Kingfa JH720 G30 30% Glass Fiber Reinforced PC

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Kingfa JH720 G30 30% Glass Fiber Reinforced PC
Categories:	Polymer; Thermoplastic; Polycarbonate (PC); Polycarbonate, 30% Glass Filled
Material Notes:	Features: High mechanical strength Good size stability Low tendency to warp Good surface Suitable for exact molding Applications: Imaging equipment shell OA body frame Electrical equipment Computer plug parts Information Provided by Kingfa Sci. & Tech. Co., Ltd.
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Physical Properties	Metric	English	Comments

Specific Gravity	1.42 g/cc @Temperature 23.0 °C	1.42 g/cc @Temperature 73.4 °F	ASTM D792
Filler Content	30 %	30 %	Glass Fiber
Linear Mold Shrinkage	0.0020 - 0.0030 cm/cm @Temperature 23.0 °C	0.0020 - 0.0030 in/in @Temperature 73.4 °F	ASTM D955

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell M	86	86	ASTM D785
Tensile Strength at Break	115 MPa	16700 psi	10mm/min; ASTM D638
Elongation at Break	7.0 %	7.0 %	10mm/min; ASTM D638
Flexural Strength	165 MPa	23900 psi	2mm/min; ASTM D790
Flexural Modulus	8.70 GPa	1260 ksi	2mm/min; ASTM D790
Izod Impact, Notched	1.37 J/cm @Thickness 3.20 mm, Temperature 23.0 °C	2.57 ft-lb/in @Thickness 0.126 in, Temperature 73.4 °F	ASTM D256
Izod Impact, Unnotched	5.90 J/cm @Thickness 3.20 mm, Temperature 23.0 °C	11.1 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
Surface Resistance	1.00e+15 ohm	1.00e+15 ohm	ASTM D257
Dielectric Strength	21.0 kV/mm	533 kV/in	1.6mm; ASTM D149

Thermal Properties	Metric	English	Comments
Deflection Temperature at 0.46 MPa (66 psi)	145 °C @Thickness 6.40 mm	293 °F @Thickness 0.252 in	ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	139 °C @Thickness 6.40 mm	282 °F @Thickness 0.252 in	ASTM D648
Flammability, UL94	HB @Thickness 1.60 mm	HB @Thickness 0.0630 in
	HB @Thickness 3.00 mm	HB @Thickness 0.118 in

Processing Properties	Metric	English	Comments
Processing Temperature	<= 295 °C	<= 563 °F
Rear Barrel Temperature	240 - 275 °C	464 - 527 °F	Start Point: 265°C
Middle Barrel Temperature	250 - 280 °C	482 - 536 °F	Start Point: 270°C
Front Barrel Temperature	260 - 290 °C	500 - 554 °F	Start Point: 280°C
Melt Temperature	250 - 280 °C	482 - 536 °F	Start Point: 260°C
Mold Temperature	80.0 - 140 °C	176 - 284 °F	Start Point: 90°C
Drying Temperature	110 - 120 °C @Time 10800 - 14400 sec	230 - 248 °F @Time 3.00 - 4.00 hour	Pre-dry
Back Pressure	0.300 - 1.00 MPa	43.5 - 145 psi

Descriptive Properties
Injection Speed	60-90%

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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PKINGF045 / 104304

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