GM SL series of geomembrane is made by liner low density polyethylene resins. The surface of both sides are smooth. The product is manufactured by the technology of coextrusion-brown triple layer. Performance: Excellent prolongation in unidirection and mutil-direction. Flexibility. Good deformation adaptability. High puncture resistance. High aging resistance. High UV rsistance. Anti-acid&alkali. Excellent low&high temperature resistance. Innocuous. Perfect water proof performance. Seepage and humidity resistance, easy welding and construction, etc. Voluntary standards: GRI-GM17 Application: The public works seepage projects of culvert, canal, reservoir, gardens and building, etc.