Rust Buster vs CRC
- Rust Buster has a better gloss level due to higher pigment solids.
- CRC product dries out quicker.
- CRC has more black rust formation after 48 hours of application. The black rust conversion is active for a few days. After 15 days the CRC has gone black.
- Due to higher resin solids in Rust Buster the DFT is higher after application. The metal has better long term protection.
- Both products do not show fresh rusting after 15 days without a topcoat.
Why choose Rust Buster?
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Physical properties
Viscosity – 50KU
Colour – Matching to Rust Buster
Solids – CRC 34.7%
Solids Rust Buster – 62.3%
30 days exposure
CRC on the left, Rust Buster on the right.
Note the holes in the film are not present in the Rust Buster sample.
In conclusion
Rust Buster is the superior product showing rust conversion and much better long term rust prevention.
Rust Buster FAQs
Yes. Rust Buster has been tested and proven to offer market leading long lasting protection against rust.
Yes, direct overcoating with no primer is ok with most coatings.Â
2 hours or when not tacky to touch.
No, unlike most Rust converters overcoating is not necessary to stop rust reappearing. For aesthetics water-based over coating is recommended.
Remove all loose material from the surface. High pressure water blasting, mechanical or chemical etching / scrubbing may be necessary. The surface should be clear and free from grease, oil, paint, dust and all contaminants.
Coverage
Coverage dependant of severity of rust and surface rust coverage. 5-10m2/L for full coverage for standard applications.
How to apply Rust Buster
- Apply only when temperatures are between 10°C and 30°C
- MIXING Mix well before use
- AIRLESS SPRAY 2500 psi
- BRUSH Suitable for small areas
- ROLLER Suitable for small areas
- THINNER Water
- TOUCH DRY 90 minutes
- OVERCOAT 2 hours or when not tacky
- Recommended primers and top coats
Benefits of Rust Buster
- Easily applied
- Odourless
- VoC free
- Non toxic product
- Economical - typical applications are 2-8 sqm / litre
- Long life
- Fast dry time