Castrol Hysol SL 45 XBB is a high performance soluble metalworking fluid which is free of boron, formaldehyde releasing agent and chlorine. It contains an additive package that may help to enhance machining performance and surface finish. It also provides good product stability which helps to lower the overall operational costs. Hysol SL 45 XBB is suitable for large central systems and single sump machines. Hysol SL 45 XBB is especially designed for machining of aluminum and titanium alloys in aerospace industry. The product can also be used for machining of ferrous alloys.