Kingfa PBT-G30 30% Glass Fiber Reinforced PBT

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Kingfa PBT-G30 30% Glass Fiber Reinforced PBT
Categories:	Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); Polybutylene Terephthalate (PBT), 30% Glass Fiber Filled
Material Notes:	Features: Good size stability High mechanical properties High heat resistance Excellent balance properties Applications: Injection molding Application parts Auto handle Door latch E & E parts Information Provided by Kingfa Sci. & Tech. Co., Ltd.
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Physical Properties	Metric	English	Comments

Specific Gravity	1.53 g/cc @Temperature 23.0 °C	1.53 g/cc @Temperature 73.4 °F	ASTM D792
Filler Content	30 %	30 %	Glass Fiber
Water Absorption	0.060 % @Temperature 23.0 °C, Time 86400 sec	0.060 % @Temperature 73.4 °F, Time 24.0 hour	ASTM D570
Linear Mold Shrinkage	0.0030 - 0.0090 cm/cm @Temperature 23.0 °C	0.0030 - 0.0090 in/in @Temperature 73.4 °F	ASTM D955

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell R	120	120	ASTM D785
Tensile Strength at Break	135 MPa	19600 psi	10mm/min; ASTM D638
Elongation at Break	2.8 %	2.8 %	10mm/min; ASTM D638
Flexural Strength	190 MPa	27600 psi	2mm/min; ASTM D790
Flexural Modulus	8.00 GPa	1160 ksi	2mm/min; ASTM D790
Izod Impact, Notched	1.10 J/cm @Thickness 3.20 mm, Temperature 23.0 °C	2.06 ft-lb/in @Thickness 0.126 in, Temperature 73.4 °F	ASTM D256

Electrical Properties	Metric	English	Comments
Volume Resistivity	1.00e+16 ohm-cm	1.00e+16 ohm-cm	ASTM D257

Thermal Properties	Metric	English	Comments
Deflection Temperature at 0.46 MPa (66 psi)	220 °C @Thickness 6.40 mm	428 °F @Thickness 0.252 in	ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	212 °C @Thickness 6.40 mm	414 °F @Thickness 0.252 in	ASTM D648
Flammability, UL94	HB @Thickness 1.50 - 1.65 mm	HB @Thickness 0.0591 - 0.0650 in

Processing Properties	Metric	English	Comments
Processing Temperature	<= 270 °C	<= 518 °F
Rear Barrel Temperature	220 - 240 °C	428 - 464 °F	Start Point: 230°C
Middle Barrel Temperature	235 - 255 °C	455 - 491 °F	Start Point: 245°C
Front Barrel Temperature	245 - 265 °C	473 - 509 °F	Start Point: 255°C
Melt Temperature	235 - 255 °C	455 - 491 °F	Start Point: 250°C
Mold Temperature	50.0 - 80.0 °C	122 - 176 °F	Start Point: 60°C
Drying Temperature	120 - 140 °C @Time 14400 - 21600 sec	248 - 284 °F @Time 4.00 - 6.00 hour	Pre-dry

Descriptive Properties
Injection Speed	Moderate to High

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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PKINGF003 / 104262

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