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Typical Properties of UHMW

Property

Test Method

Natural UHMW

Recycled UHMW (Black)

Mechanical Properties

Density (lb/ft3) ASTM D792 58.01 58.9
Yield Point (p.s.i.) ASTM D638 3050 2277-3553
Elongation At Yield (%) ASTM D638 15 12-18
Tensile Break (p.s.i.) ASTM D638 5800 2610-3886
Elongation at Break (%) ASTM D638 250 50-250
Tensile Modulus (p.s.i.) ASTM D638 120,000 101,500-145,000
Flexural Modulus(p.s.i.) ASTM D790 110,000 73,660-109,620
Izod Impact  (ft-lbs/in2) ASTM D4020 34 19-34
Tensile Impact  (ft-lbs/in2) Din 53448 1050 255-540
Hardness (Shore D) ASTM D2240 68 68

Thermal Properties

Melting Point (°F) ASTM D3417 278-289 278-289
Max Service Temperature Long Term (°F) - 180 180
Coefficient of Linear Thermal Expansion (in/in/°F) ASTM D696 0.00011 >=0.00011

Electrical Properties

Volume Resistivity (Ohm-cm) ASTM D257 >1015 >1010->1015
Surface Resistivity (Ohm) ASTM D257 >1015 >1010->1015

Water Absorption Rates

Water Absorption -24 hrs.(%) ASTM D570 nil nil
Water Absorption -Saturation (%) ASTM D570 nil nil

NOTE: The information contained herein are typical values intended for reference and comparison purposes only. They should NOT be used as a basis for design specifications or quality control. Contact us for manufacturers' complete material property datasheets.
 
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