eFunda Polymers: Properties of Polyphenylene Sulfide {30% PAN carbon fiber, 15% PTFE, EMI shielding (conductive)}
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Polyphenylene Sulfide		  
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Additives: 30% PAN carbon fiber, 15% PTFE
Application: EMI shielding (conductive)
Material Properties
 Mechanical Properties Conditions
State 1 State 2 ASTM
Elastic Modulus (MPa)  24840  tensile   D638
Flexural Modulus (MPa)  20700   23 ºC   D790
Tensile Strength (MPa)  176 at break   D638
Flexural Strength (MPa)
at yield or break		  235     D790
Elongation at break (%)   3     D638
Izod Impact (J/cm of notch)
1/8" thick specimen unless noted		   0.6     D256A

 Thermal Properties Conditions
Pressure State ASTM
Deflection Temperature (ºC)  260   1.82 MPa   D648

 Physical & Electrical Properties Conditions
State ASTM
Specific Gravity  1.47   D792
Water Absorption (% weight increase)  0.06  after 24 hrs D570

 Processing Properties Conditions
Type ASTM
Melting Temperature (ºC)  275 - 285  Tm, crystalline  
Processing Temperature (ºC)  316 - 358  injection molding  
Linear Mold Shrinkage (cm/cm)  0.0008   D955

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Suppliers
DSM Engineering Plastic Products, Inc. Reading, PA  800-729-0101
Ferro Corp. Cleveland, OH   
LNP Engineering Plastics, Inc. Exton, PA  800-854-8774
RTP Co. Winona, MN  800-433-4787

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