Sumitomo Bakelite DurezÂ® 156 Phenolic, Compression 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 DurezÂ® 156 Phenolic, Compression Grade.pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

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	1.58 g/cc	0.0571 lb/inÂ³	ASTM D792
Apparent Bulk Density	0.650 g/cc	0.0235 lb/inÂ³	ASTM D1895
Water Absorption	0.30 %	0.30 %	ASTM D570
Linear Mold Shrinkage	0.0040 cm/cm	0.0040 in/in	ASTM D955

Mechanical Properties	Metric	English	Comments
Tensile Strength, Ultimate	41.0 MPa	5950 psi	ASTM D638
Tensile Modulus	10.3 GPa	1490 ksi	ASTM D638
Flexural Strength	72.0 MPa	10400 psi
Compressive Strength	196 MPa	28400 psi	ASTM D695

Thermal Properties	Metric	English	Comments
Maximum Service Temperature, Air	160 Â°C	320 Â°F	UL temperature Index
Deflection Temperature at 1.8 MPa (264 psi)	191 Â°C	376 Â°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	5.0 @Frequency 1e+6 Hz	5.0 @Frequency 1e+6 Hz	ASTM D150
Dielectric Strength	10.8 kV/mm	274 kV/in	Step by step; ASTM D149
	11.8 kV/mm	300 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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