
Low Temperature Resistance Oxidation Resistance Custom HDPE Tunnel Geomembrane. Ultra-Low Permeability: Provides an impermeable barrier layer to control leakage and protect groundwater. Chemical Resistance: Resists acids, alkalis, and corrosive environments for landfill and mining use. Wide Temperature Adaptability: Maintains stable performance in both high and low temperature climates. Thermal Weldable Seams: Hot-melt welding creates high-integrity, leak-tight joints for system reliability. Flexible Customization: Supports full customization including thickness (0.2-3.0mm), surface, and materials. Multi-Application Design: Suitable for landfills, ponds, reservoirs, tunnels, and hydraulic projects. Quality Assurance: Strict full-process control with official inspection reports and traceable materials.