Mobilgard™ 5100 advanced cylinder oil is designed for two-stroke marine diesel engines operating on heavy fuel oil. It is engineered to help prevent cold corrosion – and reduce maintenance and operational costs – in modern and slow-steaming engines.
Designed to meet the demands of the latest modern engines, Mobilgard 5100 cylinder oil offers:
For maximum results, we recommend using our Mobil Serv℠ Cylinder Condition Monitoring service with Mobilgard 5100 cylinder oil to help optimise engine performance.
Mobilgard 5100 oil has received No Objection Letters from MAN Diesel & Turbo, WinGD (formerly Wärtsilä) and Mitsubishi Heavy Industries.
Compared to 70 BN oils, Mobilgard 5100 oil helped reduce cylinder oil consumption in corrosive engines by up to 30%**. Mobilgard 5100 oil successfully protects engines when operating at the engine builders’ recommended minimum feed rates. Based on MAN recommendations for engines Mark 8.1 and above. Actual performance may vary based on engine type and condition, fuel sulphur and operating conditions.
MAN Diesel and Turbo | X |
Wartsila/WinGD* | X |
*Please follow all OEM guidelines for engine model, feed rate and fuel sulfur use
50 | |
Specific Gravity at 15ºC | 0.953 |
Flash Point, ºC, ASTM D 92 | 244 |
Pour Point, ºC, ASTM D 97 | -24 |
Viscosity, ASTM D 445 | |
cSt, at 40 ºC | 242 |
cSt, at 100 ºC | 21.1 |
Viscosity Index, ASTM D 2270 | 103 |
TBN, mg KOH/g, ASTM D 2896 | 100 |