Search results for: 'Fillers'

Fiberglass Fillers Guide: Aerosil, Q Cell, Fairing & Structural Fillers Explained What Are Fiberglass Fillers? Fiberglass fillers are powders, fibers, or pre-mixed compounds used with polyester resin or epoxy resin to create custom mixtures for marine, repair, and composite applications. They are commonly used in: Fiberglass boat repair Marine fairing and surface preparation Composite construction Surfboard building --- Types of Fiberglass Fillers (What to Use and W...

Gelcoat Repair Surfboard building Shaping rails Routing FCS 2 fin boxes Setting FCS 2 fin boxes   glassing a surfboard glassing a surfboard deck how to gloss a surfboard   Product break down 2 lb pour foam resin fil...

Open Molding & Lamination Technical Support Open molding and hand lay-up remain some of the most widely used fiberglass manufacturing methods in marine, industrial, and composite fabrication. Successful lamination depends on selecting the correct laminating resin and understanding how resin formulation, processing behavior, and cure characteristics affect the finished composite part. What Are Laminating Resins? Laminating resins are polyes...

Boat Restoration Technical Support Guide Last updated: February 2026 Boat restoration is the process of repairing, rebuilding, and refinishing fiberglass boats to restore structural integrity, appearance, and long-term performance. This technical support guide serves as a master reference for understanding materials, repair methods, and best practices used in modern fiberglass boat restoration. This page is designed as a living knowledge base. Each section below will continue ...

Steel Surface Preparation Guide Correct surface preparation of steel is critical for long-term coating performance. Removing mill scale, rust, shop primers and contaminants ensures strong adhesion and corrosion protection when applying Awlgrip coating systems. Select Your Steel Surface Scenario Steel (No Fairing Required) Standard steel surfaces where fairing compounds are not required. View System Steel (Fairing Required) ...

Fairing & Surface Repairs Guide Fairing and surface repair is used to correct imperfections in hulls, decks and structures before applying primer and topcoat systems. Proper surface preparation and fairing techniques ensure smooth finishes and long-term coating performance. Select Your Repair Scenario Minor Surface Repairs Small scratches, sanding marks or shallow imperfections. View Repair Method Fairing Large Areas ...

Polyester Resin Guide: How to Use It, Types, and What You Need Short Answer Polyester resin is the most widely used material for fiberglass repair, boat building, and composite construction. It is affordable, fast-curing, and ideal for laminating fiberglass cloth, mat, and structural parts. --- What is Polyester Resin? Polyester resin is a thermosetting resin used in fiberglass applications to create strong, durable composite structures. It is activated using MEKP catalyst and cures throug...

Aluminum Surface Preparation Guide This guide outlines the correct preparation and coating systems for aluminum substrates using Awlgrip yacht coating systems. Select Your Aluminum Scenario Aluminum – No Fairing Standard aluminum surfaces where no filler or fairing compounds are required. View System Options Aluminum – Fairing Required Aluminum surfaces requiring filler or fairing compounds for leveling. ...