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HS Code |
427911 |
| Product Name | Aerosil R812S |
| Type | Fumed Silica |
| Surface Treatment | Hexamethyldisilazane (HMDS) |
| Appearance | White, fluffy powder |
| Specific Surface Area Bet | 260-320 m²/g |
| Ph Value | 3.5-4.5 (4% in water) |
| Loss On Drying | < 1.5% (2 hours at 105°C) |
| Sio2 Content | over 99.8% |
| Bulk Density | 40-60 g/l |
| Average Primary Particle Size | 7 nm |
| Carbon Content | 4.5-6.5% |
| Applications | Rheology control in coatings, adhesives, sealants and polymers |
As an accredited Aerosil R812S Rheology Modifiers factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Aerosil R812S Rheology Modifiers are typically packaged in 10 kg multi-ply paper bags with polyethylene liners, ensuring moisture protection. |
| Container Loading (20′ FCL) | Container Loading (20′ FCL): Aerosil R812S Rheology Modifiers are packed in 10kg bags, 400 bags per 20’ FCL, totaling 4,000kg. |
| Shipping | Aerosil R812S Rheology Modifiers are shipped in sealed, moisture-resistant bags or fiber drums to ensure product integrity. Packages are typically palletized for stability during transport. Handle with care to avoid dust generation. Store in a dry, ventilated area, away from incompatibles, and comply with all relevant regulations for chemical transportation. |
| Storage | Aerosil R812S Rheology Modifiers should be stored in a cool, dry, and well-ventilated area, away from moisture and incompatible substances. Keep containers tightly closed to prevent contamination and absorption of atmospheric moisture. Protect from direct sunlight and sources of ignition. Store at temperatures below 40°C and avoid prolonged storage to maintain product quality and performance. |
| Shelf Life | Aerosil R812S Rheology Modifiers have a shelf life of 24 months when stored in original, unopened containers under dry conditions. |
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Viscosity control: Aerosil R812S Rheology Modifiers with high surface area is used in automotive coatings, where it ensures consistent viscosity and improved sag resistance. Hydrophobicity: Aerosil R812S Rheology Modifiers with enhanced hydrophobicity is used in silicone sealants, where it prevents moisture absorption and improves long-term durability. Particle size: Aerosil R812S Rheology Modifiers with an average particle size of 7 nm is used in printing inks, where it enables optimal flow characteristics and minimizes sedimentation. Purity: Aerosil R812S Rheology Modifiers with 99.8% purity is used in pharmaceutical suspensions, where it provides uniform dispersion and superior stability. Stability temperature: Aerosil R812S Rheology Modifiers with stability up to 300°C is used in high-temperature adhesives, where it maintains rheological properties and prevents thermal breakdown. Thixotropy: Aerosil R812S Rheology Modifiers with strong thixotropic behavior is used in epoxy resins, where it enhances anti-settling performance and ease of application. Dispersion quality: Aerosil R812S Rheology Modifiers with excellent dispersibility is used in waterborne paints, where it improves film uniformity and application smoothness. Oil absorption: Aerosil R812S Rheology Modifiers with high oil absorption capacity is used in cosmetic creams, where it enhances texture and reduces syneresis. Surface modification: Aerosil R812S Rheology Modifiers with advanced surface treatment is used in polyurethane systems, where it optimizes viscosity and increases mechanical stability. Shear stability: Aerosil R812S Rheology Modifiers with robust shear stability is used in industrial lubricants, where it maintains thickening efficiency under mechanical stress. |
Competitive Aerosil R812S Rheology Modifiers prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please contact us at +8615651039172 or mail to sales9@bouling-chem.com.
We will respond to you as soon as possible.
Tel: +8615651039172
Email: sales9@bouling-chem.com
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