{"id":41166,"date":"2026-09-24T06:44:21","date_gmt":"2026-09-24T06:44:21","guid":{"rendered":"https:\/\/instrava.com\/?p=41166"},"modified":"2026-09-24T06:44:21","modified_gmt":"2026-09-24T06:44:21","slug":"do-wall-panels-need-sunscreen-too","status":"publish","type":"post","link":"https:\/\/instrava.com\/fr\/do-wall-panels-need-sunscreen-too\/","title":{"rendered":"Les panneaux muraux ont-ils eux aussi besoin d'une \u201c protection solaire \u201d ?"},"content":{"rendered":"<div id=\"model-response-message-contentr_5a22a1c2e1d49d6e\" class=\"markdown markdown-main-panel md-content enable-luminous-fast-follows enable-updated-hr-color stronger\" dir=\"ltr\" aria-busy=\"false\" aria-live=\"polite\">\n<div>When exposed to outdoor environments or intense sunlight, wall panels\u2014particularly composite panels containing polymer resins (such as PVC, PP, or PE) and wood or bamboo flour\u2014are highly susceptible to photo-oxidative degradation caused by ultraviolet (UV) radiation. This leads to aging phenomena such as fading, yellowing, surface chalking, embrittlement, and cracking.<\/div>\n<div>Consequently, wall panels require their own form of &#8220;sunscreen.&#8221; To achieve high levels of durability against UV-induced aging, manufacturers typically employ a multi-layered strategy combining &#8220;chemical interception,&#8221; &#8220;physical barriers,&#8221; and &#8220;surface protection&#8221; in their material formulations and production processes.<\/div>\n<h2 data-path-to-node=\"3\">1. Core Chemical Modification: Addition of Light Stabilizer Combinations (Chemical Interception)<\/h2>\n<h3 data-path-to-node=\"4\">UV Absorbers (UVA):<\/h3>\n<ul data-path-to-node=\"5\">\n<li>\n<div><b data-path-to-node=\"5,0,0\" data-index-in-node=\"0\">Representative compounds:<\/b> Benzotriazoles and Benzophenones.<\/div>\n<\/li>\n<li>\n<div><b data-path-to-node=\"5,1,0\" data-index-in-node=\"0\">M\u00e9canisme :<\/b> UV-resistant additives incorporated into the raw materials absorb UV energy and convert it into harmless thermal energy. This prevents the breakdown of molecular chains, thereby delaying the aging process.<\/div>\n<\/li>\n<\/ul>\n<h3 data-path-to-node=\"6\">Hindered Amine Light Stabilizers (HALS):<\/h3>\n<ul data-path-to-node=\"7\">\n<li>\n<div><b data-path-to-node=\"7,0,0\" data-index-in-node=\"0\">M\u00e9canisme :<\/b> If a small amount of UV radiation bypasses UVA protection\u2014causing polymer molecular chains to break and generate free radicals\u2014HALS act as &#8220;free radical scavengers.&#8221; They rapidly capture these radicals, terminating the chain reaction of degradation. The synergistic use of UVAs and HALS is crucial for extending the weather resistance and lifespan of wall panels.<\/div>\n<\/li>\n<\/ul>\n<p><a href=\"https:\/\/instrava.com\/customized-wall-panels-supplier\/\"><em>Get an instant quote for outdoor wall panels<\/em><\/a><\/p>\n<h2 data-path-to-node=\"8\">2. Formulation Fillers and Pigment Masking (Physical Barriers)<\/h2>\n<div>Specific inorganic mineral fillers and pigments are introduced to create physical barrier layers within the panel:<\/div>\n<ul data-path-to-node=\"10\">\n<li>\n<div><b data-path-to-node=\"10,0,0\" data-index-in-node=\"0\">Titanium Dioxide (<span class=\"math-inline\" data-math=\"\\text{TiO}_2\" data-index-in-node=\"18\">$\\text{TiO}_2$<\/span>):<\/b> High-quality rutile-grade titanium dioxide serves not only as a premium white pigment but also as a potent UV scatterer and reflector, significantly reducing the depth of UV penetration.