Products Features
Aviation
DESCRIPTION -
Grease PFMS-4s has a high thermal stability; it is synthetic paste anti friction grease. It is anti corrosion grease, which can work at the temperature range of -30°C to +300°C and short term up to (for 5 hrs) 400°C..
Specification
APPLICATION :-
Grease PFMS-4s is used for lubricating for anti friction bearings, transmission of propellers, ball threaded pairs and thread joints operating for prolonged periods at 300°C and for short duration (up to 5 hrs) at 400°C.
SPECIFICATION GRADE:- TU-02-917-79
CHARACTERISTICS:-
|
S. No |
Properties |
Spec. data |
Test Method |
|
1. |
Appearance
|
Viscous greasy |
Appendix ‘A’ |
|
2. |
PH of water extract
|
6-7 |
Appendix ‘B’ |
|
3. |
Water Content
|
Absent |
IP:74 |
|
4. |
Corrosion test at 100°C for 6 hrs. |
Withstand the test |
Appendix ‘C’ |
|
5. |
Synerisis at 100°C for 6 hrs in % by wt. |
4 (max) |
IP:121 |
|
6. |
Solidification point in °C
|
-30 (max) |
Appendix ‘D’ |
|
7. |
Volatility at 300°C for 1 hrs. % |
16 (max) |
Appendix ‘E’ |
EQUIVALENT GRADE:- Grease PFMS 4s is equivalent to indigenous nyco grease grade NYCO GREASE GN 45.