RayFlex® 303
Acrylic Elastomer
RayFlex 303 is a high-solids, acrylic elastomer emulsion polymer for high-performance wall mastics and roof coatings. RayFlex 303 is specifically designed
to provide outstanding adhesion to a wide variety of construction substrates.
Coatings formulated with RayFlex 303 have excellent exterior durability, tensile
properties, and dirt pick-up resistance.
Key Features
- Excellent adhesion to a wide variety of construction substrates
- High tensile strength and elongation
- Excellent exterior durability and UV resistance
- Excellent dirt pick-up resistance
RayFlex® 303 Typical Physical Properties
| Polymer Type | Acrylic Emulsion Polymer |
| Weight Solids | 59% |
| Viscosity (Brookfield Model RVT) | 400 cps, #3/100 rpm |
| pH | 9.0 |
| Tg (MDSC) | -17°C |
| MFFT (ASTM D-2354) | <0°C |
| Particle size (Mean) | 0.27 microns |
| Surfactant charge | Nonionic/Anionic |
| Weight per gallon | 8.58 lbs/gal |
| Freeze thaw stability | Do Not Freeze |
IMPORTANT INFORMATION
If any product is defective in workmanship or materials, Specialty Polymers, Inc. will replace the product. The information contained in this Technical Bulletin is intended to be a guideline. It is offered in good faith, but without guarantee. We recommend users of the product perform their own testing to determine the suitability of the product in their application.