HDPE
(high density polyethylene)
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Download MSDS (pdf)
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WESTLAKE Ultra Ethylux is made from high density polyethylene resin. This
material is a cost effective alternative for a variety of end uses including
mild chemical and wear applications.
The following physical property information is based on typical values of the base high density
polyethylene resin.
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| Mechanical Properties |
| Property |
Units |
Test |
Result |
| Flexural Modulus |
psi |
ASTM D790 |
170,000 |
| Hardness–Shore D |
- |
ASTM D2240 |
D36 - D65 |
| Izod Impact Strength-Notched |
ft·lbs/in |
ASTM D256 |
3.2 - 4.5 |
| Tensile Elongation @break |
% |
ASTM D638 |
>700 |
| Tensile Modulus |
psi |
ASTM D638 |
136,000 |
| Tensile Strength @yield |
psi |
ASTM D638 |
4,00 |
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| Other Properties |
| Property |
Units |
Test |
Result |
| Specific Gravity |
- |
ASTM D792 |
0.95 |
| Water Absorption @24 hours |
% |
ASTM D570 |
0.03 |
| Environmental Stress Crack |
F50 hrs. |
ASTM D1693 |
120 |
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| Thermal Properties |
| Property |
Units |
Test |
Result |
| Coefficient of Thermal Expansion |
in/in/°F |
ASTM D696 |
7 - 11*10-5 |
| Continuous Use Temperature |
°F |
- |
210 |
| Flammability Rating–UL94 |
- |
- |
HB |
| Heat Deflection Temp. @66 psi |
°F |
ASTM D648 |
168 |
| Low Temp. Brittleness |
°F |
ASTM D746 |
<-112 |
| Melt Temp. |
°F |
ASTM D4591 |
260 |
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| Applications Include: |
| Food processing equipment |
| Cutting boards |
| CPI, fluid handling |
| Wear applications |
| Advantages of HDPE: |
| Good corrosion resistance |
| High stress crack resistance |
| Low moisture absorption |
| Good tensile strength and stiffness |
| Virgin HDPE – FDA compliant |
| Manufacturing Capabilities: |
| Rod: 1/2” to 15” diameter |
| Sheet (Comp. Molded): 1/4” to 6” thick |
| Sheet (Fabric Backed): .030” to 3/16” thick |
| Color/Grades: |
| Natural Translucent |
| White (custom colors available) |
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*In addition to our standard capabilities, Westlake also has
the ability to process custom resins in various sizes and
colors with some exceptions.
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