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Kingfa PC-S923 Modified PC

Category Polymer , Thermoplastic , Polycarbonate (PC) , Polycarbonate, Impact Modified
Manufacturer Kingfa Sci. & Tech. Co.
Trade Name
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Kingfa PC-S923 Modified PC.pdf
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Material Notes:
Features:Excellent balance propertiesGood weather resistanceHigh impact strengthGood electro-plating propertiesGood processing propertiesApplications:Injection moldingAutomobile instrument panelElectrical and electronic partsComputer and accessoriesHousehold appliance thin wall partsInformation Provided by Kingfa Sci. & Tech. Co., Ltd.
Physical Properties Metric English Comments
Specific Gravity 1.19 g/cc

@Temperature 23.0 °C
1.19 g/cc

@Temperature 73.4 °F
ASTM D792
Linear Mold Shrinkage 0.0050 - 0.0070 cm/cm

@Temperature 23.0 °C
0.0050 - 0.0070 in/in

@Temperature 73.4 °F
ASTM D955
Mechanical Properties Metric English Comments
Hardness, Rockwell R 118
118
ASTM D785
Tensile Strength at Break 61.0 MPa
8850 psi
50mm/min; ASTM D638
Elongation at Break >= 90 %
>= 90 %
50mm/min; ASTM D638
Flexural Strength 85.0 MPa
12300 psi
2mm/min; ASTM D790
Flexural Modulus 2.40 GPa
348 ksi
2mm/min; ASTM D790
Izod Impact, Notched 6.10 J/cm

@Thickness 3.20 mm,
Temperature 23.0 °C
11.4 ft-lb/in

@Thickness 0.126 in,
Temperature 73.4 °F
ASTM D256
Izod Impact, Unnotched NB

@Thickness 3.20 mm,
Temperature 23.0 °C
NB

@Thickness 0.126 in,
Temperature 73.4 °F
ASTM D256
Thermal Properties Metric English Comments
Deflection Temperature at 0.46 MPa (66 psi) 132 °C

@Thickness 6.40 mm
270 °F

@Thickness 0.252 in
ASTM D648
Deflection Temperature at 1.8 MPa (264 psi) 128 °C

@Thickness 6.40 mm
262 °F

@Thickness 0.252 in
ASTM D648
Flammability, UL94 V-2

@Thickness 1.60 mm
V-2

@Thickness 0.0630 in
V-2

@Thickness 3.20 mm
V-2

@Thickness 0.126 in
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
Processing Properties Metric English Comments
Processing Temperature <= 300 °C
<= 572 °F
Rear Barrel Temperature 230 - 270 °C
446 - 518 °F
Start Point: 250°C
Middle Barrel Temperature 235 - 280 °C
455 - 536 °F
Start Point: 260°C
Front Barrel Temperature 240 - 290 °C
464 - 554 °F
Start Point: 270°C
Melt Temperature 240 - 280 °C
464 - 536 °F
Start Point: 250°C
Mold Temperature 60.0 - 80.0 °C
140 - 176 °F
Start Point: 70°C
Drying Temperature 110 °C

@Time 14400 - 21600 sec
230 °F

@Time 4.00 - 6.00 hour
Pre-dry
Back Pressure 0.300 - 1.00 MPa
43.5 - 145 psi
Descriptive Properties Value Comments
Injection Speed 60-90%
Weather Resistance (delta E) ASTM D4459; 300hr xenon lamp
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