Product Description
1. It won’t burn your hand on a hot day
Metal brackets turn into frying pans under the summer sun. But fiberglass? It stays cool. When you need to clean the panels or check the wiring on an August afternoon, you won’t flinch. That’s one less little burn, one less flinch in your day.
2. It bends a little in a storm – so it doesn’t break
When a typhoon hits, being too stiff can be a weakness. Fiberglass brackets have just the right amount of give. They don’t fight the wind like a stubborn wall – they sway, absorb, and release. Your panels stay safe, and after the wind stops, the brackets stand straight again, as if nothing happened.
3. It doesn’t ask for annual maintenance dates
Salty sea air or acid rain near factories? Metal would rust and flake. Fiberglass quietly ignores all that. No painting, no rust stains dripping down your wall, no “check for corrosion” on your to‑do list every spring. It frees up your weekends.
4. Light enough to say “I’ve got your back”
For the same strength, fiberglass is about 70% lighter than steel. The crew carrying it up a ladder or onto a remote hill will notice – less strain on shoulders, less shouting, fewer tired knees. Light doesn’t mean weak; it means respect for the people who install it.
| Performance Parameters | Fiberglass Photovoltaic Bracket |
|---|---|
| Composition | High-strength fiberglass + weather-resistant resin (e.g., polyurethane, vinyl ester, or isophthalic resin) |
| Appearance | Customizable colors (black, gray, green, etc.), matte or semi-gloss finish, anti-reflective |
| Density | 1.8–2.1 g/cm³ |
| Tensile Strength | 400–700 MPa |
| Flexural Strength | 500–800 MPa |
| Modulus of Elasticity | 20–35 GPa |
| Impact Strength | ≥ 25 kJ/m² |
| Chemical Resistance | Resistant to acids, alkalis, salt spray, and most organic solvents |
| Environmental Resistance | Excellent resistance to UV, moisture, freeze-thaw cycles; operating temperature -40°C to +80°C |
| Electrical Insulation | Volume resistivity ≥ 1×10¹² Ω·cm, fully non-conductive, no PID risk |
| Machinability & Installation | Can be sawed, drilled, cut; 70% lighter than steel, no grounding required |
| Typical Applications | Ground-mounted systems, flat concrete roofs, carports, agrivoltaics, coastal or chemical plant areas |
Note
Please note that the table provides a general overview of the performance parameters of epoxy transparent fiberglass rods and their typical applications. Specific values may vary depending on the manufacturer and product specifications.
Industry Trends
1. From “Rust fear” to “set and forget”
Building a solar farm near the sea or a chemical plant used to mean one thing: endless maintenance. Rust, corrosion, repainting every season – it wears you down. Fiberglass brackets change that completely. They simply don’t corrode. No chemistry tricks, just a material that decided to be kind to the people maintaining it.
2. A little less weight on workers’ shoulders
Anyone who has carried steel brackets up a ladder knows: it’s heavy, it hurts, it wears you out by noon. Fiberglass is 70% lighter than steel. Same strength, half the sweat. This isn’t just a technical spec – it’s a nod to the installers, the roof crews, the people who actually build our clean energy future with their own hands.
3. No shocking surprises
Metal brackets conduct electricity. That means grounding, lightning worries, and a silent risk in every storm. Fiberglass is naturally non-conductive. It doesn’t zap, doesn’t spark, doesn’t need expensive grounding. In a world powered by electricity, being a good insulator is a quiet kind of kindness.
4. Three good things the industry is doing right now
Setting standards – In 2023, China started drafting an official industry standard for fiberglass photovoltaic frames. No more “everyone says their product is the best” – finally, a rulebook.
Going premium – Fiberglass is no longer seen as a cheap substitute. It’s moving upmarket, with high-performance, intelligent solutions.
Going green – Solar power deserves green materials, all the way through.
Broader Fiberglass Industry Trends – A Material That’s Learning to Care
The fiberglass industry is quietly changing. Not just in numbers, but in attitude.
1. Learning to be light – and being loved for it
Cars, planes, trains – they all want one thing: to lose weight. Less weight means less fuel, fewer emissions, longer range. Fiberglass delivers exactly that: high strength, low density. The global fiberglass market is expected to grow from 28.7billionin2024toover32.8 billion by 2033. That’s a lot of people saying “yes” to lightweight.
2. Turning green – because being called out finally worked
For years, fiberglass had a dirty secret: hard to recycle. The industry heard the criticism. Now, recyclable fiberglass and bio-based resins are hot topics. Companies are realizing: a good material doesn’t just serve its user – it respects the planet.
