Bearing oil
Bearing oil
This product is bearing oil, it is formulated by the refined mineral oil as the base oil and a variety of additives to be added appropriate amount of antioxidant, rust, anti-wear.
The product is suitable for precision machine tool spindle lubrication and other lubrication, oil bath, spray, sliding or rolling bearing lubrication.
This product is divided into 2,5,7,15,22,32six grades by 40℃ kinematic viscosity center value.
Quality index:
| Items | Indicators | Test method | |||||
|---|---|---|---|---|---|---|---|
| Grade | 2 | 5 | 7 | 15 | 22 | 32 | — |
| Kinematic viscosity(40℃)mm2/s | 1.98~2.42 | 4.14~5.06 | 6.12~7.48 | 13.5~16.5 | 19.8~24.2 | 28.8~35.2 | GB/T265 |
| Viscosity index not less than | — | — | report | GB/T2541 | |||
| Pour point.℃ not higher than | -18 | -18 | -18 | -12 | -12 | -12 | GB/T3535 |
|
Flash point.℃： a.Open not lower than b.Closed not lower than |
— | — | 115 | 140 | 140 | 160 |
GB/T3536 GB/T261 |
| 70 | 80 | — | — | — | — | ||
| Solidifying point ℃ not higher than | -15 | -15 | -15 | -15 | -15 | -15 | GB/T510 |
| Neutral value,mgKOH/g | report | GB/T4945 | |||||
|
Foam (Foam Tendency/Foam Stability)24℃ mL/mL no greater than |
100/10 | GB/T12579 | |||||
|
Corrosion (copper,100℃,3h),grade no greater than |
1（50℃） | 1 | GB/T5096 | ||||
| Liquid phase corrosion test(distilled water) | No rust | GB/T11143 | |||||
|
Antiwear: a.Maximum card bite load PB,N(kgf) not less than b.Grinding spot diameter2)(196N,60min,75℃,1500r/min),mm no greater than |
343 | 392 | 441 | 490 | 490 | — | GB/T3142 |
| 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | — | SH/T0189 | |
|
Oxidation stability: a.Acid value to2.0mgKOH/g 3),h not less than b.The acid value increases after oxidation,mgKOH/g no greater than Precipitation after oxidized,% no greater than |
— | — | — | 1000 | 1000 | 1000 | GB/T12581 |
| 0.2 | 0.2 | 0.2 | — | — | — |
SH/T0196 (100℃） |
|
| 0.02 | 0.02 | 0.02 | — | — | — | ||
| Rubber seal adaptability index | report | SH/T0305 | |||||
| Sulfate ash, % | report | GB/T2433 | |||||
| Mechanical impurities,% no greater than | no | GB/T511 | |||||
| Moisture,% no greater than | trace | GB/T260 | |||||
| Chroma,number | Measured | GB/T6540 | |||||
| Anti-emulsification(40-37-3mL),min no greater than | Report(viscosity grade≤22with 25℃;32-68with 54℃;) | GB/T7305 | |||||
Second, the scope of use, methods and precautions:
The product can be used as a precision machine tool spindle bearing sliding or rolling lubrication.
It is also used according to the size of the spindle clearance. The spindle oil 5 and 7 of the product can be used for textile industry high-speed spindle oil, the spindle oil 15 can also be used as low-pressure hydraulic system oil and other precision machinery oil.
The process of storage and use should keep the oil clean, avoid impurities, water mixed.
Third, the packaging:
200 liters barrels 2,5,7number 160kg/barrel 15,22,32number 170kg/barrel
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