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- Kingfa JH720 G20 20% Glass Fiber Reinforced PC
Kingfa JH720 G20 20% Glass Fiber Reinforced PC
| Category | Polymer , Thermoplastic , Polycarbonate (PC) , Polycarbonate, 20% Glass Filled |
| 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 JH720 G20 20% Glass Fiber Reinforced PC.pdf  |
| Price | EMAIL US sales@lookpolymers.com |
Material Notes:
Features:High mechanical strengthGood size stabilityLow tendency to warpGood surfaceSuitable for exact moldingApplications:Imaging equipment shellOA body frameElectrical equipmentComputer plug partsCD-ROM, DVDInformation Provided by Kingfa Sci. & Tech. Co., Ltd.
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Specific Gravity | 1.33 g/cc @Temperature 23.0 °C |
1.33 g/cc @Temperature 73.4 °F |
ASTM D792 |
| Linear Mold Shrinkage | 0.0030 - 0.0040 cm/cm @Temperature 23.0 °C |
0.0030 - 0.0040 in/in @Temperature 73.4 °F |
ASTM D955 |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Rockwell M | 84 | 84 | ASTM D785 |
| Tensile Strength at Break | 97.0 MPa | 14100 psi | 10mm/min; ASTM D638 |
| Elongation at Break | 9.0 % | 9.0 % | 10mm/min; ASTM D638 |
| Flexural Strength | 140 MPa | 20300 psi | 2mm/min; ASTM D790 |
| Flexural Modulus | 6.20 GPa | 899 ksi | 2mm/min; ASTM D790 |
| Izod Impact, Notched | 1.35 J/cm @Thickness 3.20 mm, Temperature 23.0 °C |
2.53 ft-lb/in @Thickness 0.126 in, Temperature 73.4 °F |
ASTM D256 |
| Izod Impact, Unnotched | 5.80 J/cm @Thickness 3.20 mm, Temperature 23.0 °C |
10.9 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) | 142 °C @Thickness 6.40 mm |
288 °F @Thickness 0.252 in |
ASTM D648 |
| Deflection Temperature at 1.8 MPa (264 psi) | 138 °C @Thickness 6.40 mm |
280 °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 |
| 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 | 22.0 kV/mm | 559 kV/in | 1.6mm; ASTM D149 |
| Processing Properties | Metric | English | Comments |
|---|---|---|---|
| Processing Temperature | <= 295 °C | <= 563 °F | |
| Rear Barrel Temperature | 240 - 270 °C | 464 - 518 °F | Start Point: 260°C |
| Middle Barrel Temperature | 250 - 280 °C | 482 - 536 °F | Start Point: 265°C |
| Front Barrel Temperature | 260 - 290 °C | 500 - 554 °F | Start Point: 275°C |
| Melt Temperature | 250 - 280 °C | 482 - 536 °F | Start Point: 260°C |
| Mold Temperature | 80.0 - 130 °C | 176 - 266 °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 | Value | Comments |
|---|---|---|
| Glass Fiber Content (%) | 20 | |
| Injection Speed | 60-90% |
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