Coated fabrics for secondary containment applications

March 30th, 2020

The importance of environmental control In the U.S., dealing with environmentally hazardous liquids calls for conforming to the U.S. Environmental Protection Agency (EPA) rules, along with state and local requirements for secondary containment and under-dispenser containment. As part of your response plan in the event of a leak, contingencies are required for leak prevention and...

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Performance benefits of factory-fabricated geomembrane liners

March 4th, 2020

Geomembranes are meant to provide a practically impermeable barrier for large-scale containment of liquids and gasses. Therefore, geomembrane liners are manufactured for the lowest possible permeability, depending on the application and chemicals involved. However, the amount of seam welding, patching, and other fieldwork that is carried out during their installation can play a significant role...

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AGRU introduces CleanSeam for geomembranes

February 12th, 2020

AGRU released CleanSeam, a new product configuration for AGRU geomembrane liners that integrates a protective release film on the weld edges of the geomembrane. CleanSeam eliminates or greatly reduces the potential for fine soils, waste materials, and stockpile dust from coming into contact with seaming areas during or prior to geosynthetics installation.  The negative impacts...

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Automating leak location surveys

December 20th, 2019

Geomembrane liners are engineered to be high-strength and chemically resistant, yet they remain susceptible to mechanical damage, especially during the installation process, transportation and use-related wear. The costs that companies face in combating this problem are significant, as the vast majority of leak monitoring services are performed manually by highly trained professional members of staff....

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Fabricated Geomembrane Institute (FGI) updates PVC geomembrane specification

September 30th, 2019

The Fabricated Geomembrane Institute (FGI) updated its Material Specification for New PVC Geomembranes, previously referred to as PGI 1104 and FGI 1117.  The new specification, FGI 9119, addresses camber or layflat, film gloss, shore hardness, and color deviation within a manufactured lot. The new specification introduces the FGI circumference test which measures the roll circumference...

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Thrace-LINQ completes expansion project

February 8th, 2019

Thrace-LINQ in Summerville, S.C., announced the completion of the installation of a new Andritz needlepunched nonwoven line. The Thrace Group invested more than $9 million in this project to satisfy the growing demand for high-performance nonwoven fabrics in North America. Courtesy Thrace-LINQ This state-of-the- art needlepunched nonwoven line was designed to produce world-class-quality fabrics for...

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Minnesota geomembrane durability study expanded

January 31st, 2019

More than twenty years ago, the founders of the PVC Geomembrane Institute (PGI) and the succeeding entity Fabricated Geomembrane Institute (FGI) set out to evaluate the long-term durability of geomembranes in actual field use. They wanted to exhume numerous samples of exposed geomembranes for testing on a periodic basis without ruining the integrity of the...

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Layfield launches gas barrier geomembrane

January 14th, 2019

Layfield Geosynthetics announced the release of VaporFlex® Premium geomembrane. VaporFlex® Premium is a 7-layer coextruded geomembrane barrier with an ethylene vinyl alcohol (EVOH) core layer. This high-performance geomembrane is specifically designed to provide an ultra-low permeability gas barrier in a broad range of geoenvironmental applications. When compared to high-density polyethylene (HDPE), the VaporFlex® Premium was...

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SGS and Cipatex release new PVC geomembranes

December 3rd, 2018

Southern Geosynthetics Supplies Pty. Ltd (SGS) is now offering new Cipatex DG and Hipertech R geomembranes. Cipatex and SGS collaborated on the development of the new DG200 which is a 0.8mm PVC geomembrane bonded on either side with 200 gsm nonwoven geotextile. The composite material provides a geomembrane with extraordinary puncture and tear resistance, as well...

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Owens Corning releases TV show video on how RhinoMat is made

November 12th, 2018

Owens Corning’s RhinoMat reinforced composite geomembranes were featured on the Fox Business Channel TV show “Inside the Blueprint,” and Owens Corning has released the video of the program on YouTube. The video features the manufacturing, fabrication and installation process of RhinoMat. RhinoMat installs six times faster and has double the puncture resistance of conventional high-density polyethylene (HDPE), the company says....

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