Fast-Drying Rust Preventive Oil
KG-2B / KG-3B Fast-Drying Rust Preventive Oil for Cast Iron
High-penetration protection for cast iron, with a non-yellowing option (KG-3B).

- Protection period
- 1–2 years (bagged)
- Humidity test (40 °C)
- 500 h
- Salt spray test
- 24 h (steel)
- Flash point
- 62 °C
Product overview
KG-2B and KG-3B are formulated specifically for cast iron. They penetrate well and protect for 1–2 years when parts are kept in plastic bags. KG-3B does not yellow over long protection periods.
Key benefits
- Formulated for cast iron, with strong penetration
- 1–2 years when bagged
- KG-3B does not yellow over time
Typical applications
- Cast-iron engine components such as cylinder heads and liners
- Cast iron machine parts
Metals
Cast iron
Application method
DipSprayBrush
How to use
- Parts must be clean before treatment.
- Stand parts upright after oiling so surplus oil can drain; otherwise the surface may feel too oily and look uneven.
- Do not apply with a rag.
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Not sure this is the right grade?
Tell us the metal, the process and the protection period you need. A corrosion protection specialist will recommend a grade and arrange samples.