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Top Bituminous Geomembrane Suppliers in China
Bituminous Geomembrane ranks among Chinas top makers and suppliers of bitumen-lined liners. Contractors in civil work and environmental protection turn to it when they need sturdy, trouble-free membranes. Its sheets outlast rivals thanks to unmatched waterproofing, long life, and attention to detail built into every roll. The company pairs strong products with quick support, guarding job-site performance and keeping clients happy. Trust Bituminous Geomembrane for flexible answers and time-tested know-how that adapt to your exact project goals.
Understanding Bituminous Geomembrane: What Are Bituminous Geomembrane
Bituminous Geomembrane refers to bituminous geomembranes, highly durable impermeable membranes crafted from bitumen combined with reinforcement layers such as polyester or fiberglass. Widely utilized for bituminous waterproofing, they excel in preventing moisture penetration and ensuring long-term protection in challenging environments. These geomembranes are commonly applied in tunnels, foundations, underground parking structures, and roofing projects, offering robust resistance to water, chemicals, and weathering.
Unveiling the Key Strengths of Bituminous Geomembrane
Bituminous Geomembrane offers exceptional waterproofing and durability, resisting water and weathering for tunnels and foundations. Its flexible, reinforced structure adapts to movements, with strong adhesion ensuring stability in various construction projects.
Exceptional Waterproofing
Bituminous Geomembrane provides a robust barrier against water infiltration, ensuring dry conditions in tunnels and foundations.
Superior Durability
Its bitumen composition resists weathering and chemical degradation, offering long-lasting performance in harsh environments.
High Flexibility
The reinforced structure adapts to structural movements, making it ideal for dynamic applications like roofing and underground projects.
Effective Adhesion
Bituminous Geomembrane bonds strongly with substrates, enhancing stability and sealing efficiency in diverse construction settings.
what is bituminous dampproofing
- Definition: Bituminous dampproofing is a waterproofing technique using bitumen-based materials to prevent moisture penetration in structures.
- Application: Applied to foundations, basements, and walls to protect against dampness and minor water exposure.
- Properties: Offers flexibility, adhesion, and resistance to water, enhancing long-term structural integrity.
How Do You Install bituminous geomembrane liner?
- Surface Preparation: Clean and prime the surface, removing debris and ensuring a smooth, dry base for bituminous geomembrane liner installation.
- Laying Process: Unroll the bituminous geomembrane liner, applying heat or adhesive to secure seams and ensure proper alignment.
- Securing Method: Press firmly to bond with the substrate, then cover with protective layers or ballast to enhance stability and weather resistance.
Explore Our bituminous geomembrane specifications
A robust geomembrane with a single non-woven geotextile layer impregnated with elastomeric bitumen, offering waterproofing and puncture resistance for applications like ponds and landfills.
Features two non-woven geotextile layers with elastomeric bitumen, enhancing mechanical strength and waterproofing, ideal for demanding projects like heap leach pads and canal linings.
A thinner, cost-effective option with reduced mechanical properties, suited for less intensive uses like secondary containment, with easy installation under moderate conditions.
A thick, reinforced geomembrane designed for harsh environments, providing high puncture resistance and durability for mining, dams, and large-scale containment projects.
Incorporates atactic polypropylene (APP) or styrene-butadiene-styrene (SBS) to improve elasticity and UV resistance, perfect for exposed applications like reservoirs and tunnels.
bituminous geomembrane size Specifications Charts
| Parameter Name | Example Value | Units | Notes/Description |
|---|---|---|---|
| Tensile Strength (MD/Warp) | 80 | kN/m | Ultimate Strength in Machine Direction |
| Tensile Strength (MD/Warp) | 5500 | lbs/ft | Ultimate Strength in Machine Direction |
| Tensile Strength (CD/Weft) | 70 | kN/m | Ultimate Strength in Cross Direction |
| Tensile Strength (CD/Weft) | 4800 | lbs/ft | Ultimate Strength in Cross Direction |
| Elongation (MD/Warp) | 20 | % | % Strain at Break in Machine Direction |
| Elongation (CD/Weft) | 25 | % | % Strain at Break in Cross Direction |
| CBR Puncture Resistance | 2500 | N | Resistance to localized puncture load |
| CBR Puncture Resistance | 560 | lbs | Resistance to localized puncture load |
| Apparent Opening Size (AOS) | 0.4 | mm | Max particle size retained (0.4s) - e.g., Sieve No. 40 |
| Permittivity | 40 | Sieve No. | Water flow rate perpendicular to plane |
| Permittivity | 0.25 | s⁻¹ | Water flow rate perpendicular to plane |
| Mass Per Unit Area | 200 | g/m2 | Weight of the fabric |
| Mass Per Unit Area | 6 | oz/yd² | Weight of the fabric |
| Material Type | Bitumen with Polyester | N/A | Material used for the geomembrane |
| UV Resistance (500 hrs) | 60 | % Retained | Minimum % strength retained after standard UV exposure |
| Roll Width | 4 | m | Standard roll width |
| Roll Width | 13.1 | ft | Standard roll width |
| Roll Length | 50 | m | Standard roll length |
Industries We Serve
Top Application of Bituminous Geomembrane
Tunnel Waterproofing
Bituminous Geomembrane seals tunnels, preventing water ingress and ensuring structural integrity in underground projects.
