eFunda Polymers: Properties of Polyamide {nylon (PA 6), 30% PAN carbon fiber, EMI shielding (conductive)}
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Polyamide
 
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State: nylon (PA 6)
Additives: 30% PAN carbon fiber
Application: EMI shielding (conductive)
Material Properties
 Mechanical Properties Conditions
State 1 State 2 ASTM
Elastic Modulus (MPa)  19320 - 20700  tensile   D638
Flexural Modulus (MPa)  17250 - 18630   23 ºC  dry (0.2% water content) D790
Tensile Strength (MPa)  207 - 248 at break  dry (0.2% water content) D638
Compressive Strength (MPa)
at yield or break
 200     D695
Flexural Strength (MPa)
at yield or break
 317 - 352  dry (0.2% water content)   D790
Elongation at break (%)   2 - 3    dry (0.2% water content) D638
Hardness   70  Rockwell E  dry (0.2% water content) D638
Izod Impact (J/cm of notch)
1/8" thick specimen unless noted
  0.8 - 1.5    dry (0.2% water content) D256A

 Thermal Properties Conditions
Pressure State ASTM
Coef of Thermal Expansion (10-6/ºC)   14    dry (0.2% water content) D696
Deflection Temperature (ºC)  218 - 263   0.46 MPa  dry (0.2% water content) D648
 213 - 254   1.82 MPa  dry (0.2% water content) D648

 Physical & Electrical Properties Conditions
State ASTM
Specific Gravity  1.28   D792
Water Absorption (% weight increase)  0.7 - 1  after 24 hrs D570

 Processing Properties Conditions
Type ASTM
Melting Temperature (ºC)  210 - 220  Tm, crystalline  
Processing Temperature (ºC)  271 - 302  injection molding  
Linear Mold Shrinkage (cm/cm)  0.001 - 0.003   D955

Suppliers
ComAlloy International Co. Nashville, TN   
DSM Engineering Plastic Products, Inc. Reading, PA  800-729-0101
Ferro Corp. Cleveland, OH   
LNP Engineering Plastics, Inc. Exton, PA  800-854-8774
Nyltech NA Co., Inc. Manchester, NH   
RTP Co. Winona, MN  800-433-4787
Thermofil, Inc. Brighton, MI  800-444-4408
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