Applications of Sipernat 50 in Industrial Manufacturing

Sipernat 50, a precipitated silica with high absorption capacity and controlled particle size, serves critical roles across multiple industrial manufacturing processes. As the original producer, we ensure compliance, technical guidance, and transparent application integration for our industrial clients globally.

1. Rubber Compounding for Footwear and Technical Rubber Goods

Manufacturers in rubber processing use Sipernat 50 for enhancing abrasion resistance, tensile strength, and tear properties in products such as shoe soles, hoses, and conveyor belts. The material provides improved dispersion of fillers and ensures dimensional stability throughout curing. Its controlled silanol group density enables efficient silanization reactions, precisely during mixing stages with silane coupling agents.

Industry compliance standards

• ISO 9001:2015 Quality Management Systems
• ISO 14001:2015 Environmental Management
• ASTM D3191 (Standard Practice for Rubber Compounding Materials – Silica reinforcing filler)
• REACH Regulation (EC) No 1907/2006

Typical usage ratio

• 8 – 20 phr (parts per hundred rubber) depending on end-product mechanical requirements, adjusted based on targeted abrasion and tensile values.

Downstream process integration

• Incorporated during dry mixing and compounding with polymers and oils.
• Engaged directly with silanes before final stage additions of curing agents.
• Integrated just prior to extrusion or molding steps to ensure homogeneous filler distribution.

Final product types

• Shoe soles and heels
• Industrial rubber hoses
• Technical rubber sheets
• Conveyor and transmission belts

2. Oral Care Formulations — Toothpaste Production

Sipernat 50 operates as a cleaning and thickening agent in toothpaste manufacturing, providing measured abrasivity, rheology control, and improved paste stability. It enables consistent viscosity during high-shear batch mixing and meets standards for food-contact safety. Dental formulations benefit from its controlled particle morphology, which supports desirable cleaning performance while protecting enamel surfaces.

Industry compliance standards

• USP/NF (United States Pharmacopeia/National Formulary) for silica as a pharmaceutical excipient
• EU Regulation (EC) No 1223/2009 on Cosmetic Products
• 21 CFR §172.480 (FDA allowance for silicon dioxide as a food additive)
• ISO 9001:2015 GMP for oral care raw materials

Typical usage ratio

• 10 – 18% w/w depending on cleaning power, texture, and foaming system compatibility, tailored to RDA (Relative Dentin Abrasivity) targets.

Downstream process integration

• Dispersed into the primary liquid phase via high-shear mixers before surfactant and flavor addition.
• Hydrated under vacuum to minimize air entrapment and achieve uniform gel matrix.
• Supports high-viscosity handling throughout paste filling and packaging lines.

Final product types

• Whitening toothpastes
• Sensitive teeth toothpaste
• Children’s oral care gels
• Professional dental cleaning pastes

3. Flow Aid in Detergent Powder Manufacturing

Producers in the home and industrial cleaning sectors utilize Sipernat 50 as a free-flowing and anti-caking agent for spray-dried and granulated detergent powders. It stabilizes bulk storage and transport by reducing agglomeration, clumping, and moisture sensitivity. Thanks to its high oil absorption, the material also enables smooth incorporation of liquid actives and fragrances into powder blends while supporting consistent dosing in automated filling equipment.

Industry compliance standards

• EC Regulation 648/2004 on Detergents
• ISO 9001:2015 (QMS for cleaning product manufacturing)
• National Standard GB/T 13173 for Detergent Raw Materials (China)
• REACH (EC) No 1907/2006 Substances and Mixtures Safety

Typical usage ratio

• 0.5 – 2.0% w/w based on powder bulk density, moisture content, and perfume charge level.

Downstream process integration

• Added after spray-drying to warm, dry base granules before liquid additives are introduced.
• Premixed with fragrances and specialty actives to prevent localized wetting.
• Dosed just prior to bulk bagging or small package filling operations for consistent performance during transport and storage.

Final product types

• High-efficiency laundry powders
• Dishwasher detergents
• Industrial cleaning agents
• Multi-functional surface cleaning powders

4. Carrier Material in Feed Additive Formulation

Animal nutrition companies select Sipernat 50 as a flow enhancer and carrier for heat-sensitive vitamins, enzymes, and micronutrient premixes. Its porous structure and low dusting support stable encapsulation and dry blending of active substances. The silica provides compatibility with aqueous and fat-soluble actives, while maintaining homogeneity through feed manufacturing processes including pelleting and extruding.

Industry compliance standards

• EU Regulation (EC) No 1831/2003 on Feed Additives
• FAMI-QS Code (Feed Additive and Premixtures Quality System)
• ISO 22000 Food Safety Management System
• FDA 21 CFR 573.940 Silicon Dioxide in Animal Feeds

Typical usage ratio

• 1.0 – 5.0% w/w, adjusted depending on premix flowability and active ingredient loading.

Downstream process integration

• Blended directly with vitamin and mineral premix batches after heat treatment of main feed components.
• Incorporated into micro-ingredient dosing systems prior to pelleting or extrusion.
• Used as an anti-caking carrier for liquid enzyme and probiotic formulations to facilitate dry handling.

Final product types

• Premixed vitamin and mineral additives
• Medicated feed supplements
• Enzyme and probiotic feed ingredients
• Dairy and poultry macro-nutrient blends

5. Paints and Coatings Matting Agent

Industrial coatings and decorative paint manufacturers employ Sipernat 50 to achieve tailored matting effects, anti-settling behavior, and rheological stability. Its particle morphology offers control over gloss level and surface haze, especially in water-borne and solvent-free systems. The silica supports efficient dispersion through direct wetting and high-speed shear processes, resulting in durable low-gloss films with uniform finish and minimized surface defects.

Industry compliance standards

• ISO 8130 (Paints and Varnishes powder coatings - test methods)
• EN 71-3 (Safety of toys - migration of certain elements, for paints on toys)
• REACH (EC) No 1907/2006 (Substance Registration)
• ISO 9001:2015 (Quality Assurance for coatings production)

Typical usage ratio

• 2 – 10% w/w, adjusted by desired degree of matting, binder chemistry, and target dry film appearance.

Downstream process integration

• Added post-pigment dispersion during final let-down phase to minimize shear-induced aggregation.
• Incorporated using high-speed dissolvers before adjusting the viscosity and gloss of the paint batch.
• Used in both industrial-scale mixing and small-batch specialty formulations.

Final product types

• Low-gloss wood and furniture coatings
• Architectural wall paints
• Protective metal coatings
• Plastic part decorative coatings