2. Features:RA7628 is a solvent based hydroxy acrylic resin with a medium hydroxyl value, which can react with polyurethane curing agents to prepare two-component PU polyurethane paint. It has high solid content, high gloss, excellent fullness, moderate drying speed, good workability, and good leveling performance. A balance between hardness and flexibility, suitable for polishing, etc.
3. Indicator:
project |
Standards |
test method |
appearance |
Colorless to slightly yellow transparent viscous liquid |
visualization |
Solid Content |
70±2 % |
Bake at 150 ℃ for 1 hour |
acid value |
8-12 mgKOH/g |
KOH titration method |
Viscosity |
4000-10000 cps/25℃ |
NDJ-1 rotational viscometer |
chroma |
≤ 1 |
qsg |
OH value |
92 |
Theoretical supply value |
OH group |
2.8 |
Calculated as 100% solids |
4. Purpose:Automotive paint, repair paint, engineering machinery paint, high solid content PU topcoat and topcoat on metal and plastic.
5. Packaging and Storage:200KG、20KG; Sealed at room temperature and stored away from light for one year. If stored for more than 12 months, it is recommended to retest the product.
Please note:The above indicators and recommended performance are measured under fixed conditions and do not guarantee all usage purposes. For different usage purposes and conditions, users need to verify the formula themselves to ensure compliance with requirements. This data is provided based on our best experience, but the actual environment and conditions during the use of the product are beyond the control of the seller. Buyers and users have the responsibility to determine the suitability of the product based on their own situation and use.