Bakelite® PF 1142 Phenolic Formaldehyde Resin, High Mechanical Strength

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Bakelite® PF 1142 Phenolic Formaldehyde Resin, High Mechanical Strength (discontinued **)
Categories:	Polymer; Thermoset; Filled/Reinforced Thermoset; Phenolic
Material Notes:	Phenolic molding compound, inorganically filled, glass fiber reinforced, high dimensional stability, good mechanical properties. Application areas: Insulating flanges, sealings, pulleys.
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Physical Properties	Metric	English	Comments

Density	1.73 g/cc	0.0625 lb/in³	ISO 1183
Apparent Bulk Density	0.810 g/cc	0.0293 lb/in³	ISO 60
Linear Mold Shrinkage, Flow	0.00090 cm/cm	0.00090 in/in	Compression molding; ISO 2577

Mechanical Properties	Metric	English	Comments
Flexural Strength	120 MPa	17400 psi	2 mm/min; ISO 178
Compressive Strength	225 MPa	32600 psi	Test specimen flat tested; ISO 604
Charpy Impact Unnotched	0.900 J/cm² @Temperature 23.0 °C	4.28 ft-lb/in² @Temperature 73.4 °F	ISO 179-1/2 eU
Charpy Impact, Notched	0.200 J/cm² @Temperature 23.0 °C	0.952 ft-lb/in² @Temperature 73.4 °F	ISO 179-1/2 eA

Thermal Properties	Metric	English	Comments
Maximum Service Temperature, Air	150 °C	302 °F	<20000 hours; IEC 60216-P1
	250 °C	482 °F	< 50 hours; IEC 60216-P1
Deflection Temperature at 8.0 MPa	165 °C	329 °F	ISO 75-2
Shrinkage	0.13 % @Temperature 110 °C	0.13 % @Temperature 230 °F	Compression molding; ISO 2577

Processing Properties	Metric	English	Comments
Feed Temperature	60.0 - 75.0 °C	140 - 167 °F	Injection molding
Nozzle Temperature	80.0 - 100 °C	176 - 212 °F	Injection molding
Melt Temperature	80.0 - 100 °C	176 - 212 °F	Injection molding
Mold Temperature	160 - 190 °C	320 - 374 °F	Injection molding
	160 - 190 °C	320 - 374 °F	Compression molding
Injection Pressure	>= 15.0 MPa	>= 2180 psi	Compression and injection cavity mold pressure
Back Pressure	0.500 - 2.00 MPa	72.5 - 290 psi	Injection molding
Cure Time	0.167 - 0.333 min	0.00278 - 0.00556 hour	Per 1 mm of wall thickness, injection molding
	0.333 - 0.667 min	0.00556 - 0.0111 hour	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
Reserves by Peak Temperature	Very High
Thermal Expansion	Very Slight

**
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