eFunda Polymers: Properties of Polyester (thermoplastic) {P / PC blend, 30% glass fiber reinforced}
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Polyester (thermoplastic)		  
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Additives: P / PC blend, 30% glass fiber reinforced
Material Properties
 Mechanical Properties Conditions
State 1 State 2 ASTM
Flexural Modulus (MPa)   5382 - 5865   23 ºC   D790
Tensile Strength (MPa)   83 - 92 at break   D638
Compressive Strength (MPa)
at yield or break		   75 - 81     D695
Flexural Strength (MPa)
at yield or break		  138     D790
Hardness  109 - 110  Rockwell R   D638
Izod Impact (J/cm of notch)
1/8" thick specimen unless noted		   1.6 - 1.7     D256A

 Thermal Properties Conditions
Pressure State ASTM
Coef of Thermal Expansion (10-6/ºC)   25     D696
Deflection Temperature (ºC)  205 - 213   0.46 MPa   D648
 149 - 166   1.82 MPa   D648

 Physical & Electrical Properties Conditions
State ASTM
Specific Gravity  1.44 - 1.51   D792
Water Absorption (% weight increase)  0.09 - 0.1  after 24 hrs D570

 Processing Properties Conditions
Type ASTM
Processing Temperature (ºC)  244 - 294  injection molding  
Molding Pressure (MPa)   69 - 125    
Linear Mold Shrinkage (cm/cm)  0.003 - 0.009   D955

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Suppliers
ComAlloy International Co. Nashville, TN   
Ferro Corp. Cleveland, OH   
GE Plastics Pittsfield, MA  800-845-0600
M.A. Industries, Inc. Peachtree City, GA  800-241-8250
MRC Polymers, Inc. Chicago, IL   
RTP Co. Winona, MN  800-433-4787

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