Emulsifiable oils for hydraulic support
Properties:Appearance is brown yellow to light brown even liquid, with good capacities of extreme pressure, lubrication, anticorrosion, antirust, cool and emulsion stability.
Uses: 2-3% of emulsion,used in hydraulic transmission fluid of Hydraulic support ,hydraulic drive and other machinery.
Standard:MT76-2002
| Item |
Quality standard |
Test method |
| M-10 |
MDT |
| Appearance(10°C-35°C) |
brown red to orange red transparent even liquid |
eye |
| Kinematic viscosity (50°C)mm2/s |
60 |
60 |
GB/T265 |
| Flash point(open)°C not less than |
135 |
100 |
GB/T267 |
| Solidifying point °C not more than |
-5 |
-5 |
GB/T510 |
| Freezing and thawing test (5 cycles) |
Appearance goes normal |
MT76-2002-3.5 |
| PH |
7.5-9 |
PH test paper |
| Self emulsifying capacity |
qualified |
MT76-2002-3.6 |
| Swell test of rubber (70°C, 168h, volume change) |
0~ +6 |
0 ~ +6 |
MT76-2002-3.11 |
| Stability of emulsion |
|
MT76-2002-3.8 |
| Stability in room temp. 5% (wt)(10-35°C, 168h) |
|
MT76-2002-3.8.1 |
| Precipitation % |
no |
|
| Oil |
no |
|
| Soap Not more than |
0.1 |
|
| Heat stability 5% (wt)(70°C, 168h)% |
|
MT76-2002-3.8.2 |
| Precipitation % |
no |
|
| oil |
no |
|
| Soap Not more than |
0.1 |
|
| Shake stability 2% (wt)10-35°C, % |
|
MT76-2002-3.8.3 |
| oil |
no |
|
| Soap |
no |
|
| Antirust |
|
|
MT76-2002-3.9 |
| Spot test on casting iron(room temp., 5%, 24h) |
no rust |
no rust |
|
| Brine test (0.05mol/L NaCl solution, 2%, 60°C, 25h) |
|
|
|
| 45# steel & 62# copper |
no rust no color change |
no rust no color change |
|
| Anticorrosion |
qualified |
MT76-2002-3.10 |
| Defoaming and anti-mildew |
qualified |
|
| Suitable water hardness , milliequivalent per liter |
6-10 |
≤15 |
|
Remark: special products are available for customers with special requirements. |
