UHMW Properties

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

TYPICAL PROPERTIES
  UNITS ASTM TEST  
Tensile Strength psi D638 3,100
Flexural Modulus of Elasticity psi D790 110,000
Izod Impact (notched) ft-lbs/in of notch D256 *
Heat Deflection Temperature (66psi / 264psi) °F D648 -
Water Absorption
(Immersion 24 hours)
% D570 slight

 

PHYSICAL PROPERTIES
  UNITS ASTM TEST  
Specific Gravity - D792 0.93
Water Absorption
(Immersion 24 hours)
% D570 slight

 

MECHANICAL PROPERTIES
  UNITS ASTM TEST  
Tensile Strength psi D638 3,100
Tensile Modulus of Elasticity psi D638 -
Tensile Elongation % D638 350
Flexural Strength psi D790 -
Flexural Modulus of Elasticity psi D790 110,000
Compressive Strength psi D695 -
Hardness scale as noted D785, D2240 Shore D 64
Izod Impact ft-lbs/in D256 *

 

THERMAL PROPERTIES
  UNITS ASTM TEST  
Coefficient of Linear Thermal Expansion in/in/°F x 10-5 D696 11.1
Heat Deflection Temperature (66psi / 264psi) °F D648 -
Max Continuous Service Temperature In Air °F - 180

 

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 0.10 - 0.20

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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