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| Unsaturated polyester resin |
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| Unsaturated polyester resin |
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| Applied to industrialized pultrusion molding process, used for pultrusion molding oil rod.Used in heat resistance FRP products. |
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Unsaturated Polyester Resin
Testing Items Testing Method Specification Appearance Eye examination Yellow ropy liquid Viscosity(Pa.S, 25℃) GB/T 7931.1-1987 0.35-0.45 Gel time(min, 23℃) GB/T 7193.6-1987 16.0-20.0 Acid number(mgKOH/g) GB/T 2895-1989 15-35 Monomer Content(%) GB/T7193.3-1987 38-42 Monomer type Styrene
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