LNP VALOX® EXCP0214 Polybutylene Terephthalate, 45% Carbon Fiber Reinforcement

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LNP VALOX® EXCP0214 Polybutylene Terephthalate, 45% Carbon Fiber Reinforcement (discontinued **)
Categories:	Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); Polybutylene Terephthalate (PBT), Carbon Black Filled
Material Notes:	Automotive heat sinks/spreaders, cooling fans. Features: Thermally Conductive, Electrically Conductive, Flame Retardant, High Strength Forms: Pellets Processing Method: Injection Molding Information provided by LNP, a GE Plastics Company. This data sheet is labeled Discontinued; however many LNP grades are still active under new names instituted after the SABIC purchase.
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Physical Properties	Metric	English	Comments

Specific Gravity	1.67 g/cc	1.67 g/cc	ASTM D792

Mechanical Properties	Metric	English	Comments
Tensile Strength at Break	95.1 MPa	13800 psi	Type I, 5 mm/min; ASTM D638
Tensile Strength, Yield	95.1 MPa	13800 psi	Type I, 5 mm/min; ASTM D638
Elongation at Break	1.6 %	1.6 %	Type I, 5 mm/min; ASTM D638
Flexural Strength	134 MPa	19400 psi	50.8 mm Span, 1 mm/min; ASTM D790
Flexural Modulus	22.6 GPa	3280 ksi	(50.8 mm Span) 1mm/min; ASTM D790
Izod Impact, Notched	0.267 J/cm	0.500 ft-lb/in	ASTM D256
Izod Impact, Unnotched	1.60 J/cm	3.00 ft-lb/in	ASTM D256
Falling Dart Impact	4.75 J	3.50 ft-lb	ASTM D3763

Electrical Properties	Metric	English	Comments
Volume Resistivity	1500 ohm-cm	1500 ohm-cm	ASTM D257
Surface Resistance	1e+05	1e+05	ASTM D257

Thermal Properties	Metric	English	Comments
Thermal Conductivity	1.10 W/m-K	7.63 BTU-in/hr-ft²-°F	ASTM C177
Deflection Temperature at 0.46 MPa (66 psi)	214 °C @Thickness 3.18 mm	417 °F @Thickness 0.125 in	Unannealed; ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	183 °C @Thickness 3.18 mm	361 °F @Thickness 0.125 in	Unannealed; ASTM D648

Processing Properties	Metric	English	Comments
Rear Barrel Temperature	238 - 254 °C	460 - 489 °F
Middle Barrel Temperature	243 - 260 °C	469 - 500 °F
Front Barrel Temperature	249 - 266 °C	480 - 511 °F
Nozzle Temperature	243 - 260 °C	469 - 500 °F
Melt Temperature	249 - 266 °C	480 - 511 °F
Mold Temperature	48.9 - 76.7 °C	120 - 170 °F
Drying Temperature	121 °C	250 °F
Dry Time	3 - 12 hour	3 - 12 hour
Moisture Content	0.020 %	0.020 %	Suggested
Back Pressure	0.345 - 0.689 MPa	50.0 - 99.9 psi
Clamp Pressure	41.0 - 69.0 MPa	5950 - 10000 psi
Shot Size	40 - 80 %	40 - 80 %	Suggested
Vent Depth	0.00250 - 0.00380 cm	0.000984 - 0.00150 in
Screw Speed	50 - 100 rpm	50 - 100 rpm

**
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PZLNP1581 / 51663

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