SINOPEC marine system oil 4008 is prepared from a paraffin-base mineral base stock by blending with selected additives of superior performance. The product is approved by MAN B&W through a 6,000hrs field test. The formulation is specially designed for lubrication of the crank case in marine low-speed cross-head diesel engine burning fuels with sulfur content of 1.0%~3.5%, trunk piston diesel engine using fuels of lower sulfur content, rear-end shaft and other auxiliary equipment.

SINOPEC marine system oil 4006 is prepared from a paraffin-base mineral base stock by blending with selected additives of superior performance. The product is specially designed and formulated for lubrication of the crank case in marine low-speed cross-head diesel engine burning fuels with sulfur content of less than 1.5%, also suitable for lubrication of the rear-end shaft and other auxiliary equipment.

SINOPEC marine cylinder oil 50100 is prepared from a highly refined paraffin-base mineral base stock blending with selected super performance additives. This unique formulation has been specifically developed for engines burning residual fuel oils with sulfur content of more than 3.5%.

SINOPEC marine cylinder oil 5070S is prepared from a highly viscosity index base stock blending with super performance additives. The product is approved by MAN B&W through a 4,000 hrs field test on a VLCC crude carrier . This unique formulation has been specifically developed for engines burning residual fuel oils with sulfur content between 1.5% and 3.5%.

SINOPEC marine cylinder oil 5070 is prepared from a highly refined paraffin-base mineral base stock blending with selected super performance additives. The product is approved by MAN B&W through a 6,000hrs field test. This unique formulation has been specifically developed for engines burning residual fuel oils with sulfur content between 1.5% and 3.5%.

SINOPEC marine cylinder oil 5040 is prepared from a highly refined paraffin-base mineral base stock blending with selected super performance additives. The product is specially designed and formulated for the lubrication of cylinder in low-speed cross-head diesel engine burning residual fuel with sulfur content between 0.5% and 1.5%.

SINOPEC Crosshead Diesel system oils are blended from highly refined base oils and multifunctional additive packages, which can effectively improve the film strength. They can be used in crankcases of low speed crosshead engines.