Octoral H24 HS420 Hardener Fast - 1000ml
Best current price£37.90from eBay
Best offers
Shopping.co.uk recommended and popular offers
eBay£37.90Visit shop Octoral H24 HS240 Hardener Fast 1L Litre
Visit shopeBay£37.90Visit shop All Offers
2 offers from £37.90 - £42.00
View price history by clicking the chart icon.
OnBuy.comOctoral H24 Hs420 Fast Activator Hardener 1 Litre Octoral H24 1 Litre Hs420 Fast Activator Hardener 3873928662967
Free delivery in 1–3 days
£42.00
Visit shop
Product Information
Full details
The Octoral H24 HS420 Fast Activator Hardener is specifically engineered for professional automotive painters who require a high-gloss, durable finish with rapid turnaround times. This component is designed to integrate seamlessly into existing Octoral paint systems, providing consistent chemical curing across various application environments. While it excels in speed and durability, users should be aware that the fast-drying nature of the formula requires precise application techniques to avoid overspray or premature skinning in high-heat conditions.
All features
| Model Part Number | 1L H24 HS420 Hardener Fast |
|---|---|
| Brand | Octoral |
| Container Volume | 1000ml |
Extended Product Information
FAQs
Can I use this hardener with other paint brands?
This hardener is specifically engineered for Octoral HS420 paint systems. We recommend against using it with other brands to avoid chemical incompatibility and poor finishing results.
What is the shelf life of the H24 hardener?
When kept in a tightly sealed container in a cool, dry environment, the hardener should remain stable until the expiration date printed on the packaging.
How does 'Fast' differ from standard hardeners?
The 'Fast' designation indicates a faster chemical reaction time, which reduces the time required for the paint to become dust-free and touch-dry.
Does this product require a specific reducer?
Yes, always consult the Octoral technical manual for the recommended reducer to ensure optimal viscosity and drying performance.
Is it safe to use this indoors?
It must only be used in a professional spray booth with adequate ventilation and explosion-proof equipment to safely manage fumes.
What happens if I mix too much hardener?
Excessive hardener can lead to a brittle finish that may crack over time and significantly reduce the pot life of the mixture.
Troubleshooting
Surface remains tacky or soft after drying time
Verify that the mixing ratio is correct and check that the ambient temperature is not below the product's recommended application range.
Bubbles or pinholes appearing in the finish
Ensure that the flash-off time between coats is sufficient; rushing the process traps solvents underneath the rapidly curing surface.
Hardener has gelled or thickened in the container
This typically indicates moisture contamination or storage past the expiration date; the product should be disposed of and a fresh container used.
Pros and Cons
Pros
- Significantly faster curing cycle
- High-quality gloss retention
- Excellent chemical resistance
- Reliable integration with Octoral systems
Cons
- Shortened pot life due to fast-drying chemistry
- Requires professional application skill
- Not ideal for extremely high-temperature environments
- Specific to Octoral paint lines
Setup, Compatibility & Care
To ensure peak performance, always use the Octoral H24 HS420 Hardener in accordance with the specific mixing ratios provided on the corresponding Octoral technical data sheet. Improper ratios can lead to curing defects or loss of gloss. Always ensure that containers are sealed tightly immediately after use to prevent moisture contamination, as humidity can adversely affect the hardening reaction. Store in a cool, dry place away from direct sunlight. Use proper personal protective equipment (PPE), including respirators and nitrile gloves, when handling professional chemical activators.