High reactivity with standard peroxide initiators, enabling fast gel times and efficient production cycles.
Excellent mechanical strength and dimensional stability after curing, suitable for structural composite applications.
Good compatibility with common fillers, fibers (e.g., glass fiber), and low-profile additives.
Low viscosity at room temperature, facilitating easy handling, impregnation, and mold wet-out.
Consistent batch-to-batch performance ensured by Chang Chun’s stringent quality control in ISO-certified manufacturing.
Fiberglass-reinforced plastic (FRP) tanks and chemical storage vessels.
Pultruded profiles for construction, transportation, and electrical insulation.
Sheet molding compound (SMC) for automotive body panels and industrial enclosures.
Centrifugal cast pipes and ducts requiring corrosion resistance and pressure integrity.
Marine deck components and boat hull laminates where durability and water resistance are critical.
| Chemical Type | Orthophthalic unsaturated polyester resin |
| Product Form | Liquid, ready-to-use |
| Appearance | Clear to pale yellow viscous liquid |
| Viscosity (25°C, mPa·s) | 350–550 |
| 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 |
| Reactive Diluent | Styrene (35–40% w/w) |
Contact With Us:
E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China