Fiberglass/GRP Honeycomb Panel

The Fiberglass/GRP Honeycomb Panel is consisted of two fiberglass reinforced plastic (FRP or GRP) skins bonded to a polypropylene (PP) honeycomb core. This configuration results in a panel that is lightweight yet maintains high structural strength. The panels are manufactured in a wide range of thicknesses, from 6mm to 500mm, with maximum dimensions reaching lengths of 12,000mm and widths of 3,000mm. The gel-coated FRP surface is available in various colors and textures, including anti-slip finishes.

These panels are designed for applications where a flat, rigid, and lightweight material is required, particularly in the transportation and construction sectors. Common uses include walls, roofs, and floors for truck bodies, trailers, refrigerated containers, mobile houses, and marine vessels. The material exhibits stability across a wide temperature range and is processed using methods that ensure a strong bond between the core and skins.

Key Features:

  • Lightweight construction with a high strength-to-weight ratio
  • Устойчивость к влаге, коррозии и широкому спектру химических веществ
  • High impact resistance and compressive strength
  • Thermal insulation and sound dampening properties
  • Durable, easy-to-clean surface that is UV resistant and anti-aging
  • Recyclable PP honeycomb core contributing to environmental sustainability

Premier Fiberglass/GRP Honeycomb Panel Manufacturer

RaxPanel customizes various specifications of GRP honeycomb panels for customers worldwide. With over 20 years of experience since 2002 and serving clients in 30+ countries, our fiberglass honeycomb panels are lightweight and high-strength, composed of fiberglass reinforced plastic skins and polypropylene honeycomb core.

This composite material offers half the weight of conventional FRP/GRP plywood sandwich panels. Manufactured through automatic glue spraying and high pressure pressing processes, the panels ensure long life, superior bonding, and dimensional stability.

They provide excellent compressive strength, flexural strength, and resistance to weather, UV rays, and chemicals.

Available in custom sizes up to 12m in length and 3.2m in width, with surface treatments like glossy, matte, or anti-slip. The panels are suitable for various applications, including:

  • Dry cargo truck boxes
  • RV bodies
  • Aviation components
  • Building partitions
  • Solar backsheets

Our in-house R&D and daily output of 1500+ m² enable us to deliver reliable, customized lightweight solutions for various industries. Contact us with your detailed requirements for tailored panels.

Параметр Значение
Panel Construction
Skin Material Fiberglass Reinforced Plastic (FRP/GRP)
Основной материал Polypropylene (PP) Honeycomb
Размеры
Panel Thickness Range 6 mm to 500 mm
Максимальная длина панели 12 000 мм
Maximum Panel Width 3,000 mm
Skin Properties
FRP Skin Thickness Options 1.2 mm, 1.5 mm, 2.0 mm, 2.5 mm, 3.0 mm
FRP Skin Density 1.4 g/cm³
Tensile Strength (FRP Skin) 124 MPa
Flexural Strength (FRP Skin) 195.8 MPa
Compressive Strength (FRP Skin) 117 MPa
Core Properties
Core Density (PP Honeycomb) 80 kg/m³
Composite Panel Properties
Теплопроводность 0.117 – 0.3 Kcal/m²h°C
Weight (20mm panel, 2.0mm skins) 8.4 kg/m²





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    Связанные продукты

    GRP Honeycomb Panel Selection & Engineering Guide

    Glass Reinforced Plastic (GRP / FRP) composite skins bonded to structural foam or honeycomb cores provide superior anti-corrosion barrier protection, high flexural strength, and easy maintenance for marine and transport enclosures.

    💡 Профессиональный совет: Предотвращение расслоения при термических циклах
    В RaxPanel мы используем автоматизированное вакуумное ламинирование с высокоэффективными двухкомпонентными полиуретановыми клеями для обеспечения прочности связи, которая поглощает разницу термических расширений без микрорасслоения.

