Gate Materials offers the BOSSDE CT-2003 Slow Hardener, engineered for high-end automotive refinishing.
Formulated with top-grade isocyanate and balanced solvents, this product provides longer open time, making it ideal for large surface spraying or full car refinishing in warm climates.
Used with our 2K polyurethane clear coats, it delivers:
Our Guangzhou-based factory ensures consistent quality, fast delivery, and full OEM packaging options for international distributors.
| Technical Parameters | Details |
|---|---|
| Product Type | 2K Slow Hardener |
| Series | BOSSDE CT-2003 |
| Net Weight | 1L (0.88kg), 2L (1.8kg), 2.5L (2.0kg), 5L (4.6kg) |
| Mixing Ratio | 2:1 (Clear coat : Hardener) |
| Pot Life @25°C | 4 hours |
| Drying Time (25°C) | Dust-free: 40 min / Polishable: 14 hrs |
| Baking Recommendation | 60°C for 30 mins after 15 mins air dry |
| Storage Life | 24 months (unopened, 20–25°C) |
| Compatible Products | 2K Clear Coats & Thinners |
Q1: Why choose a slow hardener instead of a fast one?
A: Slow hardeners are best for warm climates or large-area spraying, ensuring a smooth leveling and reduced orange peel.
Q2: Can I bake the coating immediately after spraying?
A: Allow at least 15 minutes of natural drying before baking at 60°C for 30 minutes.
Q3: Is this compatible with all clear coats?
A: Yes, it’s compatible with most 2K polyurethane and acrylic clear coats.
Q4: How should I store the hardener?
A: Keep tightly sealed, away from moisture and sunlight. Exposure may cause thickening or loss of activity.
Q5: Do you support OEM labeling?
A: Yes, full OEM/ODM service with label, packaging, and formula customization is available.


