真空泵油 R系列
ULVAC
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关于R系列的介绍、购买、商讨
纯正油「ULVOIL」，不仅能够充分释放真空泵的性能，还可延长泵的寿命和维护保养时间，可实现包括运转经费在内的总成本的降低。
| ULVOIL R系列 |
synthetic oil | Petroleum-based mineral oil | Test method | ||
| R-2 | R-42 | R-72 | R-80 | ||
| 到达压力 (Pa) | <7.0E-1 | <4.0E-1 | <4.0E-1 | <7.0E-0 | ULVAC evaluation method |
| 颜色 | Transparent pale yellow | Transparent pale yellow | Transparent pale yellow | Transparent pale yellow | Visual evaluation |
| Kinematic viscosity 40℃ (mm2/s) |
17.3 | 46 | 68 | 57 | JIS K 2283 |
| Kinematic viscosity 100℃ (mm2/s) |
3.9 | 8 | 10 | 8 | JIS K 2283 |
| Viscosity index | 121 | 142 | 132 | 110 | JIS K 2283 |
| 水分 (%) | <0.01 | <0.01 | <0.01 | JIS K 2275 | |
| Acid number (mg KOH/g) |
0.01> | <0.05 | <0.01 | <1.9 | JIS K 2501 |
| 密度 15℃ (g/cm3) |
0.82 | 0.83 | 0.88 | 0.88 | JIS K 2249 |
| Flash point (℃ 以上) |
230 | 276 | 274 | 230 | JIS K 2265 |
| Pour point (℃ 以上) |
-50 | -35.0 | -25.0 | -37.5 | JIS K 2269 |
| 特点 | Low viscosity, low temperature start up | All-purpose pump oil | All-purpose pump oil | High viscosity index For high tempretures and high loads | ー |
| Main Uses | Small pumps | Medium / large pumps | Medium / large pumps | Large pumps for food products,packing use | ー |
| capacity (L) | 20 / 4 / 1 | 200 / 20 / 2 / 0.5 | 200 / 20 / 8 / 2.2 / 2.0 / 0.5 | 200 / 20 / 2 | ー |
