Dow Corning® High Vacuum Grease

Dow Corning High Vacuum Grease is a high-performance silicone-based sealant widely used in laboratory and industrial settings for applications requiring airtight and watertight seals. Its excellent adhesion, chemical stability, and resistance to extreme temperatures make it an essential tool in various scientific and research workflows, including crystallization setups and vacuum systems.

Key Features and Properties:

1. Material Composition:
   • Silicone-based grease, providing excellent chemical inertness and long-term stability.
2. Thermal Stability:
   • Effective across a broad temperature range: from -40°C to 200°C (-40°F to 392°F), ensuring reliable performance under extreme conditions.
3. Vacuum Compatibility:
   • Ideal for high-vacuum applications due to its low vapor pressure, preventing contamination of sensitive systems.
4. Sealing Capability:
   • Creates strong, leak-proof seals between glass, metal, and ceramic components, making it ideal for laboratory setups.
5. Consistency:
   • Smooth and viscous consistency allows for easy application, spreadability, and adherence to various surfaces.
6. Waterproof:
   • Excellent resistance to water and moisture ingress, ensuring airtight seals even in humid environments.

Applications:

1. Crystallization Plate Setups:
   • Standard sealant for 24-well crystallization plates using cover slides for hanging drop experiments.
   • Provides an airtight seal, preventing evaporation and contamination during crystallization trials.
2. Vacuum Systems:
   • Used in high-vacuum and ultra-high vacuum systems to seal joints and components without outgassing.
   • Commonly applied to glassware ground joints, stopcocks, and fittings in laboratory vacuum setups.
3. Optics and Electronics:
   • Protects and seals sensitive optical and electronic components from dust, moisture, and atmospheric contaminants.
4. Industrial Applications:
   • Sealing in manufacturing processes that require airtight and chemical-resistant barriers.
   • Suitable for gasketing and lubrication in mechanical systems.

Benefits:

1. Durability:
   • Resistant to oxidation, thermal degradation, and chemical exposure, ensuring long-lasting performance.
2. Non-Corrosive:
   • Safe to use on a variety of materials, including metals, plastics, and glass.
3. Ease of Use:
   • Simple application directly from the 150 g tube without requiring additional tools.
4. Compatibility:
   • Inert with most laboratory reagents and solvents, making it ideal for sensitive chemical and biological experiments.

Storage and Handling:

• Store in a cool, dry place away from direct sunlight.
• Ensure the cap is tightly sealed after use to prevent contamination.

Packaging:

• Available in a 150 g tube, providing a convenient and manageable amount for laboratory and industrial needs.

Safety Information:

• Avoid direct contact with skin and eyes.
• Use in well-ventilated areas.
• Refer to the safety data sheet (SDS) for detailed handling and disposal guidelines.

Use Case Summary:

Dow Corning High Vacuum Grease is indispensable in scientific laboratories for crystallization setups, vacuum sealing, and general maintenance. Its versatility and reliability make it the preferred choice for researchers, engineers, and industrial professionals requiring robust sealing solutions in demanding environments.