Products Description

The general characteristics of HDPE smooth geomembraneLet's talk about the various properties that materials possess. Material properties can be classified into several types, such as physical properties, mechanical properties, chemical properties, thermal properties, and durability.
Physical properties refer to the characteristics that can be observed without causing any change in the material's composition. This includes properties such as color, density, melting point, boiling point, and the ability to conduct electricity.
Mechanical properties, on the other hand, are related to how materials respond to external forces. Common mechanical properties include tensile strength, hardness, and elasticity.
Chemical properties describe a material's ability to react with other substances and the changes that occur as a result. This can include properties such as flammability, corrosion resistance, and chemical stability.
Thermal properties refer to the ability of a material to conduct, store or withstand heat energy. This can include properties such as specific heat capacity, thermal conductivity, and coefficient of thermal expansion.
Finally, durability refers to how long a material will last without degrading, whether due to environmental factors like oxidation or wear and tear from use.
By understanding a material's properties, engineers can select the appropriate materials and design structures that will perform optimally in a given application. GeomembraneWhen it comes to engineering applications, special attention should be given to the performance of waterproofing, resistance to deformation, and durability. Extensive practice in the field has consistently demonstrated that geomembranes exhibit excellent impermeability. Moreover, they possess a remarkable capacity to withstand elastic strain under varying construction conditions and working stresses. One outstanding feature of HDPE smooth geomembranes is their exceptional durability, especially when subjected to underwater conditions. These qualities make geomembranes a reliable choice for engineering projects, providing long-lasting performance and efficient protection against water infiltration and deformation.

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HDPE Smooth Geomembrane Property Analysis

hdpe smooth geomembrane

Physical Property

Q: Density

A:the density of HDPE geomembrane is 0.941-0.960.

Q: Thickness

BPM Geosynthetics offers a range of geomembranes that vary in thickness, with options ranging from 0.2mm to 3.0mm. This ensures that customers can find a product that is tailored to their specific needs and requirements. Whether you need a thin or thick geomembrane, BPM Geosynthetics has you covered with their high-quality options.

Mechnical Property

Q: Tensile strength

HDPE Geomembrane, when compared to various other materials, exhibits superior tensile strength and elongation capacity. In order to verify these properties, BPM laboratory conducts experiments following the guidelines specified in ASTM GRI GM13, primarily employing wide strip stretching and Axisymmetric bursting methods. The laboratory ensures accurate testing methodologies aligned with the original text information to provide reliable results.

Q: Welding seam tensile strength

The tensile strength of the geomembrane is typically higher than the weld strength. Various welding methods affect the weld strength, with Hot wedge welding exhibiting the highest strength. In fact, it closely matches the strength of the geomembrane's base metal. Given this, customers often opt for double weld hot wedge welding when performing welds with a welding machine.

Q: Tear strength

A: Tearing strength is tearing resistance of the geomembrane.

Q: Puncture strength

One way to enhance the puncture resistance of geomembrane is by strategically placing geotextile material both above and below it. This practice helps to reinforce the geomembrane and reduce the likelihood of punctures occurring. By incorporating geotextile layers in this manner, the overall durability and strength of the geomembrane system can be significantly improved, offering enhanced protection against punctures and prolonging the lifespan of the geomembrane.

Q: Friction coefficient

A: It is important to note that the level of friction coefficient varies greatly among different types of geomembranes. For instance, the friction coefficient of one type may be very different from another.smooth geomembranes and soil is the smallest. If you want to improve the friction coefficient of geomembranes and other geomembranes and the stability of composite impermeable system, you can use rough/textured geomembranes or composite geomembranes.

Products Service time

The durability of geomembranes

The aging problem of geomembrane is mainly related to two aspects, the first is the type and characteristics of the polymer, and the second is the working conditions of the geomembrane and the surrounding environment.

Current research show that, HDPE geomemofilm is not easy to aging, and like PVC film, it is easy to aging.

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BPM Factory Introduction

BPM,equipped with high standard geomembrane testing facilities approved by China National chemical inspection.Each batch of geomembrane rolls will be gone through the physical testing by our laboratory personnel. to ensure that do not allow defective products factory.

HDPE Smooth Geomembrane

hdpe geomembrane pond liner testing

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Contact BPM Service Team

phone: +86-15064178771

envelope: bpmgeolining@gmail.com

address: Mingtang Road No.59,Taishan Technology and Culture Industrial Park,Taishan District,Shandong,China.27100

whatsapp: +86-15064178771

HDPE Geomembrane direct factory

Properties		Test Method	Test Value
			0.5 mm	0.75mm	1.00 mm		1.25 mm	1.50 mm	2.00 mm	2.50 mm	3.00 mm
Maximum Deviation of thickness			-15%	-15%	-15%		-15%	-15%	-15%	-15%	-15%
Density (min. ave.)		D 1505/D792	0.940 g/cc	0.940 g/cc	0.940 g/cc	0.940 g/cc		0.940 g/cc	0.940 g/cc	0.940 g/cc	0.940 g/cc
Tensile Properties(min.ave)	Yield strength Break strength	D6693	8N/mm	11 N/mm	15 N/mm		18 N/mm	22 N/mm	29 N/mm	37 N/mm	44 N/mm
			14N/mm	20N/mm	27 N/mm		33 N/mm	40 N/mm	53N/mm	67 N/mm	80 N/mm
Yield elongation			12%	12%	12%		12%	12%	12%	12%	12%
Break elongation			700%	700%	700%		700%	700%	700%	700%	700%
Tear Resistance (min. ave.)		D 1004	63 N	93 N	125 N		156 N	187 N	249 N	311 N	374 N
Puncture Resistance (min. ave.)		D 4833	160N	240N	320 N		400 N	480 N	640 N	800 N	960 N
Carbon Black Content (range)		D 4218	2.0-3.0 %	2.0-3.0 %	2.0-3.0 %		2.0-3.0 %	2.0-3.0 %	2.0-3.0 %	2.0-3.0 %	2.0-3.0 %
Oxidative Induction Time (OIT) (min.ave.) Standard OIT		D 3895	100 min.	100 min.	100 min.		100 min.	100 min.	100 min.	100 min.	100 min.
Oven Aging at 85°C Standard OIT (min. ave.) - % retained after 90 days		D 5721 D 3895	55%	55%	55%		55%	55%	55%	55%	55%
UV Resistance High Pressure OIT (min. ave.) - % retained after 1600 hrs		D 3895 D 5885	50%	50%	50%		50%	50%	50%	50%	50%

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