Product Catalog

Refrigeration oil (L-DRC/B)

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Refrigeration oil L-DRC/B is a high-quality lubricant designed for refrigeration equipment. It has excellent chemical and thermal stability and is suitable for various types of refrigeration compressors, especially in systems using halogenated hydrocarbon refrigerants. It can ensure the stable operation of the compressor, reduce maintenance costs, and extend the service life of the equipment. It is made of deeply refined mineral oil and added with antioxidants and anti-wear agents.

Performance Test Results

Brand

22

32

56

100

Kinematic viscosity, mm 2 /s 40℃

19.8~24.2

28.8~35.2

52.0~58.0

90.0~110

Color, size not greater than

1.0

1.0

1.5

2.5

Flash point (open), ℃ not less than

160

165

180

190

Pour point, ℃ not higher than

-42

-39

-30

-25

Flocculation point, ℃ not higher than

-47

-45

-42

-35

Acid value, mg (KOH) / g not more than

0.03

0.03

0.03

0.03

Rust test (copper sheet, 100℃, 3h), level not more than

1

1

1

1

Compatibility with refrigerantsTwo-layer separation
temperature (oil/Freon 22 ratio is 20/80),No higher than

+5

+5

+12

+35

Breakdown voltage, KV not less than

30

30

30

30

Trace amount of water, mg/kg not more than

30

30

30

30

Mechanical impurities, % (mass fraction)

none

none

none

none

Chemical stability with refrigerants (R-22,
175℃, 14 days) color, size no greater than

3.0

3.0

5.0

5.0

Foamability mL/mL

  • 24℃ No more than
  • 93.5℃ No more than
  • After 24℃ No more than

50/0

50/0

50/0

50/0

50/0

50/0

50/0

50/0

50/0

50/0

50/0

50/0

Extreme pressure performance (Francis A method) Failure load, 1bf not less than

500

550

600

650

List Price