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Sewing requirements for geotextile bags All stitching must be continuous, eg spot stitching is not permitted. Geotextiles must overlap a minimum of 150mm before overlapping. The minimum stitch distance from the selvage (the exposed edge of the material) is at least 25mm. The seamed geotextile seams include one row of seams and chain seams. The […]
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What are the standards for geomembrane product specifications? Thickness: The commonly used thickness is generally from 0.3 mm to 3 mm, and above 0.8 mm, it can also be called waterproof board. The commonly used waterproof board is EVA waterproof board, which is mainly used in tunnel engineering. Width: Common specifications are 1 meter to
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What are the types of geotextiles? According to different raw materials, geotextiles can be divided into polyester geotextiles, polypropylene geotextiles, vinylon geotextiles, etc. According to their different indicators, they can be divided into short-filament geotextiles, filament geotextiles, polypropylene geotextiles, woven fabrics, woven fabrics, etc. According to their different production processes, they can be divided into
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What is the production process of geomembrane? Raw material preparation: select high-density polyethylene (HDPE) or linear low-density polyethylene (LLDPE) as the raw material, and send it into the extruder after screening, cleaning, drying and other treatments. Extrusion molding: The pretreated raw materials are fed into the extruder, heated and melted, and extruded from the head
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Filaments and short filaments of geotextiles refer to the length of fiber filaments used in geotextiles. They differ in the performance and application of geotextiles. The difference between filament and short filament of geotextile Filament geotextiles: Filament geotextiles refer to geotextiles with long filaments. Usually, the filament length of filament geotextiles is between tens of
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What width to choose for geomembrane? The selected width of the geomembrane depends on the design requirements of the tailings pond and the specific application scenario. Generally speaking, the selected width of the geomembrane should meet the following considerations: Design requirements: Determine the width of the geomembrane according to the specifications and requirements for tailings
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Does the tailings pond need geotextiles? In the construction of tailings ponds, the use of geotextiles is relatively common and can play an important role in some specific situations. Here are some situations in which tailings ponds may warrant consideration for geotextiles: Prevention of Infiltration and Filtration: Tailings may contain fine particles and interstices, and
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Why does tailings pond project need geomembrane? In the construction of tailings ponds, it is usually necessary to consider the use of geomembranes to meet specific environmental and protection requirements. The following are some common situations where geomembranes may need to be applied to tailings storage: Anti-seepage barrier: Tailings contain hazardous substances and chemicals that
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Does road paving need geotextiles? Geotextiles (also known as geotextiles) are sometimes used as an auxiliary material during road paving. Geotextile is a textile material with tensile strength and anti-permeability properties, which is used to enhance the stability of soil and prevent soil erosion. Here are some common uses of geotextiles in road paving: 1.
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Can geomembrane raise fish? In fish pond farming and aquaculture, geomembranes are often used as a waterproof and leak-proof layer to keep water from fish ponds or ponds from leaking into the surrounding soil. Using geomembrane as a waterproof layer can effectively prevent water waste and soil erosion. When raising fish, geomembranes are usually laid
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