Filament Winding Resins

Epoxy Resins for Filament Winding Applications

We have a diverse product line of epoxy and polyurethane resin formulations for your filament winding applications, including:

  • Impregnation baths

  • Squeezed rollers

  • Doctoring roll impregnation systems

If you’re developing a new product with filament winding, we’ll work with you to select the best, most cost-effective resin for your needs. We can also help you reduce costs by minimizing resin usage and/or increasing your throughput in a current process.

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Filament Winding Resin Formulations

Benefits of Epic S7434A/S7434-02B:

  • High strength + high stiffness yields strong, lightweight results

  • Low shrinkage allows for precision

  • High adhesion forms tight, reliable bonds

  • Thermal stability for tolerance of high temperatures

  • Tough chemical resistance to acids, solvents and bases

Benefits of Epic R3500/H5096-01:

  • Flexibility yields impressive impact and shock resistance

  • Room-temperature curing simplifies and lowers production costs

  • High adhesion forms tight, reliable bonds

  • Tough chemical resistance to acids, solvents and bases

  • Weather and UV light-resistant

How to Choose Epoxy vs. Polyurethane for your Filament Winding application:

Key Properties of Epoxy Key Properties of Polyurethane
  • High strength and stiffness

  • High stiffness

  • Higher resistance to solvents, acids and bases

  • High flexibility

  • More cost-effective due to room temperature curing

  • Better for outdoors due to UV resistance

Best for:

High strength, high stiffness & highly chemical-resistant applications

Best for:

Highly flexible and highly impact resistant applications

Key Properties of Epoxy
  • High strength and stiffness

  • High stiffness

  • Higher resistance to solvents, acids and bases

Best for:

High strength, high stiffness & highly chemical-resistant applications

Key Properties of Polyurethane
  • High flexibility

  • More cost-effective due to room temperature curing

  • Better for outdoors due to UV resistance

Best for:

Highly flexible and highly impact resistant applications

Custom Formulated Filament Winding Resins

If you don't see a product that applies to your application, please call us and we'll discuss formulating a material specifically for your requirements. Our team is happy to give you a quote on the type of filament winding resin your manufacturing process requires. Our on-site chemists are able to alter existing products or create a customer-formulation to fulfill your application specifications. We'll work with you to craft a resin product tailored to your needs.

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Contact Epic Resins for the perfect solution to your unique composite application.

Epoxy & Polyurethane Formulations

  • 1 component

  • 2 component

  • Polyurethane potting compounds

  • Electrical potting compounds

  • Thixotropic epoxy compounds

  • Anhydride cure

  • Battery potting compounds

  • Adhesives and bonding materials

  • Polyurethane elastomer

  • Flame Retardant Polyurethane

  • Electronic encapsulation

  • Low hardness polyurethane

  • Aliphatic polyurethane compound

  • UL-Recognized potting compound

  • Thermally conductive epoxy