
FRP Gelcoat Panels For Truck & RV Bodies
2.Product category: FRP Gelcoat Panel Refrigerated Truck box
3.Molding method: Continuous molding
4.Size: Can be customized
5.Thickness: 1.2mm-2.5mm, can be customized
6.Color: Raul color card or customized
FRP Gelcoat Panels for Truck & RV Bodies - TANGSHAN RUNFENG
Gelcoat FRP Panels
Factory-direct fiberglass reinforced plastic panels engineered for refrigerated truck bodies, RV sidewalls, and composite sandwich panels. Built to perform - priced to compete.

What Are Gelcoat FRP Panels?
A lightweight, high-strength solution for modern transportation and construction
Gelcoat FRP (Fiberglass Reinforced Plastic) panels are composite sheets made from high-quality unsaturated polyester resin reinforced with fiberglass mat or woven fabric, finished with a durable gelcoat surface. Widely used as the outer skin and interior lining for refrigerated trucks, dry freight vans, RV/caravan bodies, and composite sandwich panels, our panels deliver exceptional strength-to-weight ratio, weather resistance, and long service life - at a price point that makes sense for your production line.
Lightweight & High-Strength
Density 1.5–2.0 g/cm³ - only 1/4 to 1/5 the weight of carbon steel, yet tensile strength reaches 90+ MPa. Less weight means better fuel economy for your vehicles.
Corrosion & Weather Resistant
Resists water, acids, alkalis, salts, oils, and most organic solvents. No rust, no rot - ideal for vehicles operating in harsh environments and coastal regions.
Excellent Thermal Insulation
Thermal conductivity only 1/100 to 1/1000 of metal - helps maintain interior temperature in refrigerated trucks, reducing energy costs and compressor wear.
Cost-Effective & Factory-Direct
No middlemen. You buy directly from our Tangshan factory, getting competitive pricing that beats most international competitors - without sacrificing quality.
Electrical Insulation
Excellent dielectric properties even at high frequencies. Safe for applications where electrical isolation matters - ambulances, mobile clinics, and specialty vehicles.
Fully Customizable
Customize thickness (0.7–5.0mm), width (up to 3.2m), length, color, surface texture, and backing. We manufacture to your exact specifications.
Basic Specifications
Standard range - custom requirements welcome
| Parameter | Specification |
|---|---|
| Fiberglass Type | Fiberglass Mat (CSM) / Woven Fabric |
| Resin System | Unsaturated Polyester (UP) / Vinyl Ester (VE) upon request |
| Surface Finish | High-gloss Gelcoat (standard) / Matt / Textured |
| Backing | Non-woven polyester veil for foam adhesion |
| Temperature Range | -40°C to +80°C |
| UV Resistance | >99% UV blocking |
| Warranty | 10–15 years |
| Form | Roll (≥100m) or Cut-to-Size Sheet |
| Width | Up to 3.2m (custom width available) |
| Thickness | 0.7mm – 5.0mm |
Three-Layer Structure
Each layer is engineered for a specific function
Choose Your Base Material
Two options to match your exact application requirements
🧶 Mat Base (CSM)
- Random fiber orientation - isotropic strength
- More cost-effective - ideal for price-sensitive orders
- Optional non-woven backing for superior foam bonding
- Best for: refrigerated truck liners, sandwich panel skins
🧵 Fabric Base (Woven)
- 90° woven fiber orientation - higher directional strength
- Smoother surface finish - premium visual appearance
- Higher tensile and flexural strength than mat base
- Best for: RV exterior skins, high-end vehicle bodies
Surface Finish Options
Standard textures - custom finishes available on request
Glossy
Mirror-smooth, high-shine finish for premium vehicle exteriors
Matt
Low-glare, modern aesthetic - popular for RV and architectural use
Stone Texture
Natural stone-like grain for decorative panels and unique designs
Weave Texture
Subtle woven pattern that highlights the fiberglass identity
Bubble Texture
Non-slip dimpled surface - practical for flooring and steps
Custom
Send us your sample or spec - we match it.
Physical Performance Data
Tested values by thickness (Mat Base / UP Resin, 30% glass content at 3.0mm)
| Property | 1.0mm | 1.5mm | 2.0mm | 2.5mm | 3.0mm |
|---|---|---|---|---|---|
| Weight (kg/m²) | 1.3 | 2.1 | 2.6 | 3.2 | 4.0 |
| Glass Content (%) | 19 | 25 | 29 | 30 | 30 |
| Tensile Strength (MPa) | 60 | 80 | 92 | 95 | 97 |
| Elongation at Break (%) | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 |
| Elastic Modulus (GPa) | 5.5 | 7.0 | 7.3 | 7.6 | 7.8 |
| Izod Impact Strength (kJ/m²) | 45 | 55 | 70 | 80 | 95 |
Values above are for Mat Base / UP Resin system. Custom formulations available for higher performance requirements.
Where Our Panels Are Used
Proven across transportation, construction, and marine industries
Refrigerated Trucks
Body exterior skin, interior lining, floor panels for reefer and insulated trucks
Dry Freight Vans
Sidewall and roof panels for enclosed cargo vans and box trucks
RV / Caravans
Exterior sidewalls, roof, floor, and door skins for motorhomes and travel trailers
Specialty Vehicles
Ambulances, mobile clinics, food trucks, command vehicles
Construction
Mobile homes, portable toilets, guard booths, modular buildings
Composite Sandwich Panels
Face sheets for XPS / PU / PET / PVC foam core panels
Marine
Yacht and boat interior panels, deck linings, bulkheads
Other Applications
Signage, solar panel backsheets, furniture, wind turbine blades, shelving
Why TANGSHAN RUNFENG?
A reliable manufacturing partner, not just a supplier
Modern Factory
Production lines in Tangshan, Hebei Province - one of China's major industrial hubs with convenient logistics and port access.
Stable Supply Chain
Consistent raw material sourcing, large production capacity, and ample inventory ensure your orders ship on time - every time.
Global Export Experience
Serving customers across Southeast Asia, the Middle East, Africa, South America, and Europe. We understand international trade requirements.
Quality Control
Every batch is tested for tensile strength, impact resistance, UV stability, and surface quality before shipment.
OEM & ODM Ready
Custom formulations, colors, packaging, and labeling - we produce under your brand if needed.
Fast Response
Quotations within 24 hours. Samples shipped within 3–5 working days. We respect your time.
Also Available: High-Performance CFRT Panels
Continuous Fiber Reinforced Thermoplastic sheets - the next generation
Looking for even higher impact resistance, recyclability, and thermoforming capability? Ask us about our CFRT (Continuous Fiber Reinforced Thermoplastic) panels - ideal for demanding applications in automotive, aerospace, and premium RV manufacturing.
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