Foundation Protection
Used to dampproof basements and foundations, protecting against moisture and enhancing building longevity.
Roofing Systems
Applied as a waterproof layer on flat roofs, providing durable protection against weather elements.
Landfill Liners
Offers impermeable lining for landfills, preventing leachate leakage and environmental contamination.
What Our Client Says
Understand from our clients what they say about doing business with us and the unique value addition we provide.
Bituminous Geomembrane truly worked wonders on our tunnel project, delivering top-notch waterproofing and exceptional durability under challenging conditions. The installation was smooth, and its resistance to moisture has exceeded our expectations. Highly impressed!
Michael Chen
Construction Manager
This Bituminous Geomembrane proved to be an excellent product for our roofing job, offering great flexibility and long-lasting protection against harsh weather. Its strong adhesion and ease of application made it a standout choice, and I’d recommend it to anyone in the field!
Linda Chen
Civil Engineer
Discover the Power of Bituminous Geomembrane
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Discover the Best Bituminous Geomembrane
Unlock the superior durability and waterproofing capabilities of bituminous geomembranes (BGM) with our tailored solutions. Ideal for landfills, mining, dams, and water management, BGMs offer exceptional resistance to UV, chemicals, and punctures, ensuring long-term performance. Contact us today to request a competitive bituminous geomembrane price quote and explore how our innovative liners can meet your specific needs, enhancing environmental protection and project efficiency. Act now to secure your quote!
Frequently Ask Questions
Q: What is the primary material used in bituminous geomembranes?
A: The primary material in bituminous geomembranes is elastomeric bitumen, which is impregnated into a reinforcing geotextile, typically polyester or glass fleece, and may include additional layers such as sand or a polyester film for enhanced performance.
Q: What are the key applications of bituminous geomembranes?
A: Bituminous geomembranes are widely used in environmental protection (e.g., landfill liners, tailings covers), civil infrastructure (e.g., canal linings, dam waterproofing), mining (e.g., heap leach pads), and transportation (e.g., foundation waterproofing), owing to their flexibility and durability.
Q: How does bituminous geomembrane achieve waterproofing?
A: Bituminous geomembranes achieve waterproofing through the impermeable properties of elastomeric bitumen, reinforced by a geotextile core, creating a robust barrier that has proven effective in long-term applications such as dam linings and waste containment.
Q: What is the typical thickness range of bituminous geomembranes?
A: The typical thickness of bituminous geomembranes ranges up to 6.0 mm, with variations depending on the specific application and the number of reinforcing or protective layers incorporated.
Q: How does bituminous geomembrane perform under UV exposure?
A: Bituminous geomembranes exhibit good resistance to UV exposure due to the bitumen’s natural properties and the protective geotextile layer, though prolonged exposure may require additional coatings or coverings to maintain optimal performance over decades.
Q: How is bituminous geomembrane installed in the field?
A: Bituminous geomembranes are installed by unrolling large-width sheets (over 5 meters) onto prepared surfaces, overlapping and sealing seams with heat welding or adhesives, and securing with anchoring systems tailored to the site’s geotechnical conditions.
Q: What factors influence the service life of bituminous geomembranes?
A: The service life, which can exceed 30–40 years, is influenced by environmental factors (e.g., UV exposure, temperature), installation quality, maintenance practices, and chemical interactions, with regular inspections recommended to ensure longevity.
Q: What are the environmental benefits of using bituminous geomembranes?
A: Bituminous geomembranes contribute to environmental benefits by providing effective containment for hazardous waste and leachates in landfills and mining operations, reducing soil and water contamination, and supporting sustainable infrastructure projects such as green roofs and dam linings, thereby minimizing ecological impact.