally friendly special silica in its portfolio – for hair and face and body care as well as decorative cosmetics and nail polish. Get the best out of your products with our silica.

Evonik Silica are used in the production of plastics, thermoplastics, superabsorber granules and powders. SIPERNAT® serves as anticaking and Antiblocking agent und provides free flow.


Our lives today are unimaginable without plastics – and no plastic can exist without additives. As additives, silica from Evonik ensure optimum properties and the maximum quality in plastics for almost every field of use.

Evonik Silica are an important component in shoe soles. Silica ensure high abrasion resistance and good damping and allow modern design with transparent shoe soles.

Shoe Sole

Optimize the rubber compounds of your shoe soles with silica from Evonik. Our silicas have a wide range of uses as reinforcing fillers, whether for increasing resistance to wear, as improving traction – or for modern design as a transparent and/or translucent sole.

Evonik Silica are used for the reinforcement of heat cured rubber and liquid silicone rubber, keep it transparent and flexible and provide excellent heat stability. AEROSIL® allows precise rheology control.

Silicone Rubber

Extremely flexible and tear-proof, whether cold or hot – optimize the desired properties of high-quality silicone products with fumed silica and metal oxides from Evonik.

In technical powders Evonik silica SIPERNAT® and AEROSIL® are used as anti-caking agents and they serve as carriers for converting viscous liquids into free flowing powders.

Technical Powder

Powders need to flow freely – in everything from fire extinguishers to construction materials. Silica from Evonik improve the handling of all types of powder in the chemicals industry, either as flow additives or as carriers for highly viscous liquids, known as dry liquids.

Thermal Insulation

Face the challenges of saving energy and protecting the climate: Fumed silica from Evonik are excellent insulators that provide far greater heat insulation than conventional systems.

Evonik Rubber Silica serve as fillers and reinforcers in tires for cars, motorcycles and bicycles. ULTRASIL® improves tear resistance, effects low rolling resistance that saves fuel and a better grip for more safety.


Pioneering tires need innovative rubber compounds. Silica from Evonik are optimal active fillers for sustainable tires – whether in cars, trucks or buses. Tire mixtures with silica save fuel, thereby reducing the impact on the environment by reduction of CO2 emissions.

As additives Evonik silica improve the quality of dry toners and color toners for high quality printing results. AEROSIL® fumed silica guarantee flowability and charge stability.


With silica from Evonik, you retain the optimum flow properties for your toner powder and control its electrostatic chargeability in a targeted way. We are your partner for maximum precision.

In unsaturated polyester resins, UPE, for gel coats and maninating, Evonik silica are used as thickener. AEROSIL® guarantees perfect rheology control for the desired viscosity and thixotropy effect. Silica also serve as antisedimentation agent.


Silica from Evonik enables you to process unsaturated polyester resins in the best possible way. Our silica guarantee effective thickening and adjust the thixotropy of the resins perfectly.