The Pultrusion Report Blog
Why Fiberglass Rods Degrade Outdoors in 2026
Fiberglass rods shouldn't lose their performance just because they're installed outside. Yet that's exactly what happens far too often when material selection and manufacturing quality aren't matched to outdoor conditions.
What is Peel Ply?
If you’ve ever laid up fiberglass or carbon fiber and then faced hours of sanding just to get a surface ready for bonding or paint, you know the pain.
How Stress Corrosion Cracking Causes FRP Rod Failure
Stress corrosion cracking (SCC) is one of the most destructive failure modes affecting pultruded fiberglass rods in outdoor environments. Unlike sudden impact damage, SCC develops gradually as moisture, chemicals, and sustained mechanical loads work...
What Causes Fiberglass Rods to Fail Prematurely
Fiberglass rods are known for their durability, high strength-to-weight ratio, and excellent performance in harsh environments. Yet even the most robust pultruded FRP components can break down earlier than expected when specific factors go...
9 Outdoor Factors That Degrade Fiberglass Rods
Pultruded fiberglass rods can last for decades—when you protect them from the right threats. But outdoor environments throw everything they have at composite materials: sun, rain, salt, heat, and mechanical wear.
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Fiberglass Rebar: A Solution to Our Infrastructure Problem?
We have an infrastructure problem. Many structures built in this country over the past several decades are showing signs of age and will need repair or replacement in the coming years.
Composites Revolutionize an Industry: The Wooden Skyscraper
When the first skyscrapers began to appear in Chicago and other American cities at the beginning of the 20th century, they were a marvel of modern technology. Innovations in the production...
The Advantages of Fiberglass Rectangular Tubing
One of the great things about pultruded fiberglass is the flexibility the production process allows for. Any number of different profiles can be created, which opens up room for a lot of...
The History of Pultrusion
Pultrusion is becoming an increasingly important manufacturing process. The pultrusion industry is expected to reach $110 billion this year, thanks to the expansion of the use of pultruded...
Scientists Achieve Decades-Long Quest with New Polymer
For those of us involved in engineering and manufacturing products, it is always exciting to hear about new developments in materials science. Past discoveries have opened up whole new...
New Construction Tech: The 3D Printed House
At the very end of 2021, news outlets all over the country reported on Habitat for Humanity’s recently constructed 3D printed house.
The History of Fiberglass
Fiberglass has become a ubiquitous product in today’s world. You almost certainly have several fiberglass products in your home (or even on it). In 2020, total global glass fiber demand...
Pykrete: The Obscure Composite That Almost Helped Win WWII
We often write here about innovative uses of fiberglass and other composite materials. Today we’re going to highlight a very unusual composite you’re probably never heard of that almost...
What Are Composite Materials?
When you pause to notice, it is amazing how many different materials we use every day.
Do Fiberglass Pultrusion Strengthen Wood Products?
The popularity of composite products, such as composite decks, has sparked a fresh debate about the future of construction over the last decade. What do you prefer: original wood or...
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