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UHMW Specs

        UltraPoly W1 Ceram-P Ultra-Poly CL6
    Units ASTM Test Method Natural UHMW-PE Reinforced Wear Enhanced UHMW-PE Reinforced Wear Enhanced UHMW-PE
MECHANICAL Strength to Weight Ratio ksi - 3.1 2.9 2.9
Specific Gravity @73 F - D792 0.93 0.96 0.96
Tensile Strength @73 F, (ult)/(yld) psi D638 2900 (yld) 2800 (yld) 2800 (yld)
Tensile Modulus of Elasticity @ 73 F psi D638 100000 131000 131000
Tensile Elongation at Break @ 73 F % D638 300 (4@yld) 300 300
Flexural Strength @ 73 F psi D790 - - -
Flexural Modulus of Elasticity @ 73 F psi D790 77000 100000 100000
Shear Strength @ 73 F psi D732 4000 - -
Compressive Strength, (% Deformation) @73 F psi D695 - - -
Compressive Modulus of Elasticity @73 F psi D695 - - -
Hardness, Rockwell, Scale as noted @73 F - D785 (R64) - -
Hardness, Durometer, Shore D @73 F - D2240 D68 - -
Izod Impact, (Notched) @73 F ft-lb/in of notch D256 TypeA No Break 50.0 50.0
Coefficient of Friction, (Dry vs. Steel) Dynamic - - 0.12 - -
Limiting PV, (with 4 to 1 factor of safety applied) psi-ft/min - - - -
THERMAL Coefficient of Linear Thermal Expansion @73 F in/in/F E-831 (TMA) 1.1E-04 1.3E-04 1.3E-04
Heat Deflection Temperature @ 264 psi F D648 114 - -
Tg-Glass transition temperature, (Amorphous) F D3418 - - -
Melting Point, (VS=Vicat Softening Temp.) F D3418 276 - -
Continuous Service Temperature in Air, (Max.) F - - - -
Thermal Conductivity BTU-in/hr-ft2-F - - - -
ELECTRICAL Dielectric Strength, Short Term Volts/mil D149 - 2280 -
Volume Resistivity ohm-cm D257 - >1 E15 -
Dielectric Constant @ 10E6 Hz - D150 2.3-2.35 - -
Dissipation Factor @ 10E6 Hz - D150 500.000 - -
Flammability @ 3.1 mm unless noted - UL94 - - -
H20 Water Absorbtion, Immersion, 24 Hrs % by wt. D570(7) NIL NIL NIL
Water Absorbtion, Saturation % by wt. D570(7) NIL NIL NIL

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