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Flame Retardant adhesives

Sumitomo Bakelite Durez® 23570 Phenolic, Injection Grade
Categories: Polymer; Thermoset; Phenolic

Material Notes: Durez 23570 Black Phenolic is a glass and mineral filled two-stage, special purpose molding material. It is designed for high strength, good dimensional stability, and electrical properties even after long term exposure to elevated temperatures. It is designed to meet the requirements of Mil-M-14G, Type MFH. Typical uses are connectors, automotive transmission components, computer parts and brush holders.

Information provided by Sumitomo Bakelite North America, Inc.

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Physical PropertiesMetricEnglishComments
Density 1.77 g/cc0.0639 lb/in³ASTM D792
Apparent Bulk Density 0.800 g/cc0.0289 lb/in³ASTM D1895
Water Absorption 0.050 %0.050 %ASTM D570
Linear Mold Shrinkage 0.0030 cm/cm0.0030 in/inASTM D955
 
Mechanical PropertiesMetricEnglishComments
Tensile Strength, Ultimate 103 MPa14900 psiASTM D638
Tensile Modulus 17.2 GPa2490 ksiASTM D638
Flexural Yield Strength 172 MPa24900 psiASTM D790
Compressive Yield Strength 262 MPa38000 psiASTM D695
Poissons Ratio 0.320.32
Shear Modulus 6.52 GPa946 ksiCalculated
Shear Strength 62.7 MPa9100 psiafter 16hrs @ 300°F
 84.8 MPa12300 psias molded
Izod Impact, Notched 0.267 J/cm0.500 ft-lb/inASTM D256
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 1.00e+12 ohm-cm1.00e+12 ohm-cmASTM D257
Dielectric Constant 5.5
@Frequency 1e+6 Hz
5.5
@Frequency 1e+6 Hz
ASTM D150
Dielectric Strength 14.7 kV/mm373 kV/inStep by step; ASTM D149
 17.7 kV/mm450 kV/inShort Time; ASTM D149
Dissipation Factor 0.010
@Frequency 1e+6 Hz
0.010
@Frequency 1e+6 Hz
ASTM D150
 
Thermal PropertiesMetricEnglishComments
CTE, linear 20.5 µm/m-°C
@Temperature 23.0 - 60.0 °C
11.4 µin/in-°F
@Temperature 73.4 - 140 °F
Specific Heat Capacity 1.17 J/g-°C0.280 BTU/lb-°F
Thermal Conductivity 0.452 W/m-K3.13 BTU-in/hr-ft²-°F
Maximum Service Temperature, Air 150 °C
@Thickness 3.00 mm
302 °F
@Thickness 0.118 in
UL Temp Index
Deflection Temperature at 1.8 MPa (264 psi) 204 °C399 °FASTM D648
Flammability, UL94  V-0
@Thickness 3.00 mm
V-0
@Thickness 0.118 in
 5VA
@Thickness 1.50 mm
5VA
@Thickness 0.0591 in
 
Descriptive Properties
ColorBlack
Feeding & PreformingGood
FormGranular

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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Overview of materials for Epoxy Molding Compound

P90X20a / 130908

Flame Retardant adhesives

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