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Flame Retardant adhesives

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Sumitomo Bakelite Durez® 32245 Phenolic, Injection Grade
Categories: Polymer; Thermoset; Phenolic

Material Notes: Durez 32245 Black Phenolic is a two-stage glass fiber and mineral filled special purpose molding compound. It is especially designed for applications requiring high strength and dimensional stability with excellent heat resistance. Typical applications include heavy duty switch gear, connectors, and commutators.

Information provided by Sumitomo Bakelite North America, Inc.

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Physical PropertiesOriginal ValueComments
Bulk Density 0.850 g/ccASTM D1895
Density 1.80 g/ccASTM D792
Water Absorption 0.050 %ASTM D570
Linear Mold Shrinkage 0.0030 cm/cmASTM D6289
 
Mechanical PropertiesOriginal ValueComments
Tensile Strength at Break 86.0 MPaASTM D638
Tensile Modulus 17.2 GPaASTM D638
Flexural Strength 138 MPaASTM D790
Compressive Strength 241 MPaASTM D695
Izod Impact, Notched 26.7 J/mASTM D256
 
Electrical PropertiesOriginal ValueComments
Volume Resistivity 1.00e+12 ohm-cmASTM D257
Dielectric Constant 4.9
@Frequency 1e+6 Hz
ASTM D150
Dielectric Strength 13.8 kV/mmstep-by-step; ASTM D149
 17.7 kV/mmshort time; ASTM D149
Dissipation Factor 0.020
@Frequency 1e+6 Hz
ASTM D150
 
Thermal PropertiesOriginal ValueComments
Maximum Service Temperature, Air 180 °CUL Temperature Index; at 3.0 mm
Deflection Temperature at 1.8 MPa (264 psi) 204 °CASTM D648
Flammability, UL94 V-0
@Thickness 1.50 mm
 V-0
@Thickness 3.00 mm
 V-0
@Thickness 6.00 mm
 
Processing PropertiesOriginal ValueComments
Shelf Life 12.0 Month
 
Descriptive Properties
ColorBlack
FormGranular
Molding MethodInjection

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P90X934 / 142709

Flame Retardant adhesives

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