Castrol Honilo 989 is a high-performance, low-viscosity, chlorine-free honing and superfinishing oil designed for demanding precision machining. It provides superior lubrication, cooling and flushing, enabling excellent surface finish, tight tolerances and long tool life.
Applications
- Honing of steel, cast iron, hardened and alloyed components
- Superfinishing of precision parts and bearing components
- Compatible with CBN and diamond tools
- Machining requiring extremely fine tolerances
Advantages
- Superior lubrication for minimal tool wear
- Excellent flushing and cooling behaviour
- High filtration stability for extended fluid life
- Chlorine-, zinc- and heavy-metal-free formulation
- Low viscosity reduces drag-out and fluid consumption
FAQ – Frequently asked questions
Where is Castrol Honilo 989 used?
Honilo 989 is used for high-precision honing and superfinishing of hardened steels, cast iron and precision components.
Is Honilo 989 free of chlorine?
Yes, it contains no chlorine, zinc or heavy metals.
Is Honilo 989 suitable for CBN and diamond tools?
Yes. Its excellent EP and lubrication performance make it ideal for modern superhard tools.
Does Honilo 989 require fine filtration?
Fine filtration (5–10 μm) is recommended for best performance.
