High reactivity with standard peroxide initiators, enabling fast gel time and efficient production cycles.
Excellent mechanical strength and dimensional stability in cured laminates and molded parts.
Good resistance to water, weak acids, and alkaline environments after full curing.
Low viscosity for superior fiber wet-out and ease of processing in spray-up, hand lay-up, and filament winding.
Consistent batch-to-batch quality ensured by Chang Chun’s ISO-certified manufacturing control system.
Fiberglass-reinforced plastic (FRP) tanks and chemical storage vessels.
Marine hulls, decks, and structural components requiring corrosion resistance.
Automotive body panels and under-hood composite parts.
Industrial grating, ductwork, and corrosion-resistant piping systems.
Wind turbine blade root sections and nacelle housings.
| Chemical Type | Orthophthalic unsaturated polyester resin |
| Product Form | Liquid, ready-to-use |
| Appearance | Clear to pale yellow, homogeneous liquid |
| Viscosity (25°C, mPa·s) | 280–360 |
| Gel Time (100 g, 1.5% MEKP, 25°C, min) | 12–18 |
| Solid Content (% w/w) | 99.5–100.0 |
| Density (25°C, g/cm³) | 1.12–1.16 |
| Primary Applications | FRP fabrication via hand lay-up, spray-up, and filament winding |
Contact With Us:
E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China