<\/div>\n<\/li>\n<li>\n<div><b data-path-to-node=\"10,1,0\" data-index-in-node=\"0\">Carbon Black:<\/b> For dark-colored or outdoor Wood-Plastic Composite (WPC) wall panels, carbon black is the most efficient and cost-effective UV absorber, capable of converting UV energy into heat.<\/div>\n<\/li>\n<li>\n<div><b data-path-to-node=\"10,2,0\" data-index-in-node=\"0\">High-proportion Calcium Carbonate (<span class=\"math-inline\" data-math=\"\\text{CaCO}_3\" data-index-in-node=\"35\">$\\text{CaCO}_3$<\/span>) and inorganic stone powder:<\/b> In products like PVC-based stone-plastic composite (SPC) panels or high-calcium bamboo-wood fiber boards, the inorganic mineral powder does not participate in photo-oxidation reactions; the high filler content effectively dilutes the proportion of organic resin that is susceptible to UV degradation.<\/div>\n<\/li>\n<li>\n<div><b data-path-to-node=\"10,3,0\" data-index-in-node=\"0\">Use of weather-resistant resin binders:<\/b> Selecting weather-resistant resins (such as acrylic or fluorocarbon resins) as the base material ensures inherent resistance to ultraviolet radiation.<\/div>\n<\/li>\n<\/ul>\n<h2 data-path-to-node=\"11\">3. Surface Protective Layer: Physical UV Isolation (Surface Barrier)<\/h2>\n<ul data-path-to-node=\"12\">\n<li>\n<div><b data-path-to-node=\"12,0,0\" data-index-in-node=\"0\">Co-extruded protective layer:<\/b> A dual-layer co-extrusion process is used to form a dense, modified polymer surface layer over the core in a single step; this layer is specifically formulated with UV-resistant additives to block UV radiation.<\/div>\n<\/li>\n<li>\n<div><b data-path-to-node=\"12,1,0\" data-index-in-node=\"0\">UV coating\/finish:<\/b> The surface undergoes specialized treatments\u2014such as the application of UV-curable fluorocarbon paint or UV-cured lacquer, or the lamination of specially treated PVC films or impregnated paper\u2014to create a dense, scratch-resistant, water-resistant, and UV-resistant protective film.<\/div>\n<\/li>\n<li>\n<div><b data-path-to-node=\"12,2,0\" data-index-in-node=\"0\">Functional top film:<\/b> Some panels (such as FRP daylighting panels) feature a high-performance laminated top film designed specifically to provide UV and antistatic protection, preventing the underlying material from yellowing or aging.<\/div>\n<\/li>\n<\/ul>\n<p><a href=\"https:\/\/instrava.com\/customized-wall-panels-supplier\/\"><em>Latest prices for outdoor wall panels<\/em><\/a><\/p>\n<h2 data-path-to-node=\"13\">4. Treatment of Wood Fibers Against Lignin Degradation<\/h2>\n<div>For wall panels containing natural wood or bamboo flour (such as WPC or bamboo-wood fiber boards), UV radiation can degrade the lignin within the wood, converting it into water-soluble substances that wash away in the rain, causing the panel surface to whiten or peel:<\/div>\n<ul data-path-to-node=\"15\">\n<li>\n<div><b data-path-to-node=\"15,0,0\" data-index-in-node=\"0\">Fiber coupling and encapsulation:<\/b> During production, silane coupling agents or compatibilizers are used to ensure the resin completely encapsulates the wood flour particles (achieving 100% encapsulation), thereby isolating the wood flour from direct contact with UV radiation and moisture.<\/div>\n<\/li>\n<li>\n<div><b data-path-to-node=\"15,1,0\" data-index-in-node=\"0\">High-temperature heat-treated wood flour:<\/b> Reduces the inherent photosensitivity of wood fibers through pre-treatment processes such as degreasing and delignification.