Bakelite® PF 2774 Phenolic Molding Compound

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Bakelite® PF 2774 Phenolic Molding Compound
Categories:	Polymer; Thermoset; Phenolic; Phenolic, Novolac, Glass Filled
Material Notes:	Phenolic molding compound, inorganically filled, glass fiber reinforced, increased dimensional stability, average notched impact strength, average heat resistance, improved electrical properties, UL listed molding compound 1.5 mm / V-0 (ALL). Applications: MCB housings, pump parts, insulating flanges, automotive engine attachments
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Physical Properties	Metric	English	Comments

Density	1.70 g/cc	0.0614 lb/in³	ISO 1183
Apparent Bulk Density	0.750 g/cc	0.0271 lb/in³	ISO 60
Linear Mold Shrinkage	0.0025 cm/cm	0.0025 in/in	Compression Molding. Post Shrinkage = 0.1%.; ISO 2577
	0.0040 cm/cm	0.0040 in/in	Injection Molding. Post Shrinkage = 0.2%.; ISO 2577

Mechanical Properties	Metric	English	Comments
Ball Indentation Hardness	400 MPa	58000 psi	H961/30; ISO 2039/P1
Tensile Strength	65.0 MPa	9430 psi	ISO 527 - 1/2
Tensile Modulus	10.0 GPa	1450 ksi	ISO 527 - 1/2
Flexural Strength	110 MPa	16000 psi	ISO 178
Flexural Modulus	11.0 GPa	1600 ksi	ISO 178
Compressive Strength	225 MPa	32600 psi	ISO 604
Charpy Impact Unnotched	0.850 J/cm²	4.04 ft-lb/in²	ISO 179-1 eU
Charpy Impact, Notched	0.240 J/cm²	1.14 ft-lb/in²	ISO 179-1eA

Electrical Properties	Metric	English	Comments
Volume Resistivity	1.00e+12 ohm-cm	1.00e+12 ohm-cm
Surface Resistance	1.00e+11 ohm	1.00e+11 ohm
Dielectric Constant	7.5 @Frequency 100 Hz	7.5 @Frequency 100 Hz
Dielectric Strength	26.5 kV/mm @Thickness 1.00 mm	673 kV/in @Thickness 0.0394 in	IEC 60243-P1
Dissipation Factor	0.15 @Frequency 100 Hz	0.15 @Frequency 100 Hz
Comparative Tracking Index	175 V	175 V

Thermal Properties	Metric	English	Comments
Deflection Temperature at 8.0 MPa	150 °C	302 °F	ISO 75-2
Flammability, UL94	V-0 @Thickness 1.50 mm	V-0 @Thickness 0.0591 in	All colors

Descriptive Properties
Water absorption (mg)	17		24h / 23°C

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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PBAKE984 / 192346

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