适用于低速船用及使用高硫重质燃料油的十字头缸发动机。该系列产品具有较高的承载能力，良好的清净分散性能，为发动机提供极佳的防锈、防腐蚀保护，可有效中和燃烧过程中产生的酸性物质。  Formulated to lubricate low-speed marine and stationery crosshead cylinder engines burning high sulphur heavy fuel oil.  Has high load carrying capacity, good detergency & dispersancy properties, excellent rust and corrosion protection for all engine parts, strong alkalinity reserve to neutralize acids formed during combustion