Product Description:

GulfSea Cylcare DCA 5040H is a superior quality Marine Cylinder Lubricant (MCL) designed for modern low speed crosshead diesel engines operating on low sulphur heavy fuel oils with a sulphur content of maximum 1.5%. This oil is specifically formulated withbalanced additive technology to ensure good control of detergency, dispersancy, wear and oxidation at 40 BN level. GulfSea Cylcare DCA 5040H also provides improved protection from adhesive and corrosive wear in modern crosshead engines operating at higherpressures and temperatures


Cylinder lubrication of the latest,highly rated low speed crosshead marine diesel engines operating on low sulphur heavy fuels with a maximum sulphur content of 1.5%
Recommendations from the relevant engine builder must be fully complied while selecting cylinder oil as expert views on low sulphur fuels are still evolving Click Here To Download PDF


ISO Grade 32, 46, 68, 100,150

Performance Level:

It meets and exceeds the requirements of MIL-L-17672C, DIN 51524 Part 1, Denision HF-1, Cincinnati Milacro n .

Features & Benefits

  • Excellent detergency and dispersancy reduce a build-up of soot & black sludge and keep the engine cleaner.
  • Improved anti-wear property minimises engine wear and reduces maintenance costs
  • Excellent thermo-oxidative stability retard soil degradation and controls its viscosity
  • Reserve BN ensures protection of engine parts against corrosive combustion products
  • Betterd emulsibility characteristics ensure water separation leading to trouble free operation
  • Special rust & corrosion inhibitors prevent corrosion of engine parts in severe salt water environment

Typical characteristics:

GulfSea Cylcare DCA 5040H
Typical Properties SAE GRADE 50
BN 40
Test Parameters ASTM Standard Typical Values
Viscosity @ 100 ºC, cSt D 445 19.8
Viscosity Index D 2270 95
Flash point ºC D 92 242
Pour point, ºC D 97 -18
BN, mg KOH/g D 2896 40
Density @ 10 ºC,kg/l D 1298 0.922