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Ensinger PEI

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Trinseo CALIBRE™ 303 EP Polycarbonate  (discontinued **)
Categories: Polymer; Thermoplastic; Polycarbonate (PC)

Material Notes:

Information provided by Dow

This product line was spun off from Dow Chemical to Styron in 2010.

Vendors: No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
 
Physical PropertiesOriginal ValueComments
Specific Gravity 1.20 g/ccASTM D792
Water Absorption 0.15 %23°C, 24hrs; ASTM D570
Moisture Absorption at Equilibrium 0.32 %23°C, 50% RH; ASTM D570
Linear Mold Shrinkage 0.0050 - 0.0070 cm/cmASTM D955
Melt Flow 22 g/10 min
@Load 1.20 kg,
Temperature 300 °C
ASTM D1238
 
Mechanical PropertiesOriginal ValueComments
Hardness, Rockwell M 72ASTM D785
Hardness, Rockwell R 118ASTM D785
Tensile Strength, Ultimate 9500 psiASTM D638
Tensile Strength, Yield 8700 psiASTM D638
Elongation at Break 120 %ASTM D638
Tensile Modulus 340000 psi2 in/min; ASTM D638
Flexural Strength 14000 psiASTM D790
Flexural Modulus 350000 psiASTM D790
Izod Impact, Notched 14.0 ft-lb/in0.125 in; 10 mil notch; ASTM D256
Izod Impact, Unnotched NBASTM D256
Tensile Impact Strength 180 ft-lb/in²ASTM D1822, Type S
Dart Drop, Total Energy 72.0 J
@Thickness 3.20 mm
203 m/min; ASTM D1822
 
Electrical PropertiesOriginal ValueComments
Volume Resistivity 2.00e+17 ohm-cmASTM D257
Dielectric Constant 3.0
@Frequency 60 Hz
ASTM D150
 3.0
@Frequency 1e+6 Hz
ASTM D150
Dielectric Strength 420 V/milASTM D149
Dissipation Factor 0.0010
@Frequency 60 Hz
ASTM D150
 0.0020
@Frequency 1e+6 Hz
ASTM D150
 
Thermal PropertiesOriginal ValueComments
CTE, linear 38.0 µin/in-°F
@Temperature -40.0 - 82.2 °C
ASTM D696
Deflection Temperature at 0.46 MPa (66 psi) 288 °Fannealed; ASTM D648
Deflection Temperature at 1.8 MPa (264 psi) 258 °FUnannealed, 0.125 in; ASTM D648
 282 °Fannealed; ASTM D648
Vicat Softening Point 297 °F50°C/hr, 50N Load; ASTM D1525
Flammability, UL94 V-2
@Thickness 1.59 mm
 V-2
@Thickness 3.17 mm
Flammability Test 1.0[inches] Average Extent of Burning; ASTM D635
Oxygen Index 26 %ASTM D2863
 
Optical PropertiesOriginal ValueComments
Refractive Index 1.586ASTM D542
Haze 1.0 %ASTM D1003
Transmission, Visible 89 %ASTM D1003

**
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