Bentonite Waterproof Blanket for Tunnel

• Customization: Available
• After-sales Service: Installation Guidance
• Warranty: 10 Years
• Color: Grey as Customrized
• Certification: CE
• Feature: Corrosion Resistant, Oxidation Resistance, Wear-resistant
• Usage: Insulation, Waterproof, Water Filter
• Material: Natural Sodium, Geotextile, HDPE Geomembrane
• Kind: Geosynthetic Clay Liner
• Swelling Index: 24ml/2g Min
• Tensile Strength: Above 600n/100mm
• Filtration Loss: 18ml Max
• Other Surface: Smooth Textured
• Weight: 4000g~6500G/M2
• Length: 30m~50m/Roll
• Width: 2m-7m
• Transport Package: Inner Pipe + Outside Woven Bag or Film
• Specification: GCL-NP GCL-OF GCL-AH
• Trademark: HongLi
• Origin: Shandong, China
• HS Code: 6815999000
• Production Capacity: 50000sqm/Per Day Depends on The Specification

Product Description

Inspection Item	Testing Procedure	Technical Index
Bentonite mass for unit area	ASTMD5993	≥5.5kg/m^2
Expansion coefficient	ASTMD5890	≥ 25mL/2g
Low temperature ductility	ASTMD5898	No impact at -35°C
Thickness	ASTMD5892	≥6.4mm
Tensile strength	ASTMD4632	≥540N
Peel strength of concrete face	ASTMD4632	≥3.0 KN/ m^2
Peel strength	ASTMD4632	≥68N
Indicated flow	ASTMD5887	≤1 × 10-8m^3/m^2/sec
Hydrostatic pressure resistance	ASTMD5888	≥70
Permeability	ASTMD5887	≤5 × 10-12cm/sec
Extension rate	ASTMD5896	≥20
Puncture strength	ASTMD5894	≥635N

Product Features
   1. Improved leakage performance
    2. Permanent waterproof performance
    3. Simple construction and short time limit for a project.
    4. Not influenced by air temperature.
    5. A kind of green material and good to environmental protection.
    6. More versatile than compacted clay 
    7. Increased airspace and liner efficiency 
Application

·      Landfills	·      Mud Pits
·      Lagoons	·      Canals
·      Bund Lining	·      Tank Lining
·      Fish Farm Lining	·      Roof Lining
·      Waste Water Pits	·      Ponds and Reservoirs
·      Dams	·      Floating Covers
·      Vertical Cutoff Walls	·      Hydraulic Structure
·      Basement Lining	·      Drip Irrigation Ponds

Packaging Details

Packaging Details:	Items per Carton: in rolls  Package Size per Unit: 600X40X40 CM  Gross Weight per Unit: 576.00 KG / Square Meter  Package Type: by black woven geotextile Inner Pipe + Outside Woven Bag or Film
Delivery Detail:	15 days

Introduction to Dezhou Hongli Geomaterials Co., Ltd
    Dezhou Hongli Geotechnical Materials Co., Ltd. has many years of industry production experience and is a practice and participant in Chinese civil engineering factory materials. China is a leading producer of geotechnical materials in the world.
    We are located in Dezhou City, Shandong Province and are renowned for the high-quality and diverse geotechnical materials we use in our products.
    Our company has become a leader in the manufacturing and supply of geotechnical materials. We produce a series of geotextiles, geomembranes, geonets, geogrids, ecological bags, polyethylene sheets, and related products.

Our core products include:

    1. Short fiber needle punched nonwoven geotextile, filament spunbonded needle punched nonwoven geotextile, polypropylene high-strength geotextile, filament woven geotextile, etc
    2. Smooth faced high-density polyethylene geomembrane for environmental protection, rough faced high-density polyethylene geomembrane for environmental protection (GH-2T1 GH-2T2), etc
    3. Composite geomembrane, three-dimensional geotechnical drainage network, bentonite waterproof blanket, ecological slope protection blanket, etc
    4. Single stretch plastic geogrid, biaxial stretch plastic geogrid, glass fiber geogrid, polyester polyester fiber geogrid, etc
    5. Geonet and 3D Geonet Cushion
    6. Drainage materials
We have an experienced production and R&D professional team

Our services
quality assurance
    1. Regularly or according to your requirements, we entrust national testing institutions to conduct quality inspections
    2. Strictly follow the ISO9001-2008 international quality system standard to monitor and manage the entire process of production, quality testing, and measurement to ensure product quality
    3. We provide refund, replacement, and repair services for construction delays or unqualified construction related to quality (excluding damage or losses caused by customer liability or uncontrollable natural disasters). We will respond to customer feedback on quality issues within 24 hours.

after-sale service
    1. In order to provide comprehensive technical support to customers, we will promptly provide technical and other relevant information as required.
    2.If necessary, we will assign professional technical personnel to the construction site to provide technical training to the construction personnel and provide technical guidance throughout the entire construction process.
    3. For damages caused by transportation and delivery, we will inspect them through the provided pictures and videos after receiving the complaint. If our responsibility is confirmed, we will provide free replacement.
    After the construction is completed, according to your requirements, our technical personnel can participate in the final acceptance

Our abilities
      Our company is a comprehensive trading company that integrates design, production, and sales, with its own factories and cooperative factories. You will also find our prices very competitive.
    All products are produced in accordance with the requirements of the national quality system, and have been sampled and accepted by the national and provincial technical supervision departments, all of which meet national standards

international partnerships
    We export various geotechnical materials and other products to various parts of the world. With excellent quality and service, our products are exported to the United States, Japan, Europe, Australia, North America, South America, and Southeast Asia.

Industry certification
    Quality is the core of our work. We focus on creating high-quality products and processes, and providing excellent customer service. Therefore, our company has passed ISO9001 and ISO14001 certifications.

    The company adheres to the policy of "pursuing excellence, integrity and innovation, and win-win cooperation", conforms to popular trends, responds quickly, and continuously provides products with higher quality and more competitive prices, winning unanimous praise from customers.
Work with us
    If you are interested in a wider range of our geotechnical materials and other products, please contact one of our representatives today to discuss your requirements.
    We welcome the establishment of new partnerships with businesses around the world.