HDPE Properties

Physical, mechanical, thermal, electrical, and optical properties of HDPE

TYPICAL PROPERTIES
  UNITS ASTM TEST  
Tensile Strength psi D638 4,000
Flexural Modulus of Elasticity psi D790 200,000
Izod Impact (notched) ft-lbs/in of notch D256 -
Heat Deflection Temperature (66psi / 264psi) °F D648 172    - 
Water Absorption
(Immersion 24 hours)
% D570 0.10

 

PHYSICAL PROPERTIES
  UNITS ASTM TEST  
Specific Gravity - D792 0.96
Water Absorption
(Immersion 24 hours)
% D570 0.10

 

MECHANICAL PROPERTIES
  UNITS ASTM TEST  
Tensile Strength psi D638 4,000
Tensile Modulus of Elasticity psi D638 -
Tensile Elongation % D638 600
Flexural Strength psi D790 -
Flexural Modulus of Elasticity psi D790 200,000
Compressive Strength psi D695 -
Hardness scale as noted D785, D2240 Shore D 69
Izod Impact ft-lbs/in D256 -

 

THERMAL PROPERTIES
  UNITS ASTM TEST  
Coefficient of Linear Thermal Expansion in/in/°F x 10-5 D696 9.0
Heat Deflection Temperature (66psi / 264psi) °F D648 172    - 
Max Continuous Service Temperature In Air °F - 170

 

ELECTRICAL PROPERTIES
  UNITS ASTM TEST  
Dielectric Strength V/mil D149 -

 

OPTICAL PROPERTIES
  UNITS ASTM TEST  
Light Transmittance % D1003 -
Haze % D1003 -

 

OTHER
  UNITS ASTM TEST  
Coefficient of Friction - Dynamic -

Values may vary according to brand name. Please ask your Curbell Plastics representative for more specific information about an individual brand.

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