3. Emotionally stable in any weather
Steel expands and contracts like it has a tantrum in the heat. Fiberglass? It stays calm. Its thermal expansion is close to concrete’s, so no warping, no cracking, no drama. From 50°C desert heat to -30°C arctic cold, it just… works. That’s why it’s showing up in bridges, pipelines, and buildings everywhere.
4. Stepping into the spotlight
Fiberglass used to hide – inside pipes, behind walls, under the hood. No longer. Wind turbine blades, solar panel frames, high-speed train interiors – it’s finally the star of the show. Quietly, without fuss, it’s holding up the clean energy revolution.
Application
1. Coastal solar farms – no more yearly rust-scraping
By the sea, salt spray eats metal brackets alive. Every three years, crews have to kneel down, scrape rust, repaint – dirty, tiring work. Fiberglass arrived and maintenance workers said: “Now I can do my inspection in a clean shirt.” It doesn’t fear salt, doesn’t fear moisture. You install it and forget it.
2. Chemical plant roofs – acid rain? No problem.
Around chemical plants, the air carries acids, alkalis, and aggressive fumes. Ordinary brackets turn ugly in six months and crumble in a year. Fiberglass is naturally corrosion-resistant, like wearing a chemical protection suit. Plus it’s non-conductive – no sparks, no grounding needed. The plant owner finally sleeps soundly.
3. Agrivoltaic greenhouses – won’t burn the crops, won’t crush the structure
The big challenge with solar on greenhouses: it must be strong, but also kind to the plants underneath. Metal brackets get scorching hot in the sun and radiate heat down – that burns leaves. Fiberglass stays cool. And it’s light, so it won’t crush the greenhouse frame. A farmer’s words: “The panels generate above, the veggies grow below. No fighting. That’s a good partner.”
4. Solar carports – no rust drips on your car, no weight worries
Carports with solar face two fears: rust dripping onto the car’s paint, and heavy brackets collapsing the structure. Fiberglass never rusts – no orange stains on your hood. And it’s so light that even an old carport can handle it. Drivers don’t think about it, but that’s the point: it just works, quietly, like a reliable guard.
5. Mountain solar installations – thank you for being light
Carrying brackets up a mountain by hand is brutal. One steel bracket can be 30–40 kg. By the end of the day, your back is gone. Fiberglass has the same strength but 70% less weight. A project manager said: “We used to struggle to install a few sets per day. Now we’re faster, and the crew still smiles after work.” In the mountains, “light” isn’t a spec – it’s kindness.
6. High altitude / extreme cold – no cracking, no tantrums
Some places hit -30°C in winter. Metal gets brittle, expands and contracts violently, and cracks. Fiberglass has a thermal expansion rate close to concrete – it stays calm when temperatures swing. A maintenance worker’s comment: “When other materials are throwing a fit, this one just keeps working.”
7. Floating solar – no corrosion, no sinking, no fear
Floating solar panels on lakes or reservoirs have a big enemy: water. Metal brackets corrode quickly, plus electrolysis and moisture cause endless problems. Fiberglass floats, doesn’t rust, doesn’t conduct electricity. Crews can step onto it with rubber boots, no fear of shocks or collapse. It’s as steady as a wooden boat, but a hundred times stronger.
Advantage
1. Light in weight, heavy in reliability
Steel brackets are the silent, strong types – powerful, but exhausting to carry. Fiberglass is like a thoughtful partner: 70% lighter than steel. Less sweat for the installer, less stress on your roof. Being light isn’t about cutting corners – it’s about respecting the people who lift it and the building that holds it.
2. Naturally non-conductive – the quiet peacemaker in an electrical world
Solar systems live and breathe electricity. Metal conducts – which means risk, grounding wires, and worry. Fiberglass is the gentle insulator. It doesn’t carry current, doesn’t need expensive grounding, and doesn’t make your heart race during a thunderstorm. That’s not a spec – that’s respect for life.
3. No rust, no “rot”, no sea salt nightmares
Salt spray is slow poison for metal. After two years, rust flakes everywhere. Maintenance crews spend days scraping and repainting. Fiberglass simply ignores corrosion. Decades by the sea, and it still looks clean. It teaches a simple truth: real friendship doesn’t ask you to fix it all the time.
4. Cool to the touch on a burning summer day
At noon in July, metal brackets can fry an egg. Touch one by accident and you’ll yelp. Fiberglass stays warm at most – never hot enough to hurt. That gentle temperature is a small but real kindness to every technician on the roof.
5. It bends wisely so it doesn’t break
In a typhoon, overly rigid metal can snap. Fiberglass has just enough flex – like a Tai Chi master. It yields, absorbs, and recovers. When the wind stops, it stands straight again. That soft strength gives your solar panels a smart, forgiving home.
