Premium FDA-Approved Platinum RTV-2 Silicone for Professional Food-Safe Applications

Wacker Elastosil M 4600 A/B is a high-quality platinum-catalyzed RTV-2 silicone rubber with FDA CFR 21 §177.2600 and BfR XV certification, specifically developed for food-safe applications and thermally stressed environments. This professional silicone combines very soft Shore A 20 hardness with extreme elongation (800%), excellent thermal stability (-40°C to +200°C), and minimal shrinkage (<0.1%), making it ideal for culinary molds, medical simulation, potting, and sealing. Easy 10:1 mixing ratio with 90 minutes pot life.

Key Benefits

• FDA & BfR certified: Meets FDA CFR 21 §177.2600 and BfR XV standards for direct food-safe contact according to EU Regulation 1935/2004
• Extreme thermal stability: Usable from -40°C to +200°C for oven, freezer, and high-temperature applications
• Very soft Shore A 20 hardness: Maximum flexibility with 800% elongation and >20 N/mm tear strength for durable, flexible molds
• Platinum-cure technology: No odor, minimal shrinkage (<0.1%), superior mechanical properties, and long service life
• Long pot life: 90 minutes working time at 23°C for careful processing of complex projects
• Professional quality: Wacker Chemie quality for reliable, reproducible results in critical applications

Typical Applications

• Food-safe molds for chocolate, confectionery, fondant, and culinary creations (FDA/BfR compliant)
• Medical simulation and anatomical models where biocompatibility is required
• Potting and encapsulation for batteries (e-bikes, cars, drones) with thermal stability
• Sealing and O-rings for the food processing industry and pharmaceutical applications
• Rapid prototyping and molds for concrete, WetCast, and precast elements
• Horse hoof applications and veterinary applications

Processing Instructions:

1. Ensure both components are at room temperature (20-25°C)
2. Mix Component A and B in a 10:1 ratio (by weight)
3. Optional: place mixture in a vacuum chamber to remove air bubbles
4. Pour within the 90-minute pot life
5. Cure for 24 hours at room temperature for optimal properties

Storage: Store in original, sealed packaging in a cool, dry place. Shelf life: 12 months from production date.

Wacker Chemie is a global leader in silicone technologies for food-safe, medical, and industrial applications with over 100 years of expertise.

Certifications & Safety

• FDA CFR 21 §177.2600 certified for food-safe contact
• BfR XV compliant (Bundesinstitut für Risikobewertung)
• Complies with EU Regulation 1935/2004 for materials in contact with food

Professional Support

Our technical specialists advise on processing techniques, FDA compliance, temperature profiles, and optimal results for your specific food-safe or medical application. Contact us for technical datasheets, processing guidelines, or advice on certifications and regulations.

More information: Wacker Elastosil M 4600 A/B Product Page

Please note: This product is intended for professional use. Always read the technical documentation and safety information before using the product.