eFunda Polymers: Properties of Polyamide {nylon (PA 66), 40-45% mineral filled}
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Polyamide		  
List of Suppliers
State: nylon (PA 66)
Additives: 40-45% mineral filled
Material Properties
 Mechanical Properties Conditions
State 1 State 2 ASTM
Elastic Modulus (MPa)   3450  tensile  dry (0.2% water content) D638
  6210  tensile  50% relative humidity D638
  2553  compressive   D638
Flexural Modulus (MPa)   6210 - 7245   23 ºC  dry (0.2% water content) D790
  2760   23 ºC  50% relative humidity D790
Tensile Strength (MPa)   97 at break  dry (0.2% water content) D638
  76 at break  50% relative humidity D638
  96 at yield   D638
Compressive Strength (MPa)
at yield or break		  107 - 152  dry (0.2% water content)   D695
Flexural Strength (MPa)
at yield or break		  152  dry (0.2% water content)   D790
Flexural Strength (MPa)
at yield or break		   63  50% relative humidity   D790
Elongation at break (%)   5 - 10    dry (0.2% water content) D638
  16    50% relative humidity D638
Hardness  106 - 121  Rockwell R  dry (0.2% water content) D638
Izod Impact (J/cm of notch)
1/8" thick specimen unless noted		   0.5 - 0.7    dry (0.2% water content) D256A
Izod Impact (J/cm of notch)
1/8" thick specimen unless noted		   2.1    50% relative humidity D256A

 Thermal Properties Conditions
Pressure State ASTM
Coef of Thermal Expansion (10-6/ºC)   27     D696
Deflection Temperature (ºC)  160 - 249   0.46 MPa  dry (0.2% water content) D648
 149 - 226   1.82 MPa   D648
Thermal Conductivity (W/m-ºC)  0.401     C177

 Physical & Electrical Properties Conditions
State ASTM
Specific Gravity  1.39 - 1.5   D792
Water Absorption (% weight increase)  6 - 6.5  saturated D570
 0.6 - 0.55  after 24 hrs D570
Dielectric Strength (V/mil);
1/8" thick specimen unless noted		   450  dry (0.2% water content) D149

 Processing Properties Conditions
Type ASTM
Melting Temperature (ºC)  250 - 265  Tm, crystalline  
Processing Temperature (ºC)  272 - 305  injection molding  
Molding Pressure (MPa)   35 - 138    
Compression Ratio  3 - 4    
Linear Mold Shrinkage (cm/cm)  0.012 - 0.022   D955

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Suppliers
Adell Plastics, Inc. Baltimore, MD  800-638-5218
Albis Corp. Rosenburg, TX  800-231-5911
ALM Corp. Wayne, NJ   
Ashley Polymers Brooklyn, NY   
ComAlloy International Co. Nashville, TN   
DSM Engineering Plastic Products, Inc. Reading, PA  800-729-0101
DuPont Co., Polymers Wilmington, DE  800-438-7225
Ferro Corp. Cleveland, OH   
LNP Engineering Plastics, Inc. Exton, PA  800-854-8774
M.A. Hanna Engineered Materials Norcross, GA   
MRC Polymers, Inc. Chicago, IL   
Network Polymers, Inc. Akron, OH  888-437-4674
Nyltech NA Co., Inc. Manchester, NH   
RTP Co. Winona, MN  800-433-4787
Solutia, Inc. St Louis, MO   
Thermofil, Inc. Brighton, MI  800-444-4408
Ticona Summit, NJ  800-526-4960
Wellman, Inc. Johnsonville, SC   

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