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Kostat 7440 Conductive ABS Compound
Categories: Polymer; Thermoplastic; ABS Polymer

Material Notes: KOSTAT 7440 is a conductive thermoplastic compound based on Acrylonitrile Butadiene Styrene and a special carbon black. KOSTAT 7440 is not dependant on atmospheric conditions and is used for ESD injection molded products.

Special Features

This product exhibits high conductivity, easy processing, smooth sheet surface, and tight dimensional tolerances after injection molding. This makes KOSTAT 7440 suitable for various injection molding applications.

Applications:

KOSTAT 7440 is recommended for electronics packaging such as ESD Trays and other injection molded products.

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 1.25 g/ccASTM D792
Linear Mold Shrinkage 0.0067 cm/cm
Melt Flow 7.0 g/10 min
@Load 10.0 kg,
Temperature 220 °C
ASTM D1238
 
Mechanical PropertiesOriginal ValueComments
Hardness, Rockwell R 75ASTM D785
Tensile Strength, Yield 55.0 MPaASTM D638
Elongation at Break 5.0 %ASTM D638
Flexural Strength 65.0 MPaASTM D790
Flexural Modulus 5.47 GPaASTM D790
Izod Impact, Notched 40.0 J/mASTM D256
 
Electrical PropertiesOriginal ValueComments
Volume Resistivity 10000 ohm-cmKostat Rv
Surface Resistivity per Square 1e+05Kostat Rs
 
Thermal PropertiesOriginal ValueComments
Deflection Temperature at 1.8 MPa (264 psi) 104 °CASTM D648
 
Processing PropertiesOriginal ValueComments
Rear Barrel Temperature 340 - 370 °F
Middle Barrel Temperature 370 - 410 °F
Front Barrel Temperature 410 - 450 °F

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 go back to viewing the property data in MatWeb's normal format.

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PKOSTAT24 / 49059

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