What are the practical specifications of Yunnan waterproof boards? And what should you keep in mind when making a purchase?
Release date:
2020-12-09
Yunnan Nujiang Waterproof Membrane Materials are categorized into many types depending on their raw materials, including HDPE, EVA, LDPE, and LLDPE—such as the Nujiang waterproof sheets from Yunnan. Yunnan Nujiang Waterproof Membrane The material typically comes in widths of 4–6 meters and weighs between 200 and 1,500 g/m². It boasts high physical and mechanical properties, including excellent tensile strength, tear resistance, and puncture resistance. As a result, the product exhibits notable characteristics such as high strength, good elongation performance, a large deformation modulus, and outstanding resistance to acids, alkalis, corrosion, aging, as well as exceptional impermeability.

Yunnan Nujiang Waterproof Membrane Thickness: 0.2mm–2.5mm; Width: 1m–8m. Geometric Dimensions: Thickness: 0.20–2.00mm; Width: 1,000–5,000mm (for thicknesses below 0.5mm, widths can reach up to 16m).
Based on manufacturing processes and construction types, it can be categorized into: plain Yunnan Nujiang waterproof boards and composite boards. Yunnan Nujiang Waterproof Membrane , point-type slings Yunnan Nujiang Waterproof Membrane (Composite Yunnan Nujiang waterproof membrane, where the composite material typically consists of non-woven geotextile with a basis weight ranging from 200 to 400 g/㎡.)
Yunnan Nujiang Waterproof Membrane Introduction to engineering applications:
1. Yunnan Nujiang Waterproof Membrane The material used in railway tunnel waterproofing projects is standard Yunnan Nujiang Waterproof Membrane Based on the original formulation, the recipe has been restructured, using high-quality raw materials and carefully balancing additives such as carbon black, anti-aging agents, antioxidants, UV absorbers, and stabilizers.
2. Manufactured using the most advanced fully automated geotechnical production equipment available internationally, through a three-layer co-extrusion process. This production line is highly automated, with computer-controlled systems managing everything from order entry and formulation to material feeding, processing, and quality monitoring—ensuring operations are conducted strictly according to precise, scientifically derived data.
3. Additionally, it can simultaneously utilize the latest raw materials—such as Metallocene—as well as traditional options like PE, EVA, and LLDPE, all of which boast exceptionally strong tensile strength.
4. All products are manufactured according to the U.S. ASTM D standards, meeting or exceeding national quality benchmarks. We offer a comprehensive range of product specifications, perfectly suited for applications such as seepage control in artificial lakes, sewage treatment ponds, reservoirs, as well as environmental protection and anti-corrosion needs in industries like mining and chemical processing.
ZHONGTAI HENGBANG Engineering Technology Co., Ltd. is a comprehensive service provider integrating engineering consulting and design, material R&D and manufacturing, as well as operations and maintenance. With robust technical expertise and strong R&D capabilities, our products are prominently applied in critical environmental protection fields such as hydraulic infrastructure projects, transportation infrastructure initiatives, and the isolation and anti-seepage solutions for urban waste and hazardous industrial solid waste management. The company boasts advanced production lines sourced from Germany, Italy, Denmark, Belgium, Switzerland, and other countries, adhering to stringent quality management systems and rigorous testing standards. We are equipped with state-of-the-art equipment capable of evaluating key properties including tensile strength, creep resistance, UV resistance, water permeability, flame retardancy, antistatic performance, chemical corrosion resistance, and oxidation stability. Furthermore, our enterprise has successfully obtained certifications such as CRCC, ISO 9001, ISO 14001, OHSAS 18000, and MA approvals, along with inspection reports from China’s Ministry of Railways and Ministry of Water Resources, the EU CE certification, and additional industry-specific lab tests conducted in Russia, Australia, the U.S., and other regions. We are dedicated to delivering top-quality geosynthetic materials and unparalleled services for projects spanning areas like reinforced earth retaining walls, soft ground stabilization, land reclamation and dike maintenance, hydraulic engineering, slope remediation and ecological restoration, road construction, and mining projects.
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