HENGYANG NEW MATERIALSGeomembrane | Geotextile | GCL Manufacturer
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HENGYANG NEW MATERIALSGeomembrane | Geotextile | GCL Manufacturer
Product knowledge · Industry trends · Common questions
Geomembrane pricing depends on thickness, resin grade and order volume. Reference ex-factory prices for virgin resin: 0.5 mm around USD 0.6–0.9/m², 1.…
Geotextile is priced by weight: 200 g staple-fiber around USD 0.22–0.30/m², 400 g around USD 0.42–0.57/m²; filament types cost 20–40% more but offer h…
Composite geomembrane ranges 300–1500 g/m². Choose two-fabrics-one-membrane (600–800 g/m²) for canals, 800–1000 g/m² for artificial lakes, and one-fab…
GCL panels overlap at least 30 cm with granular bentonite spread on the overlap; never install before rain, and cover within 48 hours after placement.…
Level the subgrade, unroll the canvas along water flow, anchor in trenches, then saturate with water. Initial set in 2 hours, 80% strength in 24 hours…
Per GB 51220, landfill closure uses a gas-venting layer, 1.0 mm+ HDPE geomembrane, drainage layer and vegetative soil. Hengyang has supplied dozens of…
Tailings ponds increasingly require 2.0 mm textured HDPE plus GCL composite lining with acid/alkali resistance certificates. Hengyang provides full ma…
New effluent-treatment policies in major aquaculture provinces are driving pond relining with 0.5–0.75 mm HDPE liners, enabling water control and tail…
Canal lining with concrete canvas cuts cost by about 30% and installs 10× faster than cast-in-place concrete, making it a fast-growing choice for irri…
Environmental lining, water conservancy and mine restoration are the three growth engines for geosynthetics; Hengyang's full product range supports on…
Overlap ≥10 cm, hot-wedge welding at 220–300 °C and 1–3 m/min, air-channel test at 0.2 MPa for 5 minutes; stop welding in rain or strong wind.…
Remove roots and sharp stones, compact and level the base (±5 cm), dig anchor trenches, and place a 200 g/m² geotextile cushion on stony ground.…
Virgin-resin HDPE liner is chemically inert and fish-safe; it stabilizes water quality and simplifies pond disinfection. Always choose virgin material…
'Pond liner' is the trade name; 'geomembrane' is the engineering term. Both usually refer to HDPE impermeable sheet. State the thickness and applicati…
Virgin HDPE liner lasts 50+ years when buried, and 20–30 years exposed (black carbon-black grade). Choose ≥1.0 mm black liner for exposed service.…