Explore our premier engineered building materials built for extreme weather tolerance, acoustic absorption, and structural endurance.
Linyi Rich New Materials Co., Ltd. is a modernized industrial and trading company integrating research & development, production, and sales. Dedicated to the manufacturing and technological innovation of eco-friendly building materials, our corporate headquarters and intelligent mega-factory are located in Linyi City, Shandong Province. With a state-of-the-art production base spanning 100,000 square meters and employing over 300 senior technicians, we stand as an authoritative global OEM/ODM manufacturer for composite decking (Terrasse En WPC), interior/exterior wall cladding, and acoustic systems.
Our automated production lines utilize polymer micro-foaming technology, co-extrusion capping systems, and precise stone-plastic formulations to deliver unrivaled material consistency.
Features 120 fully automated production lines with an annual capacity of approximately 12 million square meters. Combines wood-like aesthetics with eco-friendly characteristics, widely applied in architectural facades and interior partitions.
Operates 4 high-precision production lines yielding 3 million square meters annually. Utilizing a dense stone-plastic composite matrix, it offers complete waterproofing, high abrasion resistance, and zero-formaldehyde emission profiles.
Utilizes 40 customized co-extrusion production lines with an annual output of 2 million square meters. Specially formulated for severe freeze-thaw cycles, high humidity, and intense UV exposures across European and North American markets.
12 UV-curing lines yielding 6 million square meters annually in dust-free cleanrooms, plus 6 specialized carbon fiber composite lines equipped with CNC precision grooving machines for custom architectural designs.
Integrated precision acoustic slotting and PET felt lamination equipment. Offers tailored Sound Absorption Coefficients (NRC up to 0.85) for luxury commercial acoustics and architectural interiors.
Comprises 6 polystyrene extrusion lines supported by over 200 custom molds, alongside ultra-lightweight flexible mineral soft stone veneer solutions for exterior high-rise retrofits.
Understanding why European and global developers are transitioning from traditional tropical hardwoods (Ipe, Teak) to 2nd & 3rd Generation Co-extruded Wood-Plastic Composites.
The demand for Terrasse En WPC (Wood-Plastic Composite Terrace Decking) has experienced an exponential upward trajectory across France, Germany, Benelux, and North America. Traditional timber decks suffer from biological decay, moisture absorption leading to warping, high lifecycle maintenance costs (staining, sealing), and environmental degradation.
Modern 3rd-Generation Co-extruded WPC features an advanced outer shield—a 360-degree polymer shell made from modified high-density polyethylene (HDPE) and specialized UV inhibitors. This shell encapsulates the inner core (60% refined wood fiber, 30% recycled HDPE, 10% non-toxic additives), achieving near-zero water absorption (<0.5%) and preventing surface splintering, mildew formation, and micro-cracking.
| Performance Metric | Terrasse En WPC (Co-extruded) | Natural Hardwood (Ipe/Teak) |
|---|---|---|
| Moisture Absorption | < 0.5% (Impermeable) | 15% - 25% (High warping risk) |
| Maintenance Needs | Zero staining; Soap & water clean | Annual sanding, oiling, sealing |
| Slip Resistance (DIN 51130) | Class R11 / R12 (High Wet Grip) | Class R9 (Slippery when wet) |
| Fire Resistance (EN 13501-1) | Bfl-s1 / Cfl-s1 Compliant | Class D or lower (Combustible) |
| Lifespan Expectancy | 25 - 30+ Years | 10 - 15 Years (Requires care) |
A crucial engineering challenge in WPC terrace installations is the Coefficient of Linear Thermal Expansion (CLTE). Standard composites expand by up to 3mm to 5mm per linear meter under 40°C temperature shifts. Linyi Rich New Materials incorporates proprietary nano-calcium carbonate micro-fillers and crystalline nucleation agents into our HDPE matrix. This lowers our CLTE to < 0.035 mm/(m·°C), allowing tighter joint spacing, superior structural stability, and seamless clip-fastener integration without deck buckling.
Providing robust, predictable, and certified supply chain execution for multi-family residential developers, resort contractors, and international building materials distributors.
Tailored cross-sectional profiles (hollow round hole, hollow square hole, solid heavy-duty), custom grain embossing (3D deep wood texture, brushed, sanded), and Pantone-matched color formulations.
Every batch undergoes rigorous lab testing: static bending strength (MOR ≥ 25 MPa), flexural modulus (MOE ≥ 2500 MPa), boiled water immersion test for delamination, and Q-SUN accelerated weathering exposure.
Strategic factory location near Qingdao and Lianyungang ports allows streamlined FOB/CIF/DDP container load optimization, ensuring protective wooden pallet packaging and minimal transit damage.
Meeting rigorous global environmental and safety standards to guarantee hassle-free architectural compliance worldwide.
Fully tested against CE marking standards (EN 15534-1 / EN 15534-4) for wood-plastic composites. Compliant with EU REACH regulation (EC 1907/2006) ensuring total absence of heavy metals, phthalates, and hazardous volatile organic compounds (VOCs).
Evaluated under ASTM D7031, ASTM D7032 for flexural performance, span ratings, and fastener holding strength. Meets ASTM E84 Class B flame spread index for commercial outdoor assembly.
Sourced using 100% certified post-industrial recycled polymers and wood fiber derived from sustainable forest by-products (FSC principles compliant), actively contributing to LEED & BREEAM green building credits.
Investing in pioneering smart materials, bio-based resin systems, and thermal regulation technologies.
Integrating solar-reflective pigment technology into the co-extruded cap layer to reduce deck surface temperature by up to 8°C–12°C under direct summer sunlight, maximizing barefoot comfort.
Incorporating micro-encapsulated healing agents that re-seal surface micro-scratches caused by heavy furniture movement upon thermal exposure to sunlight.
Replacing traditional petroleum-based polyolefins with PLA and bio-polyethylene derived from agricultural waste, achieving a completely carbon-negative lifecycle for outdoor decks.
Expert technical answers addressing common engineering, procurement, and installation queries regarding WPC decking and wall panels.
Versatile application scenarios spanning residential terraces, commercial facades, acoustic spaces, and interior paneling.
Explore additional composite solutions, soundproofing panels, UV marble sheets, and flexible stone veneers.
Linyi Rich New Materials Co., Ltd. continues to expand production capacities, deepen industry-university-research collaborations, and drive sustainable innovation. Elevate your project with engineered WPC decking, wall paneling, and acoustic systems designed for lifetime performance.
Rich New Materials