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Excellent balance of mechanical strength and impact resistance for structural composite parts.
Good reactivity with standard MEKP initiators, enabling reliable room-temperature and elevated-temperature curing.
Low viscosity (250–350 mPa·s at 25°C) for enhanced fiber wet-out and improved processability in RTM, pultrusion, and hand lay-up.
Superior weathering resistance and UV stability due to optimized molecular structure and inhibitor package.
Consistent batch-to-batch quality with strict control over acid number, gel time, and styrene content.
Fiberglass-reinforced panels (FRP) for architectural cladding and façade systems.
Industrial tanks and chemical-resistant linings for water treatment and corrosion service.
Marine components including boat decks, hulls, and interior trim requiring dimensional stability and moisture resistance.
Transportation parts such as truck body panels, bus shelters, and rail interior composites.
Wind energy components including nacelle covers and blade fairings where surface finish and resin flow are critical.
| Chemical Type | Orthophthalic unsaturated polyester resin |
| Product Form | Liquid, homogeneous solution |
| Appearance | Clear to pale yellow, transparent liquid |
| Viscosity (25°C) | 250–350 mPa·s |
| Acid Number | 16–22 mg KOH/g |
| Styrene Content | 38–42 wt% |
| Gel Time (with 1.0% MEKP, 25°C) | 8–12 minutes |
| Density (25°C) | 1.10–1.14 g/cm³ |
Contact With Us:
E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
