2K Urethane Activator 2:1 – Ultra Fast Drying Hardener (0.5L / 2.5L)
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2K Urethane Activator 2:1 – Ultra Fast Drying Hardener (0.5L / 2.5L) - 0.5 L is backordered and will ship as soon as it is back in stock.
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Description
Description
MASTER Ultra Fast 2K Activator – Professional Urethane Hardener
The MASTER Ultra Fast 2K Activator is a professional urethane hardener designed for 2:1 automotive coating systems. It initiates the chemical curing process in compatible 2K coatings, enabling extremely fast drying and high-performance finishing.
Engineered for professional automotive refinishing, this activator allows coatings to cure rapidly while maintaining excellent gloss, durability, and surface quality.
The ultra-fast formula is ideal for spot repairs and panel refinishing, helping body shops reduce drying time and improve workflow efficiency.
Key Features
• Ultra-fast curing activator for 2K coatings
• Designed for 2:1 mix ratio systems
• Enables rapid drying and faster workflow
• Professional-grade urethane curing technology
• Ideal for automotive refinishing and repair work
• Consistent and reliable curing performance
Available Sizes
| Size | Use |
|---|---|
| 0.5 L | Small repair jobs |
| 2.5 L | Professional body shop use |
Mixing Ratio
Designed for 2 : 1 coating systems
Example:
2 parts coating material + 1 part activator
Always follow the coating manufacturer’s technical data sheet.
Technical Documentation
• Hardener Ultra Fast Drying SDS
Key Features
The MASTER Ultra Fast Drying HS 2:1 Kit is a premium 2K high solids (HS) acrylic clearcoat system designed for automotive refinishing, particularly effective for spot and panel repairs. Its ultra-fast curing properties enable rapid job completion without the need for baking, enhancing efficiency in professional body shops.
Ultra-Fast Drying
This clearcoat allows painted elements to be ready for installation within 90 minutes of application at 20°C (68°F), eliminating the need for baking.
High Solids Content
The HS formulation ensures excellent coverage and a durable finish, providing a high-gloss appearance with exceptional clarity.
Scratch Resistance
Enhanced Scratch Resistant (SR) properties offer increased protection against surface abrasions, maintaining the vehicle's aesthetic appeal over time.
Easy Application
The clearcoat is user-friendly, facilitating smooth application and superior flow, which results in a professional finish with minimal effort.
Kit Components
The MASTER Ultra Fast Drying HS 2:1 Kit is an ideal choice for automotive professionals seeking a high-quality, efficient clearcoat system that delivers outstanding results with minimal downtime.
Clearcoat
Available in 1-liter and 5-liter sizes.
Hardener
Corresponding hardeners are provided in 0.5-liter and 2.5-liter sizes, respectively, to achieve the optimal 2:1 mixing ratio.
Performance
Coverage
1 liter of the mixture covers approximately 10.5 square meters with a 60 µm thick layer, ensuring efficient use of materials.
VOC Compliance
The Volatile Organic Compounds (VOC) content for the mixture is 1980 g/l, aligning with industry standards for automotive refinishing products.
Mixing Ratio
Combine clearcoat and hardener in a 2:1 ratio by volume.
Application Method
Apply using a spray gun with a nozzle size of 1.2–1.4 mm.
Drying Time
At 20°C (68°F), the clearcoat is dust-free after 10 minutes and ready for assembly after 90 minutes
Polishing
If necessary, polishing can be performed after full curing, typically 24 hours after application.
