Performance:
- HFV-M Series high vacuum pump oil with the sophistication of deep, low aromatics and resin content.
- High viscosity index, high flash point, vacuum is not easy to fall at a higher temperature state.
- Not easy to emulsify when meetvapour,strong oil and water separation.
- Good oxidation stability, reduce grease and coke production, reducing the number of replacement oil pump.
Application:
- M Series high vacuum pump oil for various domestic and overseas mechanical vacuum pump.
- Ml00 adopted for less than 4L straight league rotary vane pumps and roots pumps, pumping in the refrigeration industry is particularly suitable for larger occasions. Special used for refrigeration industry which requires a large amount of pumping.
- M200 applicable 5L ~ 30L straight league vacuum pump and the rotary vane pump, which is suitable used in tubes and lighting industry.
- Suitable for use in refrigeration, electric vacuum freeze-drying, distillation, biological, chemical engineering and other industries.
Typical data:
Item/Grade | HFV-M100 | HFV-M200 | HFV-M250 | Test method |
Kinematic viscosity(40oC),mm2/s | 41.4~50.6 | 61.2~74.8 | 90~110 | GB/T265 |
Viscosity index | 100 | 100 | 100 | GB/T2541 |
Flash point (opening).℃ | 225 | 240 | 250 | GB/T3536 |
Pour point.℃ | -10 | -10 | -10 | GB/T3535 |
Anti-emulsification(40-40-0)ml,min
54℃ 82℃ |
10 — |
10 — |
— 10 |
GB/T7305 |
Spumescence(ml/ml)
(Foam tendency / stability) 24℃ 93.5℃ 24℃ |
80/0 50/0 60/0 |
80/0 50/0 60/0 |
80/0 50/0 60/0 |
GB/T12579 |
Ultimate pressure.kpa
Partial pressure Total pressure |
2.0×10-5 2.0×10-4 |
2.0×10-5 2.0×10-4 |
2.0×10-5 2.0×10-4 |
GB/T6306.2 |
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