- Refrigeration compressors
ISO VG 68
Naphthenic refrigeration compressor oil for R-12, R-22 and ammonia
Lubricant classification DRC — ISO 6743
Class DRC of ISO 6743-3: oil for refrigeration compressors with low-temperature demands beyond a plain mineral oil.
Refrigeration compressor oil KC — DIN 51503
Class KC of DIN 51503: an oil for refrigeration compressors running halogenated refrigerants, with which it is miscible.
Lubricant classification DRA — ISO 6743
Class DRA of ISO 6743-3: mineral oil for refrigeration compressors with ammonia or non-miscible refrigerants.
Refrigeration compressor oil KAA — DIN 51503
Class KAA of DIN 51503: a mineral oil for ammonia refrigeration compressors, not miscible with the refrigerant.
| Property | Typical value | Method |
|---|---|---|
| Appearance | clear | APM 27 |
| Density at 15°Ckg/m³ | 898 | ASTM D 4052 |
| Viscosity at 40°Cmm²/s | 68.0 | ASTM D 445 |
| Viscosity index | 43 | ASTM D 2270 |
| Flash point (COC)°C | 202 | ASTM D 92 |
| Pour point°C | -36 | ASTM D 97 |

Eni Betula 68 is a refrigeration compressor lubricant formulated with deeply refined naphthenic base oils, recommended for hermetic (domestic) compressors, industrial compressors and heat pumps running on standard refrigerants (R-12, R-22 and ammonia). It is not recommended for SO2.
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