Grease Molykote
3452
Description
Lubricant and sealant for valves, shafts and packings exposed to corrosive or aggressive chemicals or high temperatures
Operating temperatures
-31°C +232°C
Pre-packing
100g5kg
- Applications
- Friction units
- Advantages
- Problems to be solved with this material
- The combination of materials
- Features
Applications
FEATURESProvide superior resistance to most chemicals
Are compatible with most gaskets,seals and packings
Resist washout by water, fuels, oils and solvents
APPLICATIONS
Plug valves
Mechanical seals and packings
Slow-speed roller and journal bearings
Moderate-speed ball bearings
Instruments in high vacuum, at high temperatures and in corrosive atmospheres
Rotary and reciprocating shaft seals
Flexible ball joints
It is used in friction
Rolling bearings
Sliding bearings
Gaskets
Advantages
- Termal (heat) resistance
- High load carrying capacity
- Chemical resistance
- Working capacity in vacuum
- Working capacity in moisture
- Working capacity in dust
- Good anticorrosion properties (good corrosion protection)
- Good water washout resistance
- Compatible with many plastics
- Compatible with many elastomers
- Avoidance of stick-slip
- Easy mounting / dismounting
Problems to be solved with this material
- Seizure
- Stick-slip motion
- Dust intrusion into lubricating points and abrasive wear
- Corrosion
- Lubricant wash-out
- Lubricant destruction of chemically active medium exposure
- Lubricant efficiency loss in vacuum
- Frequent re-lubrication
- Difficult mounting / dismounting
- Plastic and elastomer details deformation and destruction
Material combination in friction pair
- Metal - Metal
- Metal - Plastic
- Metal - Elastomer
- Plastic - Plastic
- Plastic - Elastomer
| Стандарт | Показатель | Ед. изм. | Значение |
|---|---|---|---|
| — | Цвет | Белый | |
| — | Базовое масло | Фторсиликоновое | |
| — | Загуститель | Загуститель на базе фторированных полимеров (ПТФЭ) | |
| — | Антифрикционные добавки (наполнители) | Политетрафторэтилен (ПТФЭ) | |
| — | Диапазон рабочих температур | °С | от -31 до +232 |
| — | Фактор скорости | мм*об/мин | <75000 |
| — | Кинематическая вязкость базового масла при 40 °С | мм2/c | 10120 |
| ASTM D 217 | Пенетрация перемешанной смазки (60 циклов) | мм/10 | 270 |
| DIN 51 818 | Класс консистенции по NLGI | 3 | |
| — | Температура каплепадения | °C | >300 |
| ISO 2811 | Плотность при 25 °С | г/см3 | 1,5 |
| ASTM D 2265 | Потери на испарение (204 °C) | % | 1,1 |
| Fed Std 791 | Выделение масла (204 °C) | % | 1,2 |
| ASTM D 1264 | Смываемость водой (1 ч, 79 °C) | % | 0,1 |
| Fed Std 791a | Нагрузка сваривания (испытание на четырехшариковой машине трения, 1450 об/мин/10 с), | Н | 3924 |