What are the stiffness, density and heat aging properties of geomembrane?

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What is the stiffness of geomembrane？ The stiffness of geomembranes is usually described by stiffness index or deflection. Stiffness index is a quantitative parameter of bending stiffness of a material under certain conditions, usually expressed in K value, and the unit is m⁴/N. Deflection refers to the degree to which a material bends when an […]

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What are the indicators of geomembrane production

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The production indicators of geomembrane usually include the following aspects: Thickness: The thickness of the geomembrane refers to its thickness on the horizontal plane, generally in millimeters (mm) as the unit. According to different engineering requirements, the thickness of the geomembrane can vary. Tensile strength: The tensile strength of a geomembrane refers to the maximum

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Three knowledge points of hdpe geomembrane

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HDPE geomembrane is mainly used in the following aspects: Anti-infiltration: As a waterproof layer, HDPE geomembrane can effectively prevent the infiltration of water, liquid or gas. It can be used in various civil engineering projects, such as water conservancy projects, sewage treatment plants, landfills, etc., to isolate groundwater and surface soil. Isolation protection: Geomembranes can

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Which is better, geomembrane or concrete?

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Which is better, geomembrane or concrete? Geomembranes and concrete have different characteristics and advantages in different application scenarios. It is impossible to simply say which one is better, but a choice needs to be made according to specific usage requirements. Here are their main features: Geomembrane: Anti-permeability: Geomembrane can effectively prevent the penetration of water,

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Three characteristics of LDPE geomembrane

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Geomembrane is a material used in soil protection and earthworks, also known as geosynthetics or geosynthetics. It is usually made of high molecular materials such as polyethylene (PE) or polypropylene (PP), and has good permeability resistance, chemical corrosion resistance and aging resistance. What are the types of geomembranes? There are many types of geomembranes, mainly

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The difference between rigid and flexible geomembranes

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Geomembrane is a material used in soil protection and earthworks, also known as geosynthetics or geosynthetics. It is usually made of high molecular materials such as polyethylene (PE) or polypropylene (PP), and has good permeability resistance, chemical corrosion resistance and aging resistance. Rigid and flexible geomembranes are two common types of geomembranes, which differ in

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Is it better to have a higher density of geomembrane?

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Is it better to have a higher density of geomembrane? Geomembrane is a material used in soil protection and earthworks, also known as geosynthetics or geosynthetics. It is usually made of high molecular materials such as polyethylene (PE) or polypropylene (PP), and has good permeability resistance, chemical corrosion resistance and aging resistance. The density of

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4 kinds of quality inspection tests for hdpe geomembrane

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Manufacturing and testing of HDPE geomembrane products should be the latest version and revised in accordance with the following standards or equivalent and compared to a higher standard, if not in China, please examine according to the origin of the inspection standard. Tensile test of geomembrane Sample Preparation: Cut representative specimens, usually rectangular in shape,

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7 performance requirements of hdpe geomembrane liners

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Introduction of Geomembrane Welding Machine Geomembrane welding machine is a kind of equipment specially used for connecting and welding geomembrane materials. It usually uses heat fusion or high frequency vibration to heat two pieces of geomembrane through heat fusion or high frequency vibration, so that they can fuse with each other under a certain temperature

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