Xysil 200 Fumed Silica 200

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Xysil 200 Fumed Silica 200 is a high-purity fumed silica produced through flame hydrolysis of silicon tetrachloride. It is an ultra-fine, amorphous, white powder with a very high surface area and low bulk density. Xysil 200 is widely used as a reinforcing filler, thickening agent, anti-caking agent, and rheology modifier in various industrial applications. Its unique physical properties improve the mechanical strength, viscosity, and stability of formulated products.

Description

Xysil 200 Fumed Silica 200

Primary Uses


Paints & Coatings Industry

  • Thickener & Rheology Modifier: Enhances viscosity and sag resistance in paints and coatings, improving application and finish.

Adhesives & Sealants

  • Reinforcing Filler: Improves mechanical strength, thixotropy, and bonding properties in adhesives and sealants.

Plastics & Rubber Industry

  • Reinforcement Agent: Increases tensile strength, abrasion resistance, and durability in plastic and rubber compounds.

Cosmetics & Personal Care

  • Anti-Caking & Opacifying Agent: Used in powders and creams to prevent clumping and improve texture and appearance.

Secondary Uses


Pharmaceutical Industry

  • Flow Aid: Facilitates powder flow and prevents caking in tablet formulations and capsules.

Food Industry

  • Anti-Caking Agent: Used in powdered food products and supplements to improve handling and shelf life (food-grade specifications required).

Electronics

  • Insulating Filler: Incorporated in silicone rubbers and potting compounds for electrical insulation.
KEY PRODUCT FEATURES

Basic Identification Attributes

  • Chemical Name (IUPAC): Silicon dioxide, amorphous

  • Common/Trade Name: Xysil 200, Fumed Silica 200

  • CAS Number: 112945-52-5

  • HS Code: 2811.19.00

  • Synonyms: Pyrogenic silica, silica fume

Physical & Chemical Properties

  • Physical State: Powder

  • Color & Odor: White; odorless

  • Surface Area: Approx. 200 m²/g

  • Particle Size: Average primary particle size ~12 nm

  • Bulk Density: Approx. 50 kg/m³ (loose bulk density)

  • Solubility: Insoluble in water and organic solvents

  • pH (in 4% suspension): 3.7 – 4.5

Safety & Hazard Attributes

  • GHS Classification: May cause respiratory irritation (dust)

  • Toxicity: Low toxicity; avoid inhalation of dust

  • Exposure Limits: Follow occupational exposure limits for respirable crystalline silica as applicable

Storage & Handling Attributes

  • Storage Conditions: Store in a dry, cool, well-ventilated area away from moisture and incompatible materials

  • Container Type: Multi-layer kraft paper bags with polyethylene liner or bulk containers

  • Shelf Life: Indefinite if stored properly

  • Handling Precautions: Use dust control measures and respiratory protection; avoid dust generation

Regulatory & Compliance Attributes

  • Complies with REACH, OSHA, TSCA, and other relevant chemical safety regulations

  • Manufactured under Good Manufacturing Practices (GMP) when applicable, especially for pharmaceutical and food-grade products

  • Meets ISO 9001 quality management standards

  • Compliant with environmental and transport regulations including UN classification for safe handling

Environmental & Health Impact

  • Biodegradability: Not applicable (inorganic material)

  • Ecotoxicity: Low environmental impact; inert material

  • Bioaccumulation: Not applicable
SAFETY HANDLING PRECAUTIONS

Safety Handling Precautions

  • PPE Required: Respiratory protection, gloves, and eye protection recommended

  • Handling Guidelines: Use local exhaust ventilation to minimize dust; avoid generating airborne dust

  • Storage Measures: Keep containers sealed and dry

First Aid Measures

  • Inhalation: Move to fresh air; seek medical attention if symptoms persist

  • Skin Contact: Wash with soap and water

  • Eye Contact: Flush with water for 15 minutes; seek medical help if irritation continues

  • Ingestion: Rinse mouth; seek medical advice if necessary

Firefighting Measures

  • Fire Hazards: Non-flammable

  • Extinguishing Media: Use appropriate media for surrounding fire

  • Hazardous Combustion Products: None known