<\/div>\n<\/li>\n<\/ul>\n<h2 data-path-to-node=\"16\">5. Practical Engineering Inspection Standards (Evaluating UV Resistance)<\/h2>\n<div>When procuring materials for engineering projects, the UV-aging durability of wall panels cannot be assessed based solely on verbal assurances from manufacturers; laboratory accelerated aging test reports should be reviewed, specifically:<\/div>\n<ul data-path-to-node=\"18\">\n<li>\n<div><b data-path-to-node=\"18,0,0\" data-index-in-node=\"0\">QUV Accelerated UV Aging Test (ASTM G154 \/ ISO 4892-3):<\/b> Uses fluorescent UV lamps (e.g., UVA-340nm) to conduct cyclic testing involving &#8220;UV exposure + condensation.&#8221; Typically, after 1,000\u20133,000 hours of testing, measurements are taken regarding surface color difference (<span class=\"math-inline\" data-math=\"\\Delta E \\le 3\" data-index-in-node=\"272\">$\\Delta E \\le 3$<\/span> ou <span class=\"math-inline\" data-math=\"\\le 5\" data-index-in-node=\"290\">$\\le 5$<\/span>) and flexural strength retention.<\/div>\n<\/li>\n<li>\n<div><b data-path-to-node=\"18,1,0\" data-index-in-node=\"0\">Xenon Arc Weathering Test (ISO 4892-2 \/ ASTM G155):<\/b> Simulates full-spectrum sunlight (including ultraviolet, visible, and infrared light); this is currently the aging test method that most closely replicates real-world outdoor sunlight exposure.<\/div>\n<\/li>\n<\/ul>\n<p><a href=\"https:\/\/instrava.com\/customized-wall-panels-supplier\/\"><em>Wholesale outdoor wall panels<\/em><\/a><\/p>\n<h2 data-path-to-node=\"19\">6. Types of Outdoor UV-Resistant Wall Panels<\/h2>\n<div>Outdoor wall panels must offer not only aesthetic appeal but also resistance to UV-induced aging, water and moisture resistance, weather and corrosion resistance, high structural strength, and good fire-retardant properties. Standard indoor bamboo-wood fiber panels or PVC faux-marble boards (UV boards) will fade, warp, crack, and suffer from surface chalking within a short period if used outdoors.<\/div>\n<div>Currently, the mainstream outdoor wall panels used in engineering and commercial projects fall into the following five categories:<\/div>\n<h3 data-path-to-node=\"22\">6.1. Outdoor Wood-Plastic Composite (WPC) Wall Cladding<\/h3>\n<ul data-path-to-node=\"23\">\n<li>\n<div><b data-path-to-node=\"23,0,0\" data-index-in-node=\"0\">Material Composition:<\/b> Wood flour\/bamboo flour + PE (polyethylene) resin + calcium carbonate + UV absorbers\/light stabilizers.<\/div>\n<\/li>\n<li>\n<div><b data-path-to-node=\"23,1,0\" data-index-in-node=\"0\">Core Technology:<\/b><\/div>\n<ul data-path-to-node=\"23,1,1\">\n<li>\n<div><b data-path-to-node=\"23,1,1,0,0\" data-index-in-node=\"0\">First-generation standard WPC:<\/b> Uncapped (no protective shell layer); offers high cost-performance, though the surface wood flour carries a slight risk of fading after years of exposure to sunlight and rain.<\/div>\n<\/li>\n<li>\n<div><b data-path-to-node=\"23,1,1,1,0\" data-index-in-node=\"0\">Second-generation Co-extrusion WPC:<\/b> Features a fully encapsulated (360\u00b0) protective layer of ASA or high-density modified PE, offering exceptional UV, scratch, and stain resistance.<\/div>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<div><b data-path-to-node=\"23,2,0\" data-index-in-node=\"0\">Applications :<\/b> Exterior wall cladding, landscape walls, villa facades, and louvered walls for commercial districts.