    1. Как выбрать правильную сплаве оболочки и толщину

    Выбор наружной оболочки определяет сопротивление механическим ударам, защитные барьеры от коррозии и конструкционную жёсткость в различных условиях эксплуатации.

    2. Насколько хорошо ядро изолирует и выдерживает тяжёлые нагрузки?

    Конструкционный материал выполняет функцию полки в балочной I-образной конструкции, воспринимая касательные напряжения и поддерживая термическое изоляционное сопротивление R:

    Performance Metric RaxPanel Engineering Standard Application Advantage
    Skin Spec Стекловолокно RW (0,3 мм – 2,0 мм / 1,0–3,0 мм) High tensile and impact resistance against road debris
    Теплопроводность ~ 0,028 – 0,038 Вт/(м·К) Consistent thermal R-value energy savings
    Adhesive Layer Two-component PU / Epoxy Adhesive Delamination-free performance under thermal freeze-thaw cycles

    3. Which Surface Finish Will Protect Your Panels for 20+ Years?

    Factory roller coating specifies long-term color stability, UV protection, and resistance against industrial pollutants or marine salt spray.

    4. How Fire-Safe and Soundproof Are These Panels?

    🛡️ Compliance & Acoustic Isolation:

    • Fire Safety: Formulations comply with EN 13501-1 Class B-s1,d0 and GB8624 Class B1 building fire safety standards.
    • Sound Damping: Composite core attenuates noise transmission by 24 dB to 30 dB relative to solid metal sheets.

    5. Where Are GRP Honeycomb Panels Most Commonly Installed?

    🚢 Морские переборки кают и внутренние помещения судов

    Композитные переборки, невосприимчивые к солёному туману, снижающие верхний вес судна.

    🚛 Транспортные отсеки и корпуса для химической промышленности

    Химически стойкий и ударопрочный кузов для агрессивных сред.

    6. How to Cut, Groove, and Seal Edges During Installation

    Panels process easily on-site using standard CNC machinery, routers, or specialized edge profiles for airtight moisture sealing.

    Часто задаваемые вопросы (FAQ)

    1. What are the standard panel thicknesses, maximum lengths, and width options available for GRP Honeycomb Panels?
    Standard panel thicknesses range from 10mm up to 150mm. Standard widths include 1000mm, 1220mm, and 1500mm, with maximum single-sheet lengths up to 5800mm (5.8m) to fit ocean freight container shipping dimensions.
    2. What are the primary engineering benefits of using GRP Honeycomb Panels?
    GRP Honeycomb Panels deliver an exceptional stiffness-to-weight ratio, rot-proof moisture resistance, reliable thermal insulation, and dynamic fatigue endurance for high-stress applications.
    3. How do these composite panels perform under high humidity and outdoor weathering?
    The closed-cell core prevents water logging and condensation absorption, while pre-painted skins provide a 20+ year weatherability barrier against UV degradation.
    4. What fire safety ratings and quality certifications do these composite panels meet?
    Flame-retardant formulations meet EN 13501-1 Class B-s1,d0 and GB8624 Class B1 fire performance standards. Manufacturing quality is governed under ISO9001 management systems, with raw material performance verified under SGS and CE testing.
    5. What surface coating options are available for exterior UV protection?
    70% PVDF Fluorocarbon Coating PVDF coating provides a 20+ year exterior weatherability warranty against UV fading and acid rain. FEVE offers high gloss retention, while PE coating is cost-effective for indoor partitions.
    6. Can these composite panels be CNC grooved, bent, or edge-sealed on-site?
    Yes. Pre-painted skins can be V-grooved at 90° or 135° on the reverse side using standard CNC routers or hand tools, allowing manual edge folding into architectural cassettes without surface paint cracking.
    7. How are large panel shipments packaged to prevent freight damage during ocean transit?
    Panels are packed with protective PE film on both skins, separated by inter-sheet foam layers, and secured on heavy-duty export wooden pallets or CKD steel crates to prevent shipping damage during 20ft and 40ft container freight.


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