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Ensinger PEI

Covestro Makrolon® T 7435 Polycarbonate, High Impact  (discontinued **)
Categories: Polymer; Thermoplastic; Polycarbonate (PC); Polycarbonate, Impact Modified
Material Notes: Impact modified injection molding grade, extremely easy flow and easy mold release, housings for portable mobile phones.

Information provided by Bayer.

As of 1 September 2015, Bayer MaterialScience was separated from Bayer AG and officially adopted its new name – Covestro.
Key Words: PC
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 PropertiesMetricEnglishComments
Density 1.20 g/cc0.0434 lb/in³
Moisture Absorption at Equilibrium 0.15 %0.15 %50% RH
Water Absorption at Saturation 0.35 %0.35 %
 0.35 %0.35 %
Linear Mold Shrinkage 0.0050 - 0.0070 cm/cm0.0050 - 0.0070 in/inASTM D955
Melt Flow 16.5 g/10 min
@Load 1.20 kg,
Temperature 300 °C		16.5 g/10 min
@Load 2.65 lb,
Temperature 572 °F
 
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell M 5353ASTM D785
Hardness, Rockwell R 122122ASTM D785
Tensile Strength, Ultimate 56.0 MPa8120 psiASTM D638
Tensile Strength, Yield 55.0 MPa7980 psi
Elongation at Break 110 %110 %ASTM D638
Elongation at Yield 6.0 %6.0 %
Tensile Modulus 2.10 GPa305 ksi
Flexural Yield Strength 83.0 MPa12000 psiat 5% strain; ASTM D790
Flexural Modulus 2.10 GPa305 ksiASTM D790
Izod Impact, Notched 7.40 J/cm
@Thickness 3.20 mm		13.9 ft-lb/in
@Thickness 0.126 in		ASTM D256
Charpy Impact Unnotched NBNB
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity >= 1.00e+15 ohm-cm>= 1.00e+15 ohm-cm
Surface Resistance 1.00e+15 ohm1.00e+15 ohm
Dielectric Constant  2.9
@Frequency 1e+6 Hz		2.9
@Frequency 1e+6 Hz
 3.0
@Frequency 100 Hz		3.0
@Frequency 100 Hz
 
Thermal PropertiesMetricEnglishComments
CTE, linear 67.0 µm/m-°C
@Temperature 20.0 °C		37.2 µin/in-°F
@Temperature 68.0 °F		ASTM D696
Deflection Temperature at 0.46 MPa (66 psi) 130 °C266 °F
Deflection Temperature at 1.8 MPa (264 psi) 121 °C250 °F
Vicat Softening Point 145 °C293 °F
Flammability, UL94  HB
@Thickness 1.60 mm		HB
@Thickness 0.0630 in
 HB
@Thickness 3.20 mm		HB
@Thickness 0.126 in
Oxygen Index 26 %26 %
 
Processing PropertiesMetricEnglishComments
Melt Temperature 288 - 310 °C550 - 590 °F

**
Materials flagged as discontinued () are no longer part of the manufacturer’s standard product line according to our latest information. These materials may be available by special order, in distribution inventory, or reinstated as an active product. Data sheets from materials that are no longer available remain in MatWeb to assist users in finding replacement materials.

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Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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