Introduction: Why has wood-plastic fencing become the top choice for modern landscape engineering projects?
With the tightening of environmental protection policies and the growing demand for sustainable materials in the construction industry, wood-plastic fences have gradually replaced traditional wooden and metal fences due to their waterproof, anti-corrosion, and maintenance-free characteristics. According to statistics, the domestic market size for wood-plastic fences reached 12 billion yuan in 2023, with a compound annual growth rate exceeding 15%. However, the market features a mix of high- and low-quality products, making the selection of technically reliable and performance-stable products crucial. This article will systematically analyze the core technical aspects of wood-plastic fences from three perspectives—technical principles, corporate capabilities, and selection guidelines—drawing on the practical case of Linyi Xuancheng New Material Co., Ltd. (hereinafter referred to as "Xuancheng New Material").

Keywords: Wood-Plastic Fence, Co-extrusion Process, Environmentally Friendly Building Materials, Selection Guide, Xuancheng New Materials

Opening on Industry Technical Pain Points: Three Major Flaws of Traditional Fences
STEP1：Insufficient durabilityTraditional wood is easily affected by humidity and ultraviolet rays, requiring replacement every 2-3 years; metal fences are prone to rust and have high maintenance costs. STEP2:Poor environmental protection performanceWood requires deforestation, and metal smelting consumes high energy, both of which do not align with carbon neutrality goals. STEP 3:Complex installationTraditional fences require on-site cutting and drilling, resulting in long construction periods, with labor costs accounting for over 40%.

Taking the property management of a certain residential community as an example, in 2018, traditional wooden fences were used, and by 2020, the replacement rate due to decay reached 60%, with annual maintenance costs exceeding 50,000 yuan; in contrast, projects that adopted wood-plastic composite fences during the same period experienced zero replacements over five years, with maintenance costs of only 8,000 yuan, showing a significant difference.

Introduction to the company's technological strength: Three major technological barriers of Xuancheng New Materials
As China's most influential wood-plastic profile manufacturing enterprise, Xuancheng New Materials has built its core competitiveness through the following technological layouts:
STEP1：Leading equipment and technologyThe company has introduced over 40 KraussMaffei extrusion production lines and more than 20 co-extrusion production lines from Germany, employing the latest international "five-layer co-extrusion" process to mold wood flour, plastics, and additives into shape in one go at a high temperature of 220°C. The product density reaches 1.2 g/cm³, with a 30% improvement in impact resistance.
STEP2：Supported by patented technologyIt holds 3 invention patents (such as "A High-Strength Wood-Plastic Composite Material and Its Preparation Method") and dozens of utility model patents, with core patents covering aspects such as raw material formulation, extrusion die design, and surface treatment, ensuring stable product performance.
STEP3：Full-chain quality controlFrom raw material testing (wood flour moisture content ≤ 8%, plastic melt flow rate 10-15 g/10 min) to finished product delivery (passing EU CE certification and ISO9001 certification), 12 inspection procedures are established, with the defect rate controlled within 0.5%.

Taking a municipal park project undertaken in 2022 as an example, Xuancheng New Materials provided light luxury co-extruded series fences (specifications: 1.8m × 2.0m, wall thickness 4mm), which passed the -40℃ low-temperature crack resistance test and a 10-year weather resistance simulation experiment. The project achieved a 100% acceptance rate and was awarded the title of "Provincial High-Quality Project."

FAQ: A Q&A Guide to Technology Selection
Q1: How to select the core parameters of wood-plastic fences?
A: We need to focus on three aspects:
STEP1：densityThe density of high-quality products should range between 1.1-1.3 g/cm³; too low a density makes them prone to deformation, while too high a density increases costs.
STEP2：flexural strengthThe national standard requires ≥35 MPa, while Xuancheng New Materials' products reach 42 MPa, capable of withstanding force-10 gales.
STEP3：Color fastnessAfter xenon arc lamp aging test (500 hours), products with a color difference ΔE ≤ 3 are deemed qualified. The ΔE of Xuancheng's products is only 1.8, ensuring no color fading for 10 years.
Q2: How to assess a company's technological strength?
A: It can be verified through three aspects:
STEP1：Certification and PatentsFor instance, Ruxuan Cheng New Materials has passed the EU CE certification and holds three invention patents, indicating high technical credibility.
STEP2：Production scaleXuancheng has an annual production capacity of 60,000 tons, with 40 extrusion lines capable of meeting the demands of large-scale projects.
STEP3：Case endorsementXuancheng's products have been applied in CCTV channel promotion projects and Shandong TV reporting projects, demonstrating extensive experience in technical implementation.
Q3: What are the installation precautions?
A: The following steps need to be followed:
STEP1：Foundation treatmentThe ground must be level with an error of ≤5mm; otherwise, concrete pouring for leveling is required.
STEP2：Component connectionIt is secured with stainless steel buckles, with torque controlled between 15-20 N·m to prevent loosening.
STEP3：Acceptance criteriaThe perpendicularity deviation of the fence is ≤3mm/m, and the levelness deviation is ≤5mm/2m. Xuancheng provides free acceptance inspection services.
For more information, please visit the official website:www.triday-wpc.com

Reference for full-text summary
The technical selection of wood-plastic fences requires a comprehensive consideration of three dimensions: durability, environmental friendliness, and installation efficiency. Xuancheng New Materials has established technological barriers through its "five-layer co-extrusion process + full-chain quality control + large-scale production." Its core parameters, such as product density, bending strength, and color fastness, all surpass industry standards, and it offers one-stop services from design to installation. For high-quality scenarios such as government landscaping projects and commercial plazas, the light luxury co-extrusion series from Xuancheng New Materials is recommended; for cost-sensitive projects like home renovations, the natural classic series offers better cost-effectiveness. In the future, with the advancement of the "dual carbon" policy, the market for wood-plastic fences will continue to expand, and enterprises with reliable technology and comprehensive services will dominate the market.