Hysol SL 35 XBB and Alusol SL 51 XBB
Castrol offers Castrol Hysol SL 35 XBB and Castrol Alusol SL 51 XBB. Created to support the manufacturing of metal components, Castrol's cutting fluid technology maintains constant pH levels (9-9.5) and stable conditions for longer than other standard cutting fluids, according to the company.