Official DuPont/MOLYKOTE application
Lubrication of rubber and elastomers
Confirm the rubber or elastomer grade and check material compatibility on an actual sample.
Products
MOLYKOTE® High Vacuum Grease
MOLYKOTE® High Vacuum Grease is a lubricating and sealing compound. The official Product record identifies this grade for lubrication of rubber and elastomers, vacuum pumps, valves, packing, seals and O-rings. Key identifying data includes the technology Silicone; a listed temperature range from -40°C to 204°C. Selection should be based on the material pair, motion, load, speed, temperature and environment of the actual assembly.
Primary function
What is this product used for?
MOLYKOTE® High Vacuum Grease is a lubricating and sealing compound. The official Product record identifies this grade for lubrication of rubber and elastomers, vacuum pumps, valves, packing, seals and O-rings. Key identifying data includes the technology Silicone; a listed temperature range from -40°C to 204°C. Selection should be based on the material pair, motion, load, speed, temperature and environment of the actual assembly.
Verified applications
Suitable use contexts
Vacuum pumps
Evaluate this product for Vacuum pumps against the actual material, component, process and operating conditions before standardization.
valves, packing, seals and O-rings
Evaluate this product for valves, packing, seals and o-rings against the actual material, component, process and operating conditions before standardization.
Evaluation basis
Why evaluate this product?
NLGI grade: 3-4.
Thickener: Silica.
Lower temperature limit (°C): -40.
Upper temperature limit (°C): 204.
Upper temperature limit (°C): 204
Before selection
Selection and operating conditions
Contacting material pair
Confirm contacting material pair against the product-specific documentation and the actual application before selection.
Operating temperature
Confirm operating temperature against the product-specific documentation and the actual application before selection.
TDS, SDS and practical testing
Review the correct product TDS and SDS, check equipment requirements and evaluate the material under actual conditions before use.
Confirm the material pair, motion, load, speed, temperature, environment and lubricant application method. Review the correct TDS and SDS and test under actual application conditions before approval.
Verified source data
Key technical data
Technical characteristics
| Metric | Value |
|---|---|
| Technology | Silicone |
Key safety and use information
| Metric | Value |
|---|---|
| Signal word | No signal word according to the source documentation |
| Physical state | Grease |
| Color | white translucent |
| Odour | none |
| Flash point | Seta closed cup >100 °C ( 212 °F) |
| Relative density | 1.1 |
This information is summarized from manufacturer technical and safety documentation for initial evaluation and does not replace confirmation under actual application conditions.
Product group and brand
Lubricating and Sealing Compounds
Lubricating and Sealing Compounds organizes verified products and supporting technical records for selection in the relevant manufacturing context.
MOLYKOTE is a DuPont brand of technical lubrication materials.
6 Product Groups
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