The recent technical update, Increasing Trend in Cat fine Content of VLSFOs from Singapore Port that highlights the risks of increased aluminium and silicon cat fines in VLSFO bunkers being stemmed in Singapore.
Shipowners should ensure that onboard fuel cleaning systems are functioning efficiently to reduce cat fines to recommended levels and minimize the risk of engine damage.
Measuring the cat fine content in fuel samples before and after the purifier provides a good indication of the efficiency of the onboard fuel treatment system.
Given the trend of higher cat fine content, evaluating the efficiency and the overall performance of the fuel treatment system is recommended.
Full advisory at the following link.
https://www.american-club.com/files/files/Viswa_Update_Catfine_Content_VLSFO_081225.pdf