HDPE textured Geomembrane

HDPE textured Geomembrane

HDPE roughened geomembrane is a high-performance anti-seepage material made from high-quality virgin high-density polyethylene resin, using a special co-extrusion blow molding or roll-forming process to create a uniformly roughened surface.

// Product  Description //

HDPE roughened geomembrane is a high-performance anti-seepage material made from high-quality virgin high-density polyethylene resin, using a special co-extrusion blow molding or roll-forming process to create a uniformly roughened surface. Its unique single- or double-sided roughened surface significantly enhances the interfacial friction coefficient between the geotextile, soil, or gravel. It is designed for demanding engineering environments requiring extremely high anti-seepage performance and excellent slope stability.

Key Features and Benefits

  • Excellent Anti-Slip Stability: The roughened surface creates an excellent friction interface, effectively preventing the cover material from slipping on steep slopes, ensuring the long-term stability and safety of the entire liner system.

  • Excellent Anti-Seepage Performance: Inheriting the inherent low permeability of HDPE, its permeability coefficient is extremely low (≤10⁻¹³ m/s), forming a strong and durable fluid barrier that effectively blocks the migration of pollutants, liquids, and gases.

  • Excellent Physical and Chemical Durability: It exhibits extremely high tensile strength, tear resistance, and puncture resistance. It also offers exceptional chemical resistance, resisting corrosion from most acids, alkalis, salts, and organic solvents, making it suitable for harsh landfill and industrial environments.

  • Excellent UV and aging resistance: The addition of high-quality carbon black and antioxidants provides strong UV resistance, maintaining long-lasting material performance and service life even under outdoor exposure.

  • Strong environmental stress cracking resistance: High-quality HDPE raw materials ensure excellent resistance to environmental stress cracking, maintaining structural integrity even under long-term loads.


PropertyUnitValue

1.00mm1.25 mm1.50 mm2.00 mm
Asperity Heightmm0.25
Densityg/cm30.939
Strength at YieldN/MM15182229
Strength at BreakN/MM10131621
Elongation at Yield%12
Elongation at Break%100
Tear ResistanceN125156187249
Puncture ResistanceN267333400534
Stress Crack ResistanceHour300
Carbon Black

Carbon Black Content(range)%2.0~3.0
Carbon Black Dispersion
Carbon black dispersion for 10 different views: at least 9 in Categories 1 or 2,less than 1 in Categories 3
Oxidative Induction Time(OIT)

Standard OITmin100
High pressure OITmin400
Oven Aging at 85℃(min ava.)

Standard OIT% retained after 90 days,or%55
High pressure OIT% retained after 90 days%80
UV Resistance

Standard OIT% retained after 1600 hrs,or%50
High pressure OIT% retained after 1600 hrs%50
-70℃ Low temperature brittleness properties
Pass
Water vapor permeabilityg.cm(cm2.s.Pa)≤1.0*10-13
Dimensional Stability%±2


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We are committed to providing domestic and international clients with one-stop geosynthetic solutions, meeting the demand for high-performance materials across various industries.

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