Hardener/car paint/auto paint MAX-2K Series HardenerCharacteristic: MAX-3611 Fast Hardener: Medium solid fast drying hardener for topcoat, suitable for spot repair and low temperature application below 18°C MAX-3612 standard Hardener: Medium solid standard drying hardener for topcoat, suitable for spot repair and overall refinish at 18-30°C. MAX-3613 Slow Hardener: Medium solid slow drying hardener for topcoat, suitable for spot repair and overall refinish above 30°C. MAX-3621 High Solid Fast: Hardener: High solid Fast Drying hardener for MAX-2000 high solid clear coat, suitable for spot repair and low temperature application below 18°C. MAX-3622 High Solid Standard Hardener: High solid standard hardener for MAX-2000 high solid clear coat, suitable for spot repair and overall refinish at 18-30°C. MAX-3623 High Solid Slow Hardener: High solid slow drying hardener for MAX-2000 high solid clear coat, suitable for spot repair and overall refinish above 30°C. MAX-3631 Premium Fast Hardener: High solid Fast Drying hardener for MAX- , suitable for spot repair and low temperature application below 18°C. MAX-3632 Premium Standard Hardener: High solid standard hardener for MAX-3000 Premium Clear coat, suitable for spot repair and overall refinish at 18-30°C. MAX-3633 Premium Slow Hardener: High solid slow drying hardener for MAX-3000 Premium Clear coat, suitable for spot repair and overall refinish above 30°C. Shelf Life : 2 years in original sealed can at cool and dry place at 20°C Packaging: 1L, 4L Note: 1. Choose right hardener according to temperature, humidity and drying condition, generally, better to use fast drying hardener below 18°C, standard hardener at 18-30°C and slow drying hardener above 30°C. 2. Please seal the can tightly after use as hardener is sensitive to moisture. Absorption of moisture can lead to chemical reaction and concreting. Please keep away from direct sunlight in storage. 3. Please wear proper personal protective equipments during application, such as gas mask and so on, as it is irritating to respiratory system.