6. Emotionally stable – no tantrums from thermal expansion
Metal gets cranky with temperature changes: bolts loosen in winter, frames buckle in summer. Fiberglass expands and contracts like concrete – barely at all. It’s the steady friend who never complains whether it’s -30°C or +50°C. It just stays there, quietly holding everything up.
7. It doesn’t need your weekends
Metal’s maintenance list is long: derusting, painting, checking welds, replacing washers. Fiberglass’s list is: wipe off dust. That’s it. It gives weekends back to the maintenance crew – time for family, for fishing, for a good meal. That’s the most human benefit of all.
Compared with traditional materials
| Comparison Aspect | Fiberglass Bracket | Traditional Metal Bracket |
|---|---|---|
| Weight | 70% lighter, easier on the back | Heavy, tiring to carry |
| Corrosion resistance | Naturally not afraid of salt fog and acid | Rusts within 2 years by the sea |
| Electrical safety | Non-conductive, no grounding needed | Conductive, risky in thunderstorms |
| Summer touch | Warm, never burns your hand | Hot enough to fry an egg |
| Wind performance | Flexible, absorbs & releases force | Too rigid, prone to breaking |
| Maintenance | Almost none | Yearly derusting and repainting |
| Installation time | Fast, no grounding step | Slow, grounding required |
| Service life | 20+ years with no rust | Strength drops quickly after rusting |
Customization Details
Customize The Diameter
OD(mm) OD（inch） OD(mm) OD（inch） OD(mm) OD（inch） 1.9 0.074 2 0.079 3 0.118 4 0.157 5 0.197 6 0.236 7 0.276 8 0.315 9 0.354 10 0.393 12 0.472 12.7 0.5 14 0.551 15 0.59 16 0.63 18 0.708 20 0.787 21.5 0.85 22 0.866 25.4 1 28 1.1 30 1.181 32 1.26 38 1.496 40 1.57 42 1.653 45 1.771 50 1.968 52 2.047 55 2.165
| OD(mm) | OD（inch） | OD(mm) | OD（inch） | OD(mm) | OD（inch） |
|---|---|---|---|---|---|
| 1.9 | 0.074 | 2 | 0.079 | 3 | 0.118 |
| 4 | 0.157 | 5 | 0.197 | 6 | 0.236 |
| 7 | 0.276 | 8 | 0.315 | 9 | 0.354 |
| 10 | 0.393 | 12 | 0.472 | 12.7 | 0.5 |
| 14 | 0.551 | 15 | 0.59 | 16 | 0.63 |
| 18 | 0.708 | 20 | 0.787 | 21.5 | 0.85 |
| 22 | 0.866 | 25.4 | 1 | 28 | 1.1 |
| 30 | 1.181 | 32 | 1.26 | 38 | 1.496 |
| 40 | 1.57 | 42 | 1.653 | 45 | 1.771 |
| 50 | 1.968 | 52 | 2.047 | 55 | 2.165 |
Customize the color
We can match any color based on standard color codes or provided samples.
Post-processing
We also offer various post-processing services for fiberglass rods, including sharpening, drilling, chamfering, rounding, slot cutting and more.
Packaging and shipping
To ensure the product reaches our customers intact, we will apply impact-resistant cushioning material around vulnerable areas of the base board, providing protection during transit.
FAQ
1. Will it rust like metal brackets?
No. Fiberglass is naturally corrosion‑resistant. It doesn‘t care about salt spray, acid rain, or humidity. Install it by the sea or on a chemical plant roof – no yearly derusting, no repainting. Set it and forget it.
2. Is it electrically conductive? Is it safe during a thunderstorm?
Completely non‑conductive. Fiberglass is an insulator. No expensive grounding needed. Standing next to it in a storm won’t add any shock risk – one less thing to worry about.
3. Does it get scorching hot under the summer sun? Will it burn my hand?
No. Metal brackets can fry an egg at noon. Fiberglass stays warm at most – never hot enough to make you yelp. For the people who inspect and clean the panels, that‘s a real kindness.
4. I’ve seen plastic things crack in the sun. Is fiberglass the same?
Not at all. Fiberglass is not ordinary plastic. It uses UV‑resistant resin that withstands years of sunlight without becoming brittle. 20+ years outdoors? No problem. No yellowing, no crumbling.
5. Is it more expensive than metal? Is it worth the extra cost?
Upfront, it may be slightly higher than hot‑dip galvanized steel, but much lower than stainless steel. Add in long‑term savings: no derusting, no repainting, no replacement parts, no grounding. Plus peace of mind. That‘s worth a lot.
6. Is it hard to install? Do workers need special training?
Not at all. Fiberglass is 70% lighter than steel – much easier to carry. Cut it with a regular wood saw, drill it with standard bits. Same installation method as metal brackets. One difference: no grounding step. Workers will say: “This is nice – light, fast, and no wiring mistakes to worry about.“
