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Epoxy
 
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Additives: glass fiber reinforced
Application: sheet molding compound (SMC)
Material Properties
 Mechanical Properties Conditions
State 1 State 2 ASTM
Elastic Modulus (MPa)  13800 - 27600  tensile   D638
Flexural Modulus (MPa)  13800 - 20700   23 ºC   D790
 10350 - 17250   93 ºC   D790
  8280 - 12420  149 ºC   D790
Tensile Strength (MPa)  138 - 242 at break   D638
Compressive Strength (MPa)
at yield or break
 138 - 207     D695
Flexural Strength (MPa)
at yield or break
 345 - 483     D790
Elongation at break (%)   1 - 2     D638
Hardness   55 - 65  Shore B   D638
Izod Impact (J/cm of notch)
1/8" thick specimen unless noted
  15.9 - 21.2     D256A

 Thermal Properties Conditions
Pressure State ASTM
Coef of Thermal Expansion (10-6/ºC)   12     D696
Deflection Temperature (ºC)  288   1.82 MPa   D648
Thermal Conductivity (W/m-ºC)  0.071 - 0.079     C177

 Physical & Electrical Properties Conditions
State ASTM
Specific Gravity  1.4   D792
Water Absorption (% weight increase)  0.1  after 24 hrs D570

 Processing Properties Conditions
Type ASTM
Melting Temperature (ºC)  thermoset  Tm, crystalline  
Processing Temperature (ºC)  132 - 166  compression molding  
 132 - 166  transfer molding  
Molding Pressure (MPa)   3 - 14    
Compression Ratio  2    
Linear Mold Shrinkage (cm/cm)  0.001   D955
Suppliers
Quantum Composites, Inc. Midland, MI  800-462-9318
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