eFunda Polymers: Properties of Polypropylene {homopolymer, 40% long glass fiber reinforced}
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Polypropylene		  
List of Suppliers
State: homopolymer
Additives: 40% long glass fiber reinforced
Material Properties
 Mechanical Properties Conditions
State 1 State 2 ASTM
Elastic Modulus (MPa)   6693 - 7728  tensile   D638
Flexural Modulus (MPa)   6348 - 6900   23 ºC   D790
Tensile Strength (MPa)   73 - 108 at break   D638
Compressive Strength (MPa)
at yield or break		   72 - 110     D695
Flexural Strength (MPa)
at yield or break		  144 - 174     D790
Elongation at break (%)   2     D638
Izod Impact (J/cm of notch)
1/8" thick specimen unless noted		   4.2 - 5.3     D256A

 Thermal Properties Conditions
Pressure State ASTM
Deflection Temperature (ºC)  149   1.82 MPa   D648

 Physical & Electrical Properties Conditions
State ASTM
Specific Gravity  1.21   D792

 Processing Properties Conditions
Type ASTM
Melting Temperature (ºC)  163  Tm, crystalline  
Processing Temperature (ºC)  188 - 210  injection molding  
Molding Pressure (MPa)   42 - 83    
Compression Ratio  3 - 4    
Linear Mold Shrinkage (cm/cm)  0.001 - 0.003   D955

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Suppliers
LNP Engineering Plastics, Inc. Exton, PA  800-854-8774
Montell North America Wilmington, DE   
RTP Co. Winona, MN  800-433-4787
Ticona Summit, NJ  800-526-4960

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