Bakelite® PF 6501 Phenolic Formaldehyde Resin, Low Shrinkage

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Bakelite® PF 6501 Phenolic Formaldehyde Resin, Low Shrinkage
Categories:	Polymer; Thermoset; Filled/Reinforced Thermoset; Phenolic
Material Notes:	Phenolic molding compound, inorganically filled, glass fiber reinforced, high dimensional stability at raised temperature, good media resistance, heat-resistant. Applications: Thermally and dynamically highly stressed automotive parts, pulleys and pump vanes.
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Physical Properties	Original Value	Comments

Density	1.60 g/cc	ISO 1183
Apparent Bulk Density	0.600 g/cc	ISO 60
Linear Mold Shrinkage	0.0020 cm/cm	Compression Molding. Post Shrinkage = 0.1%.; ISO 2577
	0.0025 cm/cm	Injection Molding. Post Shrinkage = 0.1%.; ISO 2577

Mechanical Properties	Original Value	Comments
Ball Indentation Hardness	400 MPa	H961/30; ISO 2039/P1
Tensile Strength	90.0 MPa	ISO 527 - 1/2
Tensile Modulus	14000 MPa	ISO 527 - 1/2
Flexural Strength	175 MPa	ISO 178
Flexural Modulus	12500 MPa	ISO 178
Compressive Strength	280 MPa	ISO 604
Charpy Impact Unnotched	12.5 kJ/m²	ISO 179-1 eU
Charpy Impact, Notched	4.50 kJ/m²	ISO 179-1eA

Electrical Properties	Original Value	Comments
Volume Resistivity	1.00e+11 ohm-cm
Surface Resistance	1.00e+10 ohm
Dielectric Constant	6.0 @Frequency 100 Hz
Dielectric Strength	32.5 kV/mm @Thickness 1.00 mm	IEC 60243-P1
Dissipation Factor	0.10 @Frequency 100 Hz

Thermal Properties	Original Value	Comments
Deflection Temperature at 8.0 MPa	170 °C	ISO 75-2

Processing Properties	Original Value	Comments
Feed Temperature	60.0 - 75.0 °C	Injection molding
Nozzle Temperature	80.0 - 100 °C	Injection molding
Melt Temperature	80.0 - 100 °C	Injection molding
Mold Temperature	160 - 190 °C	Injection molding
	160 - 190 °C	Compression molding
Injection Pressure	>= 15.0 MPa	Compression and injection cavity mold pressure
Back Pressure	0.500 - 2.00 MPa	Injection molding
Cure Time	10.0 - 20.0 sec	Per 1 mm of wall thickness, injection molding
	20.0 - 40.0 sec	Per 1 mm of wall thickness, compression molding

Descriptive Properties
Chromatic Spectrum	All Colors
Creep Rupture Strength	Very Good
Holding Pressure	Approximately 40-60% of injection pressure
Media Resistance	Very Good
Thermal Expansion	Very Slight
Water absorption (mg)	14	24h / 23°C

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