DuPont MOLYKOTE High Vacuum Grease is a silicone-based, low evaporation grease for high vacuum applications. Provides reliable sealing, electrical insulation, and long-term performance on metal, glass, and ceramic surfaces. Effective from -40°C to +200°C in pumps, lab devices, and electronics.
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Technical Product Information |  |
| DuPont™ MOLYKOTE® High Vacuum Grease – 5 KG |
| Product Overview |
| MOLYKOTE® High Vacuum Grease is a stiff, non-melting silicone lubricant specially developed for high-vacuum systems and laboratory equipment. Due to its excellent adhesion and extremely low vapor pressure, it maintains seals under vacuum and ensures system integrity. It offers high chemical resistance and provides an effective barrier against water, steam, and aggressive chemicals. |
| Key Features and Benefits |
| • High Vacuum Sealing: Low vapor pressure prevents vacuum loss. • Wide Temperature Range: Stable performance from –40 °C to +204 °C. • Chemical Resistance: Resistant to various chemicals, water, and steam. • Low Volatility: Stiff consistency ensures long-lasting lubrication and sealing. • Compatibility: Ideal for laboratory glass joints, O-rings, and plastic/metal parts. |
| Technical Specifications |
| • Color: Translucent White / Clear • Base Oil: Silicone Oil • Thickener: Silica • Vapor Pressure (20°C): < 1 x 10⁻⁷ mbar • NLGI Class: Approx. 2 • Specific Gravity: 1.0 g/cm³ |
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