Fiberglass grating, also known as FRP grating, is a durable, lightweight, and corrosion-resistant structural panel made from reinforced fiberglass and resin, designed to replace traditional metal gratings in demanding environments. It offers excellent resistance to chemicals, moisture, and UV exposure, making it ideal for applications in marine, chemical processing, wastewater treatment, and industrial facilities. With high strength-to-weight ratio, slip-resistant surface, and minimal maintenance requirements, fiberglass grating ensures long service life while enhancing safety and efficiency. Available in molded and pultruded forms, it provides versatile solutions for walkways, platforms, stair treads, and trench covers across a wide range of industries.
Fiberglass Grating
Clean Rooms and Food Processing Facilities,Industrial and Chemical Plants,Walkways and Platforms,Public Infrastructure,Offshore Platforms
Brand name: LongTime
Product name: Smooth Surface Fiberglass Grating
Technique: Mold technology
Material: FRP
MOQ: 100pcs
Smooth Surface Fiberglass Grating is a durable, lightweight flooring solution made from fiberglass and resin, featuring a smooth surface that offers easy maintenance and resistance to corrosion, ideal for industrial and commercial applications where a clean, low-friction surface is needed.
Product List
At LongTime, our fiberglass grating products are widely used in industrial flooring, walkways, offshore platforms, wastewater treatment, cooling towers, and marine environments. With high strength, corrosion resistance, and lightweight performance, our FRP grating solutions ensure long service life and minimal maintenance. Available in molded, pultruded, mini mesh, and covered types, we provide customized sizes, colors, and resin options to meet your project requirements.
Molded Fiberglass Grating
Durable molded fiberglass grating with excellent corrosion resistance, slip resistance, and high strength-to-weight ratio. Ideal for chemical plants, marine environments, and wastewater treatment facilities. Thickness: 25mm / 38mm Resin Options: Orthophthalic, Isophthalic, Vinyl Ester Standard Colors: Yellow, Green, Grey
Pultruded Fiberglass Grating
High-load pultruded fiberglass grating designed for heavy-duty industrial flooring and platforms. Superior mechanical strength with excellent chemical resistance. Thickness: 25mm / 38mm / 50mm Load Bar Direction: Customized Surface: Gritted / Smooth / Covered
Mini Mesh Fiberglass Grating
Anti-slip mini mesh fiberglass grating with small opening design, preventing tool drop and ensuring safety in walkways and offshore platforms. Mesh Size: 38×38mm / 19×19mm Applications: Offshore, Public Access Areas, Pedestrian Bridges UV & Fire Resistant
Application
Water & Wastewater Treatment
Walkways & Platforms – FRP grating provides safe access in wet and corrosive environments. Drainage Covers & Trench Grates – Lightweight yet durable solution for water channels. Tank Access Ladders & Covers – Non-corrosive, ensuring long life in water treatment facilities.
Industrial Applications
Chemical Plants & Refineries – Ideal for platforms, walkways, and trench covers due to resistance against acids, alkalis, and solvents. Power Plants – Used in cooling towers, scrubber platforms, and maintenance areas where exposure to chemicals and moisture is high. Oil & Gas Industry – Offshore platforms, drilling rigs, and marine walkways benefit from its corrosion resistance and safety features.
Construction & Architecture
Flooring & Stair Treads – Slip-resistant and safe for public access areas. Roof Walkways – Protects roofing materials while providing safe access. Facade & Screening – Sometimes used for decorative yet functional panels.
Food & Beverage Industry
Processing Plants – Non-corrosive and easy to clean, suitable for hygienic areas. Breweries & Dairies – Slip resistance helps in wet environments.
All You Need to Know About FRP Grating
Advantages of FRP Grating vs. Traditional Materials
| Factor | FRP Grating | Steel Grating | Aluminum Grating |
|---|---|---|---|
| Weight | Lightweight, easy handling | Heavy | Moderate |
| Corrosion Resistance | Excellent | Poor (needs coating) | Moderate |
| Safety | Slip-resistant, non-conductive | Conductive, slippery | Conductive |
| Maintenance | Very low | Frequent painting/galvanizing | Occasional |
| Lifecycle Cost | Low (long service life) | High | Moderate |
Resin Options for FRP Grating
Orthophthalic Resin – Economical, general-purpose use.
Isophthalic Resin – Enhanced corrosion resistance.
Vinyl Ester Resin – Excellent chemical resistance, ideal for harsh industries.
