HDPE Coil

HDPE Coil exhibits excellent tensile strength, chemical resistance, and durability, making it one of the most reliable polymer sheet materials available in roll form. Its resistance to corrosion and impermeability to moisture ensures long-lasting performance in environments exposed to aggressive chemicals or weathering. The material finds broad industrial use in civil engineering, construction, packaging, and water management systems. It is particularly valuable in waterproofing membranes, protective liners for landfills and reservoirs, and in large-scale infrastructure projects where flexible yet strong polymer sheets are required. Specific technologies benefiting from HDPE Coil include waterproofing systems in buildings, reinforced geomembranes in environmental engineering, and corrosion-resistant linings in pipelines. In research and innovation, HDPE Coil serves as a platform for the development of advanced multilayer composites and smart barrier films, enabling performance customization for diverse applications. Its value in industrial contexts stems from its balance of cost efficiency, reliability, and adaptability across highly demanding sectors.

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Tolerance

Properties

Reference & Citations

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Tolerances

Coil

Thickness		±20%

Material Properties for Polymers

Chemical Resistance

Element	Value
Acids - concentrated	Good-Fair
Acids - dilute	Good
Alcohols	Good
Alkalis	Good
Aromatic hydrocarbons	Fair
Greases and Oils	Good-Fair
Halogenated Hydrocarbons	Fair-Poor
Halogens	Fair-Poor
Ketones	Good-Fair

Mechanical Properties

Element	Value
Coefficient of friction	0.29
Hardness - Rockwell	D60-73 - Shore
Poisson's ratio	0.46
Tensile modulus( GPa )	0.5-1.2
Izod impact strength( J m⁻¹ )	20-210
Tensile strength( MPa )	15-40

Electrical Properties

Element	Value
Dielectric constant @1MHz	2.3-2.4
Dissipation factor @ 1MHz	1-10x 10⁻⁴
Dielectric strength( kV mm⁻¹ )	22
Surface resistivity( Ohm/sq )	10¹³
Volume resistivity( Ohmcm )	10¹⁵-10¹⁸

Physical Properties

Element	Value
Flammability	HB
Radiation resistance	Fair
Refractive index	1.54
Resistance to Ultra-violet	Poor
Limiting oxygen index( % )	17
Water absorption - over 24 hours( % )	0.01
Density( gcm⁻³ )	0.95

Thermal Properties

Element	Value
Heat-deflection temperature - 0.45MPa( C )	75
Heat-deflection temperature - 1.8MPa( C )	46
Upper working temperature( C )	55-120
Specific heat( J K⁻¹ kg⁻¹ )	1900
Thermal conductivity( W m⁻¹ K⁻¹ )	0.45-0.52@23°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ )	100-200