Hardtop Optima
Product Description
This is a two component chemically curing polysiloxane resin based coating. The product does not contain isocyanates, neither does it generate di-isocyanates during hotwork / welding or fire. It has a high gloss finish with excellent gloss retention. It is a high solids product. The product is fully recoatable at any stage of curing. The product has good application properties with low dry spray. To be used as topcoat in atmospheric environments.
Product data
Film thickness per coat
Drying and curing time
Product data
| Property | Test/Standard | Description |
|---|---|---|
| Solids by volume | ISO 3233 | 76 ± 2 % |
| Gloss level (GU 60 °) | ISO 2813 | high gloss (85+) |
Film thickness per coat
- Typical recommended specification range
| STANDARD GRADE | |
|---|---|
| Dry film thickness | 60 – 100 μm |
| Wet film thickness | 80 – 130 μm |
| Theoretical spreading rate | 12.7 – 7.6 m²/l |
Drying and curing time
| Substrate temperature | 0 °C | 5 °C | 10 °C | 23 °C | 40 °C |
|---|---|---|---|---|---|
| Surface (touch) dry | 20 h | 10 h | 5 h | 3 h | 2 h |
| Walk-on-dry | 48 h | 12 h | 7 h | 4 h | 3 h |
