Grease vacuum “Ramsay”
heat-resistant grease
Description
Grease vacuum – sealing (screw) Grease
.
area of use
To seal the vacuum units movable joints of glass and metal.
Advantages
- rubbery ointment exclusively waterproof;
- High adhesion and conservation properties;
- Vacuum Grease comprises natural rubber, the temperature range from 0 to 40 ° C.
Specifications
| lubricant composition: | The percentages by weight | |
|---|---|---|
| a) natural rubber | 15 ± 1 | |
| b) in accordance with GOST 2488-47 ceresin all brands, in addition to 57 | 20 ± 1 | |
| a) after vacuum distillation residue medical vaseline oil (GOST 3164-52) with a viscosity at 50 ° C in the range 65-120 cSt and a flash point not lower than 234 ° C, cleaned up the color is darker than yellow light | the rest up to 100% | |
| 3. Vacuum grease must meet the requirements specified in the table. | ||
| The name of indicators | Rates | Test methods |
| 1. Appearance and properties | Homogeneous sticky ointment from yellow to dark brown color with a characteristic structure for rubber | According to para. 4 of this Standard |
| 2. Dropping point in ° C, not lower | 50 | GOST 6793-53 |
| 3. Mechanical impurities content | The lack | According to para. 5 of this Standard |
Additional information
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