| About |
|---|
| Kingfa JH720 G20是一种聚碳酸脂合金（PC 合金）材料,含有的填充物为20% 玻璃纤维增强材料。 该产品在北美洲或亚太地区有供货,加工方式为:注射成型。 Kingfa JH720 G20的主要特性有: 阻燃/额定火焰 抗翘曲 高强度 美观 Kingfa JH720 G20的典型应用领域为:电气/电子应用&& |
| Product Description | |
|---|---|
| Supplier | Kingfa |
| Generic | Polycarbonate |
| Material Status | Commercial: Active |
| Features | Good Rigidity,Good surface appearance,High elastic,HB |
| Availabilitys | North America,Asia Pacific |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.33 | g/cm³ | ASTM D792 |
| Shrinkage rate | |||
| MD：23℃ | 0.30 to 0.40 | % | ASTM D955 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | |||
| 23℃，3.2mm | 140 | J/m | ASTM D256 |
| Notched impact strength of cantilever beam | |||
| 23℃，3.2 mm | 580 | J/m | ASTM D256 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | ASTM D648 | ||
| 0.45 MPa, unannealed, 6.4 mm | 142 | ℃ | ASTM D648 |
| 1.8 MPa, unannealed, 6.4 mm | 138 | ℃ | ASTM D648 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | 1.0E+15 | ohms | ASTM D257 |
| Volume resistivity | 1.0E+16 | ohms·cm | ASTM D257 |
| Dielectric strength | |||
| 1.6 mm | 22 | kV/mm | ASTM D149 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant level | UL 94 | ||
| 1.60 mm | HB | UL 94 | |
| 3.00 mm | HB | UL 94 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Rockwell hardness | |||
| M-level | 84 | ASTM D785 | |
| tensile strength | 97.0 | MPa | ASTM D638 |
| Tensile strain | |||
| fracture | 9.0 | % | ASTM D638 |
| Bending modulus | 6200 | MPa | ASTM D790 |
| bending strength | 140 | MPa | ASTM D790 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 110 to 120 | °C | |
| Drying time | 3.0 to 4.0 | hr | |
| Barrel rear temperature | 240 to 270 | °C | |
| Barrel middle temperature | 250 to 280 | °C | |
| Barrel front temperature | 260 to 290 | °C | |
| Processing (melt) temperature | 250 to 280 | °C | |
| Mold temperature | 80 to 130 | °C | |
| Back pressure | 0.300 to 1.00 | MPa | |
| Notes |
|---|
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