<\/div>\n<\/li>\n<\/ul>\n<h3 data-path-to-node=\"24\">6.2. Metal &amp; Metal Composite Panels<\/h3>\n<ul data-path-to-node=\"25\">\n<li>\n<div><b data-path-to-node=\"25,0,0\" data-index-in-node=\"0\">Main Types:<\/b><\/div>\n<ul data-path-to-node=\"25,0,1\">\n<li>\n<div><b data-path-to-node=\"25,0,1,0,0\" data-index-in-node=\"0\">Aluminum Veneer \/ Fluorocarbon-Coated Aluminum Panels:<\/b> Finished with a baked-on PVDF (fluorocarbon) coating; the high bond energy of the C-F (carbon-fluorine) bond ensures resistance to fading from intense UV exposure for 15\u201320 years.<\/div>\n<\/li>\n<li>\n<div><b data-path-to-node=\"25,0,1,1,0\" data-index-in-node=\"0\">Aluminum Honeycomb Panels:<\/b> Lightweight yet high-strength with excellent flatness; commonly used for high-end architectural curtain walls.<\/div>\n<\/li>\n<li>\n<div><b data-path-to-node=\"25,0,1,2,0\" data-index-in-node=\"0\">Metal-Faced Insulated Panels:<\/b> Feature an embossed Al-Zn alloy or aluminum sheet surface, a polyurethane insulation core, and an aluminum foil backing; combines decorative and thermal insulation functions.<\/div>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<div><b data-path-to-node=\"25,1,0\" data-index-in-node=\"0\">Applications :<\/b> Office building facades, commercial complexes, airports and transport hubs, and exterior insulation renovation projects.<\/div>\n<\/li>\n<\/ul>\n<h3 data-path-to-node=\"26\">6.3. Fiber Cement &amp; GRC Panels<\/h3>\n<ul data-path-to-node=\"27\">\n<li>\n<div><b data-path-to-node=\"27,0,0\" data-index-in-node=\"0\">Material Composition:<\/b> Cement, siliceous materials, plant fibers\/glass fibers, and mineral fillers; cured via high-temperature, high-pressure steam.<\/div>\n<\/li>\n<li>\n<div><b data-path-to-node=\"27,1,0\" data-index-in-node=\"0\">Principaux avantages :<\/b> Purely inorganic materials achieving the national A1 fire-safety rating (non-combustible); offers superior weather resistance, freeze-thaw durability, and an exceptionally long service life. Surfaces can be finished with an exposed concrete look, faux wood grain, or 3D relief textures.<\/div>\n<\/li>\n<li>\n<div><b data-path-to-node=\"27,2,0\" data-index-in-node=\"0\">Applications :<\/b> Public building facades, high-rise curtain walls, and facades featuring industrial or modernist styles.<\/div>\n<\/li>\n<\/ul>\n<h3 data-path-to-node=\"28\">6.4. Inorganic Board Cladding (Magnesium Oxide\/Calcium Silicate Based)<\/h3>\n<ul data-path-to-node=\"29\">\n<li>\n<div><b data-path-to-node=\"29,0,0\" data-index-in-node=\"0\">Material Composition:<\/b> High-density magnesium oxide or calcium silicate substrate, surfaced with an outdoor-grade PVDF film or a weather-resistant thermal transfer coating.<\/div>\n<\/li>\n<li>\n<div><b data-path-to-node=\"29,1,0\" data-index-in-node=\"0\">Principaux avantages :<\/b> Exceptional fire resistance (Class A), high hardness, resistance to mold and rot, and superior flatness; an excellent alternative to traditional dry-hung stone cladding.<\/div>\n<\/li>\n<li>\n<div><b data-path-to-node=\"29,2,0\" data-index-in-node=\"0\">Applications :<\/b> Exterior walls of hospitals, schools, and hotels; facades of public buildings with strict fire safety requirements (Class A fire rating).<\/div>\n<\/li>\n<\/ul>\n<h3 data-path-to-node=\"30\">6.5. Outdoor ASA\/PVC Siding<\/h3>\n<ul data-path-to-node=\"31\">\n<li>\n<div><b data-path-to-node=\"31,0,0\" data-index-in-node=\"0\">Material Composition:<\/b> High-impact PVC substrate with a co-extruded ASA (Acrylonitrile Styrene Acrylate) weather-resistant surface layer.<\/div>\n<\/li>\n<li>\n<div><b data-path-to-node=\"31,1,0\" data-index-in-node=\"0\">Principaux avantages :<\/b> Lightweight, rapid installation (interlocking structure), and cost-effective; the ASA layer provides outstanding weather and UV resistance, preventing embrittlement.