Mining Application
HDPE Geomembrane Solutions for Mining Applications:
Technical Excellence & Integrated Service
1. Critical Mining Applications of HDPE Geomembranes
HDPE geomembranes are pivotal in modern mining operations, addressing environmental safety and operational efficiency. Key applications include:
A. Tailings Management
Seepage Control: Prevents toxic leachate from contaminating groundwater in tailings ponds.
Acid Resistance: Withstands corrosive environments from sulfuric acid in heap leaching.
Case Study: A Chilean copper mine reduced groundwater contamination risk by 98% using 2.0mm HDPE liners
B. Heap Leach Pads
Containment: Holds acidic solutions during metal extraction (e.g., gold cyanidation).
Durability: Resists punctures from sharp rock fragments and thermal expansion.
C. Evaporation Ponds
Wastewater Management: Facilitates water evaporation in arid regions while preventing soil contamination.
D. Underground Mining
Tunnel Waterproofing: Mitigates water ingress in deep shafts and galleries.
2. Our HDPE Geomembrane Advantages
As a manufacturer-direct supplier, we combine production efficiency with technical expertise:
A. Customized Product Design
Thickness: 0.2–3.0 mm (adjustable for high-pressure scenarios).
Surface Types: Smooth (for friction reduction) or textured (enhanced traction)
Additives: UV inhibitors, anti-corrosion agents, or flame retardants.
B. Rigorous Quality Control
ISO 9001-certified production with 10+ automated testing systems.
Critical parameters: Permeability ≤1×10⁻¹³ cm/s, weld integrity via air pressure tests.
C. End-to-End Service
Design Support: Free 3D modeling for complex layouts.
On-Site Assistance: Engineers guide installation to avoid common pitfalls (e.g., improper welding temperatures).
Emergency Delivery: Regional warehouses ensure 48-hour supply chain responsiveness
3. Case Study: USA Tailings Dam Project
Challenge: A Mongolian copper mine needed a 170,000㎡ HDPE liner for a tailings pond with acidic wastewater.
Solution:
Material: 1.5mm textured HDPE geomembrane (anti-puncture, -70℃resistant).
Installation: Multi-layer welding + geotextile reinforcement.
Outcome: Zero leakage after 3 years, reducing environmental risk by 95%
4. Integrated Trade & Production Benefits
Cost Efficiency: Direct factory pricing (0.5mm membrane: $0.8–1.7/㎡).
Fast Turnaround: 15-day production for bulk orders.
