Explore our top-tier precision-engineered composite wall systems, acoustic panels, and resilient architectural surfacing products.
Modernized Industrial Pioneer in Green Architectural & Composite Surfacing Technologies
Linyi Rich New Materials Co., Ltd. is a professional modernized industrial and trading enterprise integrating advanced research & development, ultra-precision extrusion manufacturing, and global supply chain management. Headquartered in Linyi City, Shandong Province—the logistics capital of Northern China—our intelligent manufacturing base spans over 100,000 square meters and empowers over 300 senior engineering technicians.
By merging timber matrix circular economics with high-polymer thermoplastic technology, we specialize in high-performance WPC Wall Board C variants, SPC rigid-core systems, carbon fiber composite panels, and multi-functional architectural acoustic wall profiles.
Deconstructing the structural polymer matrix, thermal performance, and dimensional stability of Grade-C WPC Composite Boards
In architectural specification nomenclature, WPC Wall Board C (Grade-C Wood-Plastic Composite Board) represents an advanced engineering class of interior and semi-exterior cladding panels designed to optimize tensile elasticity, flexural modulus, and anti-hydrolysis properties. Unlike low-grade composite materials that rely on recycled polyethylene (PE) fillers with volatile density variations, Grade-C WPC boards utilize a highly stabilized matrix comprising micro-milled hardwood flour (55-60%), virgin high-density polyvinyl chloride (PVC) or HDPE thermoplastic polymers (30-35%), and customized nano-chemical coupling agents (5-10%).
Employs an outer 360-degree fluorocarbon polymer cap layer that seals the internal composite core against moisture ingress, UV degradation, chemical abrasion, and localized impact.
Features a engineered micro-cellular density profile of 0.95 to 1.35 g/cm³, offering high acoustic absorption (NRC 0.65+) while maintaining easy lightweight field processing.
Formulated with non-halogenated antimony oxide and aluminum hydroxide flame retardants, passing strict EN 13501-1 fire safety certifications for public architecture.
Engineering Benchmark: WPC Wall Board C engineered by Linyi Rich New Materials undergoes dual-screw extrusion at 185°C to 210°C, ensuring complete cross-linking of silane coupling agents. This eliminates internal void formation and yields thermal expansion coefficients under 0.035 mm/(m·°C), ideal for wide-temperature commercial installations.
| Performance Metric | WPC Wall Board C (Rich Green) | Natural Solid Timber | Standard PVC Wall Panels | MDF / HDF Acoustic Boards |
|---|---|---|---|---|
| Density & Hardness | 0.95 - 1.35 g/cm³ (Shore D 75-82) | 0.55 - 0.75 g/cm³ | 0.45 - 0.60 g/cm³ | 0.70 - 0.85 g/cm³ |
| Water Absorption Rate (24h) | < 0.4% (Zero Swelling) | 18% - 35% (High Risk) | < 0.1% | 12% - 25% (Delamination Risk) |
| Fire Rating (EN 13501-1) | Class B-s1, d0 (Flame Retardant) | Class D / E (Combustible) | Class B-s2, d0 | Class C / D |
| Formaldehyde Emission | E0 Grade / Zero Formaldehyde | Varies (Depends on finish) | E0 Grade | E1 / E2 (Needs Sealing) |
| UV & Weather Resistance | Grade 4-5 (10,000h QUV Test) | Fades without re-staining | Yellows after long UV exposure | Indoor Only |
| Installation Efficiency | Interlocking Click / Tongue & Groove | Nailing, Sanding, Painting | Clip System | Adhesive & Framing |
Detailed Breakdown of Linyi Rich New Materials Co., Ltd.'s Specialized Production Division
Infrastructure: Features 120 fully automated production lines with an annual capacity of approximately 12 million square meters.
Combines rich wood-like aesthetic profiles with eco-friendly non-toxic characteristics. Extensively deployed in residential feature walls and commercial ceiling architectural baffles.
Infrastructure: Operates 4 high-precision continuous extrusion lines with an annual output of about 3 million square meters.
Utilizes a dense stone-plastic composite core, delivering 100% waterproofing, high wear resistance, zero formaldehyde, and superior acoustic sublayer backing.
Infrastructure: Utilizes 40 customized heavy-duty production lines producing 2 million square meters annually.
Specifically engineered for extreme thermal shifts (-40°C to +60°C), incorporating anti-fungal, anti-corrosion, and UV-stabilized polymer matrixes for North American and European markets.
Infrastructure: Supported by 12 customized lines operating within multiple dust-free automated UV coating workshops.
Annual output reaches 6 million square meters, producing ultra-high gloss, scratch-resistant marble and stone textures for luxury hospitality interior walls.
Infrastructure: Operates 6 high-tech lines yielding 1 million square meters per year.
Equipped with state-of-the-art multi-axis CNC engraving machinery allowing customized V-grooving, seamless corner bending, and high-impact commercial wall installations.
Infrastructure: Complete set of in-house slitting, acoustic pet-felt laminating, and 200+ specialized PS extrusion molds.
Enables fully customized DIY geometric slat patterns and NRC-rated sound dampening solutions for soundstages, modern living rooms, and corporate boardrooms.
