Category | Polymer , Thermoplastic , Polycarbonate (PC) , Polycarbonate, Impact Modified |
Manufacturer | Kingfa Sci. & Tech. Co. |
Trade Name | |
Port | Ningbo port,China |
Trade Terms | FOB, CFR, CIF |
Payment Terms | L/C, T/T, Western Union |
Download PDF | Kingfa JH820 Modified PC.pdf |
Price | EMAIL US sales@lookpolymers.com |
Physical Properties | Metric | English | Comments |
---|---|---|---|
Specific Gravity | 1.20 g/cc @Temperature 23.0 °C |
1.20 g/cc @Temperature 73.4 °F |
ASTM D792 |
Water Absorption | 0.12 % @Temperature 23.0 °C, Time 86400 sec |
0.12 % @Temperature 73.4 °F, Time 24.0 hour |
ASTM D570 |
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 | 62.0 MPa | 8990 psi | 50mm/min; ASTM D638 |
Elongation at Break | 100 % | 100 % | 50mm/min; ASTM D638 |
Flexural Strength | 85.0 MPa | 12300 psi | 2mm/min; ASTM D790 |
Flexural Modulus | 2.30 GPa | 334 ksi | 2mm/min; ASTM D790 |
Izod Impact, Notched | 7.00 J/cm @Thickness 3.20 mm, Temperature 23.0 °C |
13.1 ft-lb/in @Thickness 0.126 in, Temperature 73.4 °F |
ASTM D256 |
Thermal Properties | Metric | English | Comments |
---|---|---|---|
Deflection Temperature at 0.46 MPa (66 psi) | 135 °C @Thickness 6.40 mm |
275 °F @Thickness 0.252 in |
ASTM D648 |
Deflection Temperature at 1.8 MPa (264 psi) | 130 °C @Thickness 6.40 mm |
266 °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 |
Optical Properties | Metric | English | Comments |
---|---|---|---|
Transmission, Visible | 90 % | 90 % | transparent; thickness not quantified |
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 | 28.0 kV/mm | 711 kV/in | 1.6mm; ASTM D149 |
Processing Properties | Metric | English | Comments |
---|---|---|---|
Processing Temperature | <= 300 °C | <= 572 °F | |
Rear Barrel Temperature | 240 - 270 °C | 464 - 518 °F | Start Point: 260°C |
Middle Barrel Temperature | 260 - 280 °C | 500 - 536 °F | Start Point: 265°C |
Front Barrel Temperature | 270 - 290 °C | 518 - 554 °F | Start Point: 275°C |
Melt Temperature | 250 - 280 °C | 482 - 536 °F | Start Point: 260°C |
Mold Temperature | 60.0 - 80.0 °C | 140 - 176 °F | Start Point: 70°C |
Drying Temperature | 120 °C @Time 14400 - 21600 sec |
248 °F @Time 4.00 - 6.00 hour |
Pre-dry |
Back Pressure | 0.700 - 1.00 MPa | 102 - 145 psi |
Descriptive Properties | Value | Comments |
---|---|---|
Injection Speed | 60-90% |