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Filament winding resin is a kind of unsaturated polyester resin which has 3 chemical categories: isophthalic, orthophthalic, and terephthalic, It has medium viscosity and moderate reactivity, also the excellent mechanical properties and high heat distortion temperature, filament winding resin is particularly applicable for winding process. Finished products like FRP storage tanks and pipes have excellent strength and toughness.
Filament winding resin is a specialized thermosetting polymer designed for the filament winding process, which creates high-strength, lightweight composite structures by winding resin-impregnated fibers around a mandrel. This material excels in corrosion resistance, durability, and precision, enabling tailored mechanical properties through controlled fiber orientation. Its automated application minimizes waste, ensures consistency, and supports industries like aerospace and infrastructure by delivering components with superior strength-to-weight ratios and environmental resilience.
| Item No. | Gel Time Min (25℃) | Chemical Category | Product Feature | Application Field |
| 809 | 6-8 | Isophthalic | Medium viscosity and higher reactivity. The products have good mechanical strength, high flexural strength, high H.D.T and good corrosion resistance. | It has good performance of corrosive resistance, good fiber wettability. It is applicable for the manufacturing of filament frp pipe, tanks and other frp products with high performance. |
| 659 | 6-10 | Orthophthalic | Medium viscosity, medium reactivity, excellent glass imbibition to glass fibers and defoaming performance, with the advantages of high toughness | It is particularly applicable to winding glass fibers reinforced, sand mixed pipes and glass steel products |
| 399 | 5-9 | DCPD | Medium viscosity, medium reactivity, excellent glass imbibitions to glass fibers and de-foaming performance, particularly applicable to winding glass fibers reinforced, sand mixed pipes and glass steel products, with the advantages of high toughness | It is especially suitable for manufacturing wound glass fiber reinforced sand pipe, storage tank and ordinary hand pasted FRP products. |
| 999 | 8-10 | DCPD | Low styrene, which with the advantages low volatility, high toughness, good anticorrosion. | It is particularly applicable to winding glass fibers reinforced, sand mixed pipes and glass steel products. |
| 689R | 8-13 | Orthophthalic | Low viscosity and middling reactivity. | for HOBAS Pipes with low viscosity and middling reactivity |
| 839RL-1 | 11-13 | Terephthalic | It is a kind of pre-accelerated terephthalic unsaturated polyester resin with medium viscosity and high reactivity. It has the characteristics of high mechanical strength, high toughness, high heat deflection temperature, excellent thermal and water resistance, corrosion resistance, and good fiberglass wetting. | It is especially suitable for the production of various specifications of fiberglass winding pipes, storage tanks, and fiberglass reinforcements of high-performance requirements. |
Advantages:
1.Filament winding resin boasts excellent wettability with ultra-low viscosity, ensuring thorough fiber impregnation and void-free composite structures.
2.It delivers outstanding mechanical properties, offering high strength, stiffness and toughness for durable, load-bearing components.
3.Filament winding resin features strong chemical resistance, withstanding acids, solvents and corrosive environments in industrial applications.
4.Its controllable curing profile balances extended pot life for processing and rapid curing, boosting production efficiency.
5.The material enables a superior strength-to-weight ratio, creating lightweight yet robust products. Filament winding resin’s versatility suits aerospace, marine and pipeline sectors, meeting diverse high-performance demands.
Applications:
1.Filament winding resin is pivotal for high-pressure vessels like CNG and hydrogen cylinders, offering exceptional mechanical strength and leak resistance.
2.It enables corrosion-resistant pipeline systems in petrochemical and water supply industries, as filament winding resin bonds tightly with fibers to fend off chemicals.
3.In aerospace, filament winding resin manufactures rocket motor casings and aircraft components, ensuring lightweight yet robust structural performance.
4.It is used for industrial storage tanks, including chemical transport and food-grade containers, due to its reliable sealing and durability.
5.The resin supports manufacturing industrial parts like drive shafts and rollers, leveraging its good processability to meet diverse structural demands.
yomi@rulecomposite.com
