High Strength
FRP Pultruded Grating
FRP Pultruded Grating with high strength-to-weight ratio, superior corrosion resistance, and maximum load capacity for demanding environments.
Galería
Offshore Platform Installation
Cooling Tower Walkway
Installation Detail with Clips
Chemical Plant Flooring
Overview
Engineered FRP Pultruded Grating for Heavy-Duty Industrial Environments
FRP pultruded grating is manufactured using a continuous pultrusion process where E-CR glass fibers are impregnated with premium resin and drawn through a heated die to form high-strength, uniform cross-section bars. These bars are then assembled into a rigid grating panel using through-rod connections, creating a bearing bar system that delivers exceptional load-bearing performance.
Unlike molded grating, pultruded grating features unidirectional glass fiber orientation in the bearing bars, resulting in significantly higher strength in the load direction — up to 1000 psf capacity. This makes it the preferred choice for heavy industrial applications such as offshore platforms, chemical plants, power generation facilities, and mining operations where maximum strength and durability are required.
Available in multiple material grades including I-600 (standard), I-650 (fire retardant), and I-685 (corrosion-resistant vinyl ester). All panels feature a grit-embedded anti-slip surface and are available with I-bar, T-bar, or C-profile bearing bars. Custom panel widths, lengths, cutouts, and colors available to match your exact project specifications.
Pultruded grating bearing bar cross-section with grit-top surface
Technical Specifications
Ficha Técnica
Technical Specifications
Key technical parameters for your reference
Dimensions
All panels can be supplied with anti-slip grit top, standard smooth surface, or resin-rich surface. Custom fabrication includes cutouts, notches, bevels, and radius corners.
| Parameter | Value |
|---|---|
| Material | E-CR Glass Fiber + Isophthalic Polyester / Vinyl Ester Resin |
| Bearing Bar Profile | I-bar, T-bar, C-channel, Flat bar |
| Standard Panel Size | 1220mm × 6100mm (4ft × 20ft) max |
| Bearing Bar Depth | 25mm (1"), 38mm (1.5"), 50mm (2"), 64mm (2.5") |
| Bar Spacing | 30mm, 38mm, 50mm center-to-center |
| Load Capacity | Up to 1000 psf (48 kN/m²) depending on bar depth and spacing |
| Resin Grades | I-600 (Standard), I-650 (Fire Retardant), I-685 (Vinyl Ester) |
| Glass Content | 65% - 75% glass fiber by weight (unidirectional) |
Features
Features & Benefits
Key Features
Core product advantages at a glance
Highest Load Capacity in Its Class
Unidirectional glass fiber orientation delivers up to 1000 psf load capacity — the highest of any FRP grating type. Ideal for heavy vehicular traffic and equipment platforms.
Extended Span Capability
Pultruded bearing bars can span up to 20ft (6m) without intermediate supports, reducing substructure costs and installation time.
Superior Corrosion & Chemical Resistance
Vinyl ester resin options provide exceptional resistance to strong acids, bleaches, and aggressive chemicals. Outperforms stainless steel in many corrosive environments.
Modular Design & Easy Installation
Lightweight panels with predrilled mounting holes and integrated clip systems enable rapid installation without specialized equipment or welding.
Slip-Resistant Safety Surface
Embedded silica grit top surface provides reliable slip resistance (COF > 0.85) meeting OSHA, ANSI, and international safety standards for walkway applications.
Non-Conductive & Spark-Proof
Electrically non-conductive and non-sparking, making it the safest flooring solution for electrical rooms, transformer stations, and explosive environments.
Applications
Dónde se Instala
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