Polyester filling and fairing compounds are perfect for structural and cosmetic fiberglass repairs. The marine epoxy fairing compound is for fairing surface imperfections or corners on a variety of surfaces with excellent weather resistance, for both above and below the water line.

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  • Marine Epoxy Fairing Compound

    Repair and Smooth Nearly Any Surface
    4.5 star rating
    #4118 Marine Epoxy Fairing Compound is a smooth, creamy paste system for fairing surface imperfections on...
  • Polyester Fairing Compound

    Durable and Highly Adhesive with Low Shrinkage
    5 star rating
    Polyester Fairing Compound is a fibrous filler for structural repairs, bonding, and part fabrication. This...
  • Lightweight Polyester Cosmetic Filler

    High Quality No-Shrink Surface Filler
    5 star rating
    Lightweight Polyester Cosmetic Filler is a versatile, creamy paste designed to fill, seal, repair, and finish...
  • BPO Hardener

    Easy-Blend Cream Hardener
    5 star rating
    BPO (benzoyl peroxide) is a peroxide used for curing amine accelerated polyester resins and fillers. It leads to...
  • UV Putty 6 oz Tube

    UV Putty 6 oz Tube
    Sunrez UV Putty is made with the 4194 UV vinyl ester resin. The base resin is thickened with various thixotropic...
  • SikaForce 800 Filler

    SikaForce 800 Filler
    SikaForce 800 Red and Blue, formerly known as SIkaForce 7800 red and blue, is a two component polyurethane based...

Fairing compounds, epoxy fillers, and filling compounds are materials used in surface preparation and finishing in various industries, including marine and automotive. Here is some information about each type:

  1. Fairing Compounds: Fairing compounds are used to smooth out irregularities and create a fair, even surface on a substrate. They are typically applied to surfaces with imperfections, such as hulls of boats and automotive bodywork. Fairing compounds are often composed of fillers, such as microspheres or fibers, and a binder, like epoxy or polyester resin. These compounds are workable and can be easily shaped and sanded to achieve the desired smoothness.
  2. Epoxy Fillers: Epoxy fillers are used to reinforce and fill gaps, voids, or imperfections in epoxy-based systems. These fillers are compatible with epoxy resins and are often composed of materials such as silica, microspheres, or fibers. Epoxy fillers improve the structural integrity of the epoxy matrix, increase its viscosity, and enhance its adhesion to substrates. They can be used for bonding, filleting, fairing, and general surface filling applications.
  3. Filling Compounds: Filling compounds, also known as surface fillers, are used to fill gaps, cracks, and holes in various substrates, such as wood, metal, or fiberglass. These compounds are often made of polyester or epoxy resin combined with fillers such as talc, calcium carbonate, or microspheres. Filling compounds are designed to be easy to apply, shape, and sand once cured. They provide a smooth and solid surface that can be further finished or painted.

These types of compounds and fillers are commonly used to prepare surfaces for further finishing, such as painting or laminating, and to achieve a smooth, defect-free appearance. They help in improving the aesthetic quality of the surface, providing structural reinforcement, and ensuring proper adhesion of subsequent layers or coatings. The specific choice of fairing compounds, epoxy fillers, or filling compounds depends on the application, substrate material, and desired properties of the final surface finish.

It is important to follow the instructions for the proper application, mixing ratios, and curing times of these compounds and fillers. Additionally, safety precautions, such as wearing protective gear and working in well-ventilated areas, should be followed when handling and applying these materials.

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