Ultra marine diesel 70 exhibits a high level of detergency, dispersancy and alkalinity due to its high TBN and sulphated ash content of 9.0%. It is formulated with high quality base oils in conjunction with the latest additive technology to deliver a high load carrying capacity, excellent oxidation and a high level of alkalinity retention. It is highly recommended to meet requirements of modern high output crosshead diesel engines burning bunker fuel oil. It’s high TBN ensures that the large amounts of strong acids formed during combustion are dissipated effeciently.