UHMW-PE Unfilled

Overview

What is the Material: UHMW-PE Unfilled is a semi-crystalline material.

Key Material Features: This material is beneficial in applications requiring wear resistance, impact resistance, corrosion resistance, chemical resistance, low friction, and low moisture absorption. Also this material retains key physical properties at low temperatures.

Other Considerations: The material is cost-effective and food safe. It is typically not ideal in applications involving drastic temperature changes and high loads.

Physical

Property Value Typical ASTM Test
Chemical Designation (UHMW-PE) Ultra High Molecular Weight Polyethylene
Trade Names (®, ™) Duravar, Lennite, Polyslick, Polystone M, Tivar
Color Natural, Various Colors
Density (g/cm^3) 0.93 D 792

Mechanical

Property Value Typical ASTM Test
Modulus of Elasticity (Tensile Test) (psi) 100000 D 638
Tensile Strength at Yield (psi) 3100 D 638
Tensile Strength at Break (psi) 5800 D 638
Elongation at Break (%) 350 D 638
Flexural Strength (psi) 3500 D 790
Modulus of Elasticity (Flexural Test) (psi) 88000 D 790
Compression Strength: 10% Strain (psi) 3000 D 695
Compression Modulus (psi) 80000 D 695
Impact Strength (Izod) (ft-lbs/in) No Break D 256
Hardness (D) 68 D 785
Coefficient of Friction (Kinetic, 40 psi, 50 fpm) 0.12 D 3702
Coefficient of Friction (Static) 0.175 D 3702

Thermal

Property Value Typical ASTM Test
Melting Point (°F) 275 D 3418
Deflection Temperature (°F) (264 psi) 116 D 648
Service Temperature Continuous (°F) 180
Thermal Expansion (CLTE) (in/in/°F) 1.10E-4 D 696
Thermal Conductivity (BTU-in/hr-ft^2-°F) 2.84

Electrical

Property Value Typical ASTM Test
Specific Surface Resistance (Ω/square) 1.00E15 D 257
Dielectric Strength (V/mil) 2300 D 149
Dissipation Factor (1MHz) 0.005 D 150
Dielectric Constant (1MHz) 2.3 D 150

Other

Property Value Typical ASTM Test
Moisture Absorption (%) (24 Hours) 0.01 D 570
Moisture Absorption (%) (Saturated) 0.01 D 570
Flammability HB
The data stated are typical values intended for reference and comparison purposes only. The data should not be used as a basis for design specifications or quality control. The information is provided as a guide to the best of our knowledge and given without obligation or liability. Testing under individual application circumstances is recommended.