Phenolic Resin – Fire-resistant, used in offshore and transportation sectors.
Maintenance of FRP Grating
Clean periodically with water or mild detergent.
Inspect for surface damage or cracks.
Replace panels if severely damaged to maintain safety.
Avoid unnecessary impact from heavy machinery or tools.
How to Choose the Right Fiberglass Grating?
1. Determine the Load Requirements
Live Load: Understand the weight that the grating will support, including personnel, equipment, or vehicles.
Span: Measure the distance between supports to determine the grating thickness and type needed.
Load Type: Consider whether the load is uniformly distributed or point load – this affects the structural design of the grating.
2. Select the Appropriate Grating Type
Pultruded Grating: Offers higher strength-to-weight ratio, ideal for industrial walkways, platforms, and drainage covers.
Molded Grating: Often used for corrosion resistance in chemical plants and wastewater facilities.
Welded or Open-Mesh Grating: Better for drainage-heavy environments.
3. Consider Corrosion and Chemical Resistance
Vinyl Ester Resin: Best for harsh chemical environments and high temperatures.
Polyester Resin: Suitable for general industrial use with moderate chemical exposure.
Phenolic Resin: Fire-retardant and suitable for high-temperature applications.
4. Check Fire Resistance Requirements
Determine if the grating needs to meet fire safety standards:
FRP gratings can be manufactured to meet Class 1, Class 2, or other fire ratings depending on local regulations.
5. Evaluate Slip Resistance
For walkways and stairs, a high slip-resistance surface is crucial for safety.
Options include:
Top surface serration for grip
Coarse grit finish
Anti-slip coatings
6. Decide on Color and Visibility
Bright colors like yellow or orange improve visibility in industrial areas.
Color can also indicate different zones or hazards.
7. Consider Environmental Conditions
UV Resistance: For outdoor use, UV-stabilized FRP prevents discoloration and degradation.
Moisture Resistance: Ensure the grating is suitable for wet or marine environments.
8. Check Maintenance and Durability
FRP gratings require minimal maintenance, but certain resins perform better in harsh environments.
Ensure you select grating that can withstand long-term mechanical and chemical exposure.
9. Compliance with Standards
Make sure the grating meets ASTM, ISO, or local industry standards.
Common standards include: ASTM D635, ASTM D2584, and ASTM E84 for structural and fire properties.
Why Choose Our Fiberglass Grating?
FAQ
How do I choose the right fiberglass grating?
Consider the following factors:
Load requirements (live load and span)
Environment (chemical exposure, outdoor/UV exposure)
Safety needs (slip resistance and fire resistance)
Grating type, thickness, and mesh size
Is fiberglass grating safe for walking?
Yes. Our FRP gratings feature anti-slip surfaces, including serrated edges or coarse grit finishes, to prevent slips even in wet or oily conditions.
How durable is fiberglass grating?
Fiberglass grating is highly durable. It is corrosion-resistant, lightweight, fire-retardant, and UV-stable, ensuring a long service life with minimal maintenance.
Can fiberglass grating be used outdoors?
Absolutely. FRP gratings are UV-stabilized and resistant to weather, rain, and moisture, making them suitable for outdoor walkways, platforms, and marine applications.
Can fiberglass grating be customized?
Yes. FRP gratings can be customized in color, thickness, mesh size, resin type, and fire rating to match specific project requirements.
What load can fiberglass grating support?
The load depends on the grating type, thickness, span, and resin type. Pultruded gratings typically support heavier loads over longer spans, while molded gratings are best for moderate loads. Always consult a load table to ensure safety.
How long does fiberglass grating last?
With proper installation and minimal maintenance, FRP grating can last 20–30 years or more, even in harsh chemical or marine environments.
Is fiberglass grating easy to install?
Yes. Being lightweight, it reduces installation time and labor costs compared to metal gratings. It can also be cut to size easily on-site.
Can fiberglass grating be cut or drilled on-site?
Yes. FRP grating can be cut, drilled, or machined using standard woodworking tools, making it easy to customize on-site for specific projects.
New Products
Fiberglass Grating
Clean Rooms and Food Processing Facilities,Industrial and Chemical Plants,Walkways and Platforms,Public Infrastructure,Offshore Platforms
Brand name: LongTime
Product name: Smooth Surface Fiberglass Grating
Technique: Mold technology
Material: FRP
MOQ: 100pcs
