Cyclohexanone peroxide, slowed down with phthalic acid ester and diacetone alcohol. As a free-radical additive for the curing of unsaturated polyester resins, which have been pre-accelerated with cobalt. By using the correct ingredients in the hardener, Airo fillers will cure properly within the specified time. No guarantee can be given when using other brands.

To be used for
- Airo spray filler

Instructions for use
The liquid hardener is specifically designed for hardening polyester spray fillers. Carefully add 1.7% hardener to the spray filler for proper reaction. This hardener is specifically designed for Airo fillers and is not guaranteed to work with other fillers. Above 50°C, the hardener paste may decompose, as may contact with dirt, ash, rust, or metal grindings.
CAUTION: Never mix too much hardener! Excessive hardener won't speed up the process, but it can actually cause the paint layer to delaminate or change color.

Storage and processing advice
- Do not process below +5°C
- Recommended processing temperature is between +18°C and +25°C
- Store at +20°C in a closed (airtight) container for at least 6 months

Supplied as standard
- Transparent liquid hardener in a plastic tube with a screw cap

Always read the instructions on the packaging carefully before use. Make sure you are familiar with the safety recommendations and hazard warnings.