San Diego Plastics
2220 McKinley Avenue
National City  CA  91950
800/925-4855   619/477-4855   FAX 619/477-4874

Lennite® SD-P
(Static-dissipative Ultra-High Molecular Weight Polyethylene)
Download Product Brochure (35kb - pdf) 

Carbon powder-filled, self-lubricating, moisture-repellent material with resistivity levels in the 105 - 109 range. This material has the highest impact strength, is lightweight, has excellent abrasion resistance, and possesses good chemical and stress-crack resistance.

The following physical property information is based on typical values of the resin.

 
Mechanical Properties
  Units ASTM Test Result
Tensile Strength @yield psi D638 3,130
Tensile Elongation @break % D638 310.0(1)
Flexural Modulus psi D790 152,000
Izod Impact Strength Notched ft·lbs/in D256 -
Hardness-Shore D - D2240 67

 
Thermal Properties
  Units ASTM Test Result
Coefficient of Thermal Expansion in/in/°F D696 7.2 x 105
Heat Deflection Temp. @264 psi °F D648 115
Heat Deflection Temp. @66 psi °F D648 174

 
Electrical Properties
  Units ASTM Test Result
Surface Resistivity dry ohm/sq D257 12.0 x 106
Volume Resistivity dry ohm/cm D257 1.9 x 107

 
Other Properties
  Units ASTM Test Result
Specific Gravity - D792 0.935
Water Absorption @24 hours % D570 0.028
(1) Ultimate elongation
 

 
Applications Include:
• Metal replacement components
• Bulk material handling equipment
• Weigh/fill equipment components
• Weigh/fill equipment components
• Explosives handling equipment

 
Advantages of Lennite® SD-P:
• Low carbon loading (slough resistant)
• Self lubricating (low coefficient of friction)
• Excellent wear properties
• Noise dampening properties
• Exceptional abrasion resistance
• Lightweight
• Cost effective
• Very low temperature compatibility

Manufacturing Capabilities:
Sheet: 1/8” to 4” thick

 
Color/Grades:
Black

 
*In addition to our standard capabilities, Westlake also has the ability to process custom resins in various sizes and colors with some exceptions.

Also see:
Lennite® CN-P


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