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Sumitomo Bakelite Durez® 156 Phenolic, Injection Grade

Category Polymer , Thermoset , Phenolic , Phenolic, Novolac, Mineral/Fiber Filled
Manufacturer Sumitomo Bakelite High Peformance Plastics
Trade Name Durez®
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Sumitomo Bakelite Durez® 156 Phenolic, Injection Grade.pdf
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Material Notes:
Durez 156 Black Phenolic is a two-stage, asbestos-free, heat resistant/electrical molding material. It exhibits excellent dimensional stability, high heat resistance, good molded appearance, and UL flammability rating. Typical applications include automotive carburetor spacers, sealing rings, thrust washers, speedometer sleeves, appliance terminals, probe controls, insulators, light baffles, etc.Durez 156 is fungus resistant per Mil-E-5272C.Information provided by Sumitomo Bak North America, Inc.
Physical Properties Metric English Comments
Density 1.54 g/cc
0.0556 lb/in³
ASTM D792
Apparent Bulk Density 0.650 g/cc
0.0235 lb/in³
ASTM D1895
Water Absorption 0.30 %
0.30 %
ASTM D570
Linear Mold Shrinkage 0.0080 cm/cm
0.0080 in/in
ASTM D955
Mechanical Properties Metric English Comments
Tensile Strength, Ultimate 52.0 MPa
7540 psi
ASTM D638
Tensile Modulus 10.3 GPa
1490 ksi
ASTM D638
Flexural Strength 83.0 MPa
12000 psi
Compressive Strength 194 MPa
28100 psi
ASTM D695
Thermal Properties Metric English Comments
Maximum Service Temperature, Air 150 °C
302 °F
UL temperature Index
Deflection Temperature at 1.8 MPa (264 psi) 191 °C
376 °F
ASTM D648
Flammability, UL94 V-1

@Thickness 0.500 mm
V-1

@Thickness 0.0197 in
V-0

@Thickness 1.50 mm
V-0

@Thickness 0.0591 in
Electrical Properties Metric English Comments
Electrical Resistivity 1.00e+12 ohm-cm
1.00e+12 ohm-cm
ASTM D257
Dielectric Constant 5.5

@Frequency 1e+6 Hz
5.5

@Frequency 1e+6 Hz
ASTM D150
Dielectric Strength 11.8 kV/mm
300 kV/in
Step by step; ASTM D149
13.8 kV/mm
351 kV/in
Short Time; ASTM D149
Dissipation Factor 0.050

@Frequency 1e+6 Hz
0.050

@Frequency 1e+6 Hz
ASTM D150
Arc Resistance 180 sec
180 sec
ASTM D495
Comparative Tracking Index 180 V
180 V
IEC Tracking Index
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