Why Global Distributors and EPC Contractors Partner with Linyi Export Hubs
Located in Linyi City, Shandong Province—the largest wood processing and domestic logistics cluster in China—Linyi Rich New Materials benefits from hyper-localized access to premium wood fibers, high-grade PVC resin feedstock, and specialized non-toxic additives. This proximity reduces raw material transit costs by up to 14% compared to coastal non-cluster factories.
Our 120+ extrusion lines are fitted with online gravimetric feeding systems and laser wall-thickness sensors. This ensures that every shipment of WPC Wall Board C maintains a strict thickness tolerance within ±0.15 mm and zero shade variance across multi-container orders.
With seamless highway connection to Qingdao Port and Rizhao Port, container loading and customs clearance are streamlined. Standard 40ft HQ container orders are produced and dispatched within 10 to 14 business days, safeguarding project milestones for international importers.
Engineered for Versatility across High-Traffic Commercial, Residential, and Public Architecture
WPC Wall Board C offers rich textures matching natural walnut, teak, and linear fluted wood profiles. Ideal for hotel lobby backgrounds, luxury retail storefront cladding, and reception backdrop walls requiring high impact resistance and quick wet-cloth cleanability.
Traditional timber warps and molds in damp conditions. WPC Grade-C wall boards feature a 0.00% liquid water absorption core, making them perfect for spa walls, basement conversions, executive washrooms, and tropical climate interiors without fungal growth.
Integrated with acoustic PET felt backings or hollow fluted core designs, these panels reduce interior echo and reverberation in open-plan corporate offices, conference auditoriums, and recording studios while maintaining a modern geometric design aesthetic.
Custom outdoor WPC panels withstand extreme sun exposure, freezing cycles, and coastal salt spray. Used as architectural rainscreen cladding, decorative soffits, and exterior feature columns without requiring annual staining or painting.
Easy clip-on lock systems allow homeowners and interior decorators to execute quick DIY background wall renovations over existing drywall or concrete without wet plastering operations.
With anti-bacterial surface treatments and Zero-VOC off-gassing, Grade-C composite walls withstand heavy cart impacts in hospital corridors and school hallways while fulfilling rigid indoor air quality mandates.
Pioneering Next-Generation Eco-Friendly Smart Composite Surfacing Solutions
As global architecture accelerates toward Net-Zero Carbon Construction and strict ESG compliance, Linyi Rich New Materials Co., Ltd. is investing heavily in next-generation material science to push the performance boundary of WPC Wall Board C and associated building materials.
Transitioning from fossil-derived PVC/PE polymers to bio-attributed polyolefins derived from agricultural waste and organic side-streams, reducing product embedded carbon by up to 45% by 2027.
Integrating superhydrophobic titanium dioxide (TiO2) photocatalytic surface coatings that break down organic air pollutants and allow rain-washing maintenance on exterior WPC facades.
Establishing global take-back channels for off-cut trim and end-of-life WPC materials, re-processing post-consumer wall boards into high-density structural core substrates with 0% raw timber waste.
Explore our specialized wall cladding, ceiling profiles, flexible stone veneers, and acoustic solutions.
Factory-Direct Direct Supply Solutions for Architectural Distributors & Global Buyers
Expert Clarifications on WPC Board Manufacturing, Quality Standards, MOQ, and Direct Export Services
Grade-C WPC Wall Boards feature a specialized polymer formulation that combines virgin PVC/HDPE matrixes with micro-milled hardwood fibers at optimized cross-linking ratios. This grants Grade-C boards superior structural flexural strength, higher impact resistance, tighter tongue-and-groove tolerance, and enhanced flame retardancy (Class B1-s1,d0) compared to basic recycled WPC wall products.
Our standard MOQ for stock colors and standard profiles is 500 square meters. For custom OEM colors, specific wood-grain foil laminates, or custom length extrusions, the standard MOQ is one 20ft container (approx. 2,000 - 3,000 m² depending on board thickness). Production lead time is typically 10 to 14 business days.
Yes. The thermoplastic encapsulation process ensures that each wood fiber is entirely coated in non-porous polymer resin. Consequently, WPC Grade-C wall boards exhibit less than 0.4% water absorption, rendering them impervious to rot, swelling, mold, and mildew—even in high-humidity spaces such as bathrooms, basements, and tropical commercial venues.
Absolutely. We operate an in-house tooling division with over 200 extrusion molds and CNC engraving machines. We can manufacture customized profile shapes, semicircular flutes, acoustic slat widths, surface embossing textures, and private-label packaging to meet specific architectural project specifications.
Linyi Rich New Materials operates strictly under the ISO9001 Quality Management System. Our WPC and composite wall boards pass European CE safety standards, ASTM E84 flame spread tests, REACH chemical compliance, and formaldehyde emission testing (E0 grade / zero formaldehyde), ensuring full compliance with European and North American building codes.
Installation is fast and cost-effective. Panels feature interlocking tongue-and-groove edges. They can be direct-adhered to flat drywall/concrete walls using heavy-duty polyurethane construction adhesive, or fastened with hidden stainless steel clips onto aluminum/WPC furring strips for uneven walls or when concealing electrical conduit.
Rich New Materials