<\/div>\n<\/li>\n<li>\n<div><b data-path-to-node=\"31,2,0\" data-index-in-node=\"0\">Applications :<\/b> Exterior walls of light-gauge steel villas, mobile cabins, vacation camps, and container housing facades.<\/div>\n<\/li>\n<\/ul>\n<h3 data-path-to-node=\"30\">6.6. Comparison of Outdoor Wall Panel Options<\/h3>\n<p>Outdoor wall cladding (Exterior Wall Cladding \/ Outdoor Wall Panels) is typically selected based on several factors, including material, weather resistance, fire performance, weight, installation method, cost, and architectural style. The following table summarizes some of the most common types available on the market.<\/p>\n<div class=\"table-responsive\"><table>\n<thead>\n<tr>\n<th>Wall Panel Type<\/th>\n<th>Mat\u00e9riau principal<\/th>\n<th>Caract\u00e9ristiques principales<\/th>\n<th>Weather Resistance<\/th>\n<th>Fire Performance<\/th>\n<th>Poids<\/th>\n<th>Common Applications<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Metal Wall Panels<\/strong><\/td>\n<td>Aluminum, aluminum alloy, steel, aluminum-zinc coated steel<\/td>\n<td>High strength, modern appearance, dimensional stability, easy installation<\/td>\n<td>\u2605\u2605\u2605\u2605\u2605<\/td>\n<td>\u2605\u2605\u2605\u2605\u2605<\/td>\n<td>Moyen<\/td>\n<td>Commercial buildings, industrial buildings, offices, factories<\/td>\n<\/tr>\n<tr>\n<td><strong>Aluminum Panels \/ Aluminum Solid Panels<\/strong><\/td>\n<td>Alliage d'aluminium<\/td>\n<td>Lightweight, corrosion-resistant, easy to bend and fabricate, wide range of colors<\/td>\n<td>\u2605\u2605\u2605\u2605\u2605<\/td>\n<td>\u2605\u2605\u2605\u2605\u2605<\/td>\n<td>Light<\/td>\n<td>Commercial buildings, curtain walls, residential exteriors<\/td>\n<\/tr>\n<tr>\n<td><strong>Aluminum Composite Panels (ACP)<\/strong><\/td>\n<td>Aluminum sheets + plastic core<\/td>\n<td>Flat surface, lightweight, relatively low cost, easy to fabricate<\/td>\n<td>\u2605\u2605\u2605\u2605<\/td>\n<td>Depends on the core material<\/td>\n<td>Light<\/td>\n<td>Commercial buildings, storefronts, architectural decoration<\/td>\n<\/tr>\n<tr>\n<td><strong>Fiber Cement Wall Panels<\/strong><\/td>\n<td>Cement, fibers, mineral fillers<\/td>\n<td>High strength, fire-resistant, corrosion-resistant, various textures and finishes<\/td>\n<td>\u2605\u2605\u2605\u2605\u2605<\/td>\n<td>\u2605\u2605\u2605\u2605\u2605<\/td>\n<td>Heavy<\/td>\n<td>Residential buildings, villas, commercial buildings<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/instrava.com\/customized-wall-panels-supplier\/\"><strong>WPC Wall Panels<\/strong><\/a><\/td>\n<td>Wood fiber\/wood flour + plastic + additives<\/td>\n<td>Water-resistant, rot-resistant, low maintenance, wood-like appearance<\/td>\n<td>\u2605\u2605\u2605\u2605<\/td>\n<td>Depends on formulation<\/td>\n<td>Moyen<\/td>\n<td>Villas, balconies, gardens, commercial buildings<\/td>\n<\/tr>\n<tr>\n<td><strong>PVC Exterior Wall Panels<\/strong><\/td>\n<td>Polyvinyl chloride (PVC)<\/td>\n<td>Low cost, lightweight, waterproof, easy to install<\/td>\n<td>\u2605\u2605\u2605\u2605<\/td>\n<td>Fire-retardant grade should be considered<\/td>\n<td>Light<\/td>\n<td>Residential buildings, renovation projects, low-rise buildings<\/td>\n<\/tr>\n<tr>\n<td><strong>ASA\/PVC Co-Extruded Wall Panels<\/strong><\/td>\n<td>PVC substrate + ASA weather-resistant layer<\/td>\n<td>Better weather resistance than standard PVC, good color stability<\/td>\n<td>\u2605\u2605\u2605\u2605\u2605<\/td>\n<td>Depends on product<\/td>\n<td>Light<\/td>\n<td>Residential buildings, villas, outdoor buildings<\/td>\n<\/tr>\n<tr>\n<td><strong>Natural Stone Wall Panels<\/strong><\/td>\n<td>Granite, marble, sandstone, etc.