Refrigeration Compressor Oils
CO₂ (R744) Miscible Refrigerant Compressor Oil (DRF)
Refrigeration Compressor Oils
Meets Specifications:
ISO 6521-3: 2019, ISO 6743-3: 2003, IS 11159-4: 2011, IS 4578: 1997, ISO-L-DRF
CO₂ (R744) Miscible Refrigerant Compressor Oil (DRF)
Application areas:
Engineered for high-pressure CO₂ refrigeration, commonly used in:
-Supermarket refrigeration racks
-Industrial freezers
-Transcritical CO₂ systems
-Heat pumps
-CO₂ cascade systems
Perfomance benefits:
-Very high thermal stability under CO₂ pressures
-Excellent miscibility with CO₂ refrigerant
-Low friction and reduced wear in high-pressure compressors
-Outstanding oxidation stability
-Enhanced lubrication at ultra-low temperatures
Special Features:
-Fully synthetic ester or PAO-based lubricant
-Low viscosity for high fluidity
-Excellent moisture control
-High-pressure compatible
Physio-chemical properties
| Property | Value |
|---|---|
|
Appearance |
Clear, bright |
|
Density @ 29.5°C |
~0.86–0.89 g/cc |
|
Flash Point, COC |
140°C to 190°C (grade dependent) |
|
Pour Point |
-18°C to -40°C (grade dependent) |
|
Kinematic Viscosity @ 40°C |
Low to Medium |
|
Kinematic Viscosity @ 100°C |
Grade-specific |
|
Viscosity Index |
~95–105 |
|
Miscibility
|
Full with R744
|
|
Thermal Stability
|
Exceptional
|
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