United Unimar TBN 5 lubricant is a premium crankcase system oil especially suitable for large-scale, low-speed marine and stationary diesel engine crankcase systems.
Marine system oil (STO) is specially designed for slow speed 2-stroke crosshead marine diesel engines which cylinder and crankcase are separated by a partition. This oil offers superior lubricity for each component within the crankcase and outstanding crankcase cleanliness. It provides excellent thermal stability and anti-oxidant properties, as well as improved protection from mechanical wear.
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