<\/td>\n<td>Premium appearance, high durability, natural textures<\/td>\n<td>\u2605\u2605\u2605\u2605\u2605<\/td>\n<td>\u2605\u2605\u2605\u2605\u2605<\/td>\n<td>Very heavy<\/td>\n<td>Luxury residences, hotels, commercial buildings<\/td>\n<\/tr>\n<tr>\n<td><strong>Artificial Stone Wall Panels<\/strong><\/td>\n<td>Cement, resin, stone powder, etc.<\/td>\n<td>Stone-like appearance with reduced weight and cost compared with natural stone<\/td>\n<td>\u2605\u2605\u2605\u2605<\/td>\n<td>Depends on material<\/td>\n<td>Moyen<\/td>\n<td>Villas, residential buildings, commercial buildings<\/td>\n<\/tr>\n<tr>\n<td><strong>Ceramic \/ Terracotta Panels<\/strong><\/td>\n<td>Terracotta, clay, mineral materials<\/td>\n<td>Weather-resistant, corrosion-resistant, color-stable, attractive appearance<\/td>\n<td>\u2605\u2605\u2605\u2605\u2605<\/td>\n<td>\u2605\u2605\u2605\u2605\u2605<\/td>\n<td>Moyen<\/td>\n<td>Curtain walls, public buildings, commercial buildings<\/td>\n<\/tr>\n<tr>\n<td><strong>Sintered Stone Panels<\/strong><\/td>\n<td>Natural minerals, quartz, feldspar, etc., sintered at high temperature<\/td>\n<td>High hardness, weather resistance, stain resistance, fire resistance<\/td>\n<td>\u2605\u2605\u2605\u2605\u2605<\/td>\n<td>\u2605\u2605\u2605\u2605\u2605<\/td>\n<td>Heavy<\/td>\n<td>Exterior walls, high-end residences, commercial buildings<\/td>\n<\/tr>\n<tr>\n<td><strong>HPL Exterior Wall Panels<\/strong><\/td>\n<td>Wood fiber\/paper + thermosetting resin<\/td>\n<td>High strength, impact resistance, wide range of colors and textures<\/td>\n<td>\u2605\u2605\u2605\u2605<\/td>\n<td>Depends on grade<\/td>\n<td>Moyen<\/td>\n<td>Commercial buildings, residential buildings, schools<\/td>\n<\/tr>\n<tr>\n<td><strong>Rock Wool Sandwich Panels<\/strong><\/td>\n<td>Metal sheets + rock wool core<\/td>\n<td>Excellent insulation, thermal performance and fire resistance<\/td>\n<td>\u2605\u2605\u2605\u2605<\/td>\n<td>\u2605\u2605\u2605\u2605\u2605<\/td>\n<td>Moyen<\/td>\n<td>Factories, warehouses, industrial buildings<\/td>\n<\/tr>\n<tr>\n<td><strong>Polyurethane Sandwich Panels<\/strong><\/td>\n<td>Metal sheets + PU\/PIR core<\/td>\n<td>Good thermal insulation, lightweight, fast installation<\/td>\n<td>\u2605\u2605\u2605\u2605<\/td>\n<td>Depends on core material and construction<\/td>\n<td>Light<\/td>\n<td>Factories, cold storage, warehouses<\/td>\n<\/tr>\n<tr>\n<td><strong>EPS Decorative Wall Panels<\/strong><\/td>\n<td>EPS foam + cement\/polymer protective layer<\/td>\n<td>Very lightweight, thermal insulation, easy to form decorative profiles<\/td>\n<td>\u2605\u2605\u2605<\/td>\n<td>Fire rating should be considered<\/td>\n<td>Very light<\/td>\n<td>Villas, exterior insulation systems, decorative facades<\/td>\n<\/tr>\n<tr>\n<td><strong>GRC Wall Panels<\/strong><\/td>\n<td>Glass fiber + cement-based materials<\/td>\n<td>High strength, suitable for complex shapes and decorative designs<\/td>\n<td>\u2605\u2605\u2605\u2605<\/td>\n<td>\u2605\u2605\u2605\u2605\u2605<\/td>\n<td>Heavy<\/td>\n<td>Building facades, decorative architectural elements<\/td>\n<\/tr>\n<tr>\n<td><strong>Stone Plastic Composite (SPC) Wall Panels<\/strong><\/td>\n<td>PVC + stone powder\/calcium carbonate, etc.<\/td>\n<td>Waterproof, corrosion-resistant, dimensionally stable, various textures<\/td>\n<td>\u2605\u2605\u2605\u2605<\/td>\n<td>Depends on formulation and grade<\/td>\n<td>Moyen<\/td>\n<td>Residential buildings, commercial buildings, outdoor decoration<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/instrava.com\/customized-wall-panels-supplier\/\"><strong>Bamboo Wood-Fiber Wall Panels<\/strong><\/a><\/td>\n<td>Bamboo\/wood fiber + PVC, etc.<\/td>\n<td>Lightweight, water-resistant, decorative, easy to install<\/td>\n<td>\u2605\u2605\u2605\u2605<\/td>\n<td>Fire-retardant grade should be considered<\/td>\n<td>Light<\/td>\n<td>Residential buildings, villas, commercial decoration<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<h3>Material-Based Classification<\/h3>\n<div class=\"table-responsive\"><table>\n<thead>\n<tr>\n<th>Material System<\/th>\n<th>Representative Products<\/th>\n<th>Main Advantages<\/th>\n<th>Points cl\u00e9s \u00e0 prendre en consid\u00e9ration<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>M\u00e9tal<\/strong><\/td>\n<td>Aluminum panels, aluminum composite panels, steel panels<\/td>\n<td>Lightweight, high strength, weather-resistant, fire-resistant<\/td>\n<td>Corrosion, thermal expansion, surface coating<\/td>\n<\/tr>\n<tr>\n<td><strong>Cement-Based<\/strong><\/td>\n<td>Fiber cement panels, GRC panels<\/td>\n<td>Fire-resistant, durable, dimensionally stable<\/td>\n<td>Relatively heavy, transportation and installation<\/td>\n<\/tr>\n<tr>\n<td><strong>Plastic \/ Composite<\/strong><\/td>\n<td>PVC, WPC, ASA\/PVC, SPC<\/td>\n<td>Lightweight, waterproof, easy to process<\/td>\n<td>UV aging, fire performance, long-term color stability<\/td>\n<\/tr>\n<tr>\n<td><strong>Natural Stone<\/strong><\/td>\n<td>Granite, marble, sandstone<\/td>\n<td>Premium appearance, high durability, natural texture<\/td>\n<td>Heavy weight, cost, structural installation<\/td>\n<\/tr>\n<tr>\n<td><strong>Ceramic \/ Mineral<\/strong><\/td>\n<td>Terracotta panels, sintered stone panels<\/td>\n<td>Weather-resistant, fire-resistant, stain-resistant<\/td>\n<td>Weight, processing and installation<\/td>\n<\/tr>\n<tr>\n<td><strong>Wood<\/strong><\/td>\n<td>Treated wood, thermally modified wood, carbonized wood, bamboo<\/td>\n<td>Natural appearance, warm visual effect, decorative<\/td>\n<td>Rot resistance, moisture absorption, maintenance<\/td>\n<\/tr>\n<tr>\n<td><strong>Sandwich Panels<\/strong><\/td>\n<td>Rock wool, PU, PIR, EPS sandwich panels<\/td>\n<td>Thermal insulation, lightweight, fast installation<\/td>\n<td>Fire rating, core material performance<\/td>\n<\/tr>\n<tr>\n<td><strong>HPL<\/strong><\/td>\n<td>Exterior HPL panels<\/td>\n<td>Wide range of colors, impact resistance, design flexibility<\/td>\n<td>Fire rating, edge waterproofing<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>When exposed to outdoor environments or intense sunlight, wall panels\u2014particularly composite panels containing polymer resins (such as PVC, PP, or PE) and wood or bamboo flour\u2014are highly susceptible to photo-oxidative degradation caused by ultraviolet (UV) radiation. This leads to aging phenomena such as fading, yellowing, surface chalking, embrittlement, and cracking. Consequently, wall panels require their&#8230;<\/p>","protected":false},"author":1,"featured_media":41170,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[2348],"tags":[],"class_list":["post-41166","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-wall-panel"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Do Wall Panels Need &quot;Sunscreen&quot; Too? - Instrava<\/title>\n<meta name=\"description\" content=\"Need procurement